2752 lines
89 KiB
Zig
2752 lines
89 KiB
Zig
const tests = @import("tests.zig");
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pub fn addCases(cases: &tests.CompileErrorContext) {
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cases.add("wrong return type for main",
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\\pub fn main() -> f32 { }
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, "error: expected return type of main to be 'u8', 'noreturn', 'void', or '%void'");
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cases.add("double ?? on main return value",
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\\pub fn main() -> ??void {
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\\}
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, "error: expected return type of main to be 'u8', 'noreturn', 'void', or '%void'");
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cases.add("bad identifier in function with struct defined inside function which references local const",
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\\export fn entry() {
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\\ const BlockKind = u32;
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\\
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\\ const Block = struct {
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\\ kind: BlockKind,
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\\ };
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\\
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\\ bogus;
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\\}
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, ".tmp_source.zig:8:5: error: use of undeclared identifier 'bogus'");
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cases.add("labeled break not found",
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\\export fn entry() {
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\\ blah: while (true) {
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\\ while (true) {
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\\ break :outer;
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\\ }
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\\ }
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\\}
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, ".tmp_source.zig:4:13: error: label not found: 'outer'");
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cases.add("labeled continue not found",
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\\export fn entry() {
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\\ var i: usize = 0;
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\\ blah: while (i < 10) : (i += 1) {
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\\ while (true) {
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\\ continue :outer;
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\\ }
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\\ }
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\\}
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, ".tmp_source.zig:5:13: error: labeled loop not found: 'outer'");
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cases.add("attempt to use 0 bit type in extern fn",
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\\extern fn foo(ptr: extern fn(&void));
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\\
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\\export fn entry() {
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\\ foo(bar);
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\\}
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\\
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\\extern fn bar(x: &void) { }
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, ".tmp_source.zig:7:18: error: parameter of type '&void' has 0 bits; not allowed in function with calling convention 'ccc'");
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cases.add("implicit semicolon - block statement",
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\\export fn entry() {
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\\ {}
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\\ var good = {};
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\\ ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - block expr",
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\\export fn entry() {
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\\ _ = {};
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\\ var good = {};
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\\ _ = {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - comptime statement",
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\\export fn entry() {
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\\ comptime {}
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\\ var good = {};
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\\ comptime ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - comptime expression",
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\\export fn entry() {
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\\ _ = comptime {};
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\\ var good = {};
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\\ _ = comptime {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - defer",
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\\export fn entry() {
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\\ defer {}
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\\ var good = {};
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\\ defer ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if statement",
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\\export fn entry() {
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\\ if(true) {}
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\\ var good = {};
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\\ if(true) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if expression",
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\\export fn entry() {
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\\ _ = if(true) {};
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\\ var good = {};
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\\ _ = if(true) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if-else statement",
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\\export fn entry() {
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\\ if(true) {} else {}
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\\ var good = {};
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\\ if(true) ({}) else ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if-else expression",
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\\export fn entry() {
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\\ _ = if(true) {} else {};
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\\ var good = {};
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\\ _ = if(true) {} else {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if-else-if statement",
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\\export fn entry() {
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\\ if(true) {} else if(true) {}
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\\ var good = {};
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\\ if(true) ({}) else if(true) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if-else-if expression",
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\\export fn entry() {
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\\ _ = if(true) {} else if(true) {};
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\\ var good = {};
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\\ _ = if(true) {} else if(true) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if-else-if-else statement",
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\\export fn entry() {
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\\ if(true) {} else if(true) {} else {}
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\\ var good = {};
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\\ if(true) ({}) else if(true) ({}) else ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if-else-if-else expression",
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\\export fn entry() {
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\\ _ = if(true) {} else if(true) {} else {};
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\\ var good = {};
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\\ _ = if(true) {} else if(true) {} else {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - test statement",
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\\export fn entry() {
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\\ if (foo()) |_| {}
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\\ var good = {};
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\\ if (foo()) |_| ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - test expression",
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\\export fn entry() {
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\\ _ = if (foo()) |_| {};
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\\ var good = {};
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\\ _ = if (foo()) |_| {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - while statement",
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\\export fn entry() {
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\\ while(true) {}
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\\ var good = {};
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\\ while(true) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - while expression",
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\\export fn entry() {
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\\ _ = while(true) {};
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\\ var good = {};
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\\ _ = while(true) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - while-continue statement",
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\\export fn entry() {
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\\ while(true):({}) {}
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\\ var good = {};
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\\ while(true):({}) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - while-continue expression",
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\\export fn entry() {
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\\ _ = while(true):({}) {};
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\\ var good = {};
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\\ _ = while(true):({}) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - for statement",
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\\export fn entry() {
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\\ for(foo()) {}
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\\ var good = {};
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\\ for(foo()) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - for expression",
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\\export fn entry() {
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\\ _ = for(foo()) {};
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\\ var good = {};
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\\ _ = for(foo()) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("multiple function definitions",
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\\fn a() {}
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\\fn a() {}
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\\export fn entry() { a(); }
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, ".tmp_source.zig:2:1: error: redefinition of 'a'");
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cases.add("unreachable with return",
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\\fn a() -> noreturn {return;}
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\\export fn entry() { a(); }
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, ".tmp_source.zig:1:21: error: expected type 'noreturn', found 'void'");
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cases.add("control reaches end of non-void function",
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\\fn a() -> i32 {}
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\\export fn entry() { _ = a(); }
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, ".tmp_source.zig:1:15: error: expected type 'i32', found 'void'");
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cases.add("undefined function call",
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\\export fn a() {
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\\ b();
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\\}
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, ".tmp_source.zig:2:5: error: use of undeclared identifier 'b'");
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cases.add("wrong number of arguments",
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\\export fn a() {
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\\ b(1);
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\\}
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\\fn b(a: i32, b: i32, c: i32) { }
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, ".tmp_source.zig:2:6: error: expected 3 arguments, found 1");
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cases.add("invalid type",
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\\fn a() -> bogus {}
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\\export fn entry() { _ = a(); }
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, ".tmp_source.zig:1:11: error: use of undeclared identifier 'bogus'");
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cases.add("pointer to unreachable",
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\\fn a() -> &noreturn {}
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\\export fn entry() { _ = a(); }
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, ".tmp_source.zig:1:12: error: pointer to unreachable not allowed");
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cases.add("unreachable code",
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\\export fn a() {
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\\ return;
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\\ b();
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\\}
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\\
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\\fn b() {}
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, ".tmp_source.zig:3:5: error: unreachable code");
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cases.add("bad import",
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\\const bogus = @import("bogus-does-not-exist.zig");
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\\export fn entry() { bogus.bogo(); }
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, ".tmp_source.zig:1:15: error: unable to find 'bogus-does-not-exist.zig'");
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cases.add("undeclared identifier",
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\\export fn a() {
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\\ return
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\\ b +
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\\ c;
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\\}
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,
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".tmp_source.zig:3:5: error: use of undeclared identifier 'b'",
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".tmp_source.zig:4:5: error: use of undeclared identifier 'c'");
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cases.add("parameter redeclaration",
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\\fn f(a : i32, a : i32) {
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\\}
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\\export fn entry() { f(1, 2); }
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, ".tmp_source.zig:1:15: error: redeclaration of variable 'a'");
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cases.add("local variable redeclaration",
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\\export fn f() {
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\\ const a : i32 = 0;
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\\ const a = 0;
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\\}
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, ".tmp_source.zig:3:5: error: redeclaration of variable 'a'");
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cases.add("local variable redeclares parameter",
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\\fn f(a : i32) {
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\\ const a = 0;
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\\}
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\\export fn entry() { f(1); }
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, ".tmp_source.zig:2:5: error: redeclaration of variable 'a'");
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cases.add("variable has wrong type",
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\\export fn f() -> i32 {
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\\ const a = c"a";
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\\ return a;
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\\}
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, ".tmp_source.zig:3:12: error: expected type 'i32', found '&const u8'");
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cases.add("if condition is bool, not int",
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\\export fn f() {
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\\ if (0) {}
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\\}
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, ".tmp_source.zig:2:9: error: integer value 0 cannot be implicitly casted to type 'bool'");
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cases.add("assign unreachable",
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\\export fn f() {
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\\ const a = return;
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\\}
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, ".tmp_source.zig:2:5: error: unreachable code");
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cases.add("unreachable variable",
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\\export fn f() {
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\\ const a: noreturn = {};
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\\}
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, ".tmp_source.zig:2:14: error: variable of type 'noreturn' not allowed");
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cases.add("unreachable parameter",
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\\fn f(a: noreturn) {}
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\\export fn entry() { f(); }
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, ".tmp_source.zig:1:9: error: parameter of type 'noreturn' not allowed");
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cases.add("bad assignment target",
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\\export fn f() {
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\\ 3 = 3;
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\\}
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, ".tmp_source.zig:2:7: error: cannot assign to constant");
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cases.add("assign to constant variable",
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\\export fn f() {
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\\ const a = 3;
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\\ a = 4;
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\\}
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, ".tmp_source.zig:3:7: error: cannot assign to constant");
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cases.add("use of undeclared identifier",
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\\export fn f() {
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\\ b = 3;
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\\}
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, ".tmp_source.zig:2:5: error: use of undeclared identifier 'b'");
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cases.add("const is a statement, not an expression",
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\\export fn f() {
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\\ (const a = 0);
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\\}
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, ".tmp_source.zig:2:6: error: invalid token: 'const'");
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cases.add("array access of undeclared identifier",
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\\export fn f() {
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\\ i[i] = i[i];
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\\}
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, ".tmp_source.zig:2:5: error: use of undeclared identifier 'i'",
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".tmp_source.zig:2:12: error: use of undeclared identifier 'i'");
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cases.add("array access of non array",
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\\export fn f() {
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\\ var bad : bool = undefined;
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\\ bad[bad] = bad[bad];
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\\}
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, ".tmp_source.zig:3:8: error: array access of non-array type 'bool'",
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".tmp_source.zig:3:19: error: array access of non-array type 'bool'");
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cases.add("array access with non integer index",
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\\export fn f() {
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\\ var array = "aoeu";
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\\ var bad = false;
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\\ array[bad] = array[bad];
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\\}
|
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, ".tmp_source.zig:4:11: error: expected type 'usize', found 'bool'",
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".tmp_source.zig:4:24: error: expected type 'usize', found 'bool'");
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|
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cases.add("write to const global variable",
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\\const x : i32 = 99;
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\\fn f() {
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\\ x = 1;
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\\}
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\\export fn entry() { f(); }
|
|
, ".tmp_source.zig:3:7: error: cannot assign to constant");
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|
|
|
|
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cases.add("missing else clause",
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|
\\fn f(b: bool) {
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\\ const x : i32 = if (b) h: { break :h 1; };
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\\ const y = if (b) h: { break :h i32(1); };
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\\}
|
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\\export fn entry() { f(true); }
|
|
, ".tmp_source.zig:2:42: error: integer value 1 cannot be implicitly casted to type 'void'",
|
|
".tmp_source.zig:3:15: error: incompatible types: 'i32' and 'void'");
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|
|
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cases.add("direct struct loop",
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|
\\const A = struct { a : A, };
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\\export fn entry() -> usize { return @sizeOf(A); }
|
|
, ".tmp_source.zig:1:11: error: struct 'A' contains itself");
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|
|
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cases.add("indirect struct loop",
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|
\\const A = struct { b : B, };
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\\const B = struct { c : C, };
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\\const C = struct { a : A, };
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\\export fn entry() -> usize { return @sizeOf(A); }
|
|
, ".tmp_source.zig:1:11: error: struct 'A' contains itself");
|
|
|
|
cases.add("invalid struct field",
|
|
\\const A = struct { x : i32, };
|
|
\\export fn f() {
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|
\\ var a : A = undefined;
|
|
\\ a.foo = 1;
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|
\\ const y = a.bar;
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|
\\}
|
|
,
|
|
".tmp_source.zig:4:6: error: no member named 'foo' in struct 'A'",
|
|
".tmp_source.zig:5:16: error: no member named 'bar' in struct 'A'");
|
|
|
|
cases.add("redefinition of struct",
|
|
\\const A = struct { x : i32, };
|
|
\\const A = struct { y : i32, };
|
|
, ".tmp_source.zig:2:1: error: redefinition of 'A'");
|
|
|
|
cases.add("redefinition of enums",
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|
\\const A = enum {};
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|
\\const A = enum {};
|
|
, ".tmp_source.zig:2:1: error: redefinition of 'A'");
|
|
|
|
cases.add("redefinition of global variables",
|
|
\\var a : i32 = 1;
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|
\\var a : i32 = 2;
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|
,
|
|
".tmp_source.zig:2:1: error: redefinition of 'a'",
|
|
".tmp_source.zig:1:1: note: previous definition is here");
|
|
|
|
cases.add("duplicate field in struct value expression",
|
|
\\const A = struct {
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|
\\ x : i32,
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\\ y : i32,
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\\ z : i32,
|
|
\\};
|
|
\\export fn f() {
|
|
\\ const a = A {
|
|
\\ .z = 1,
|
|
\\ .y = 2,
|
|
\\ .x = 3,
|
|
\\ .z = 4,
|
|
\\ };
|
|
\\}
|
|
, ".tmp_source.zig:11:9: error: duplicate field");
|
|
|
|
cases.add("missing field in struct value expression",
|
|
\\const A = struct {
|
|
\\ x : i32,
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|
\\ y : i32,
|
|
\\ z : i32,
|
|
\\};
|
|
\\export fn f() {
|
|
\\ // we want the error on the '{' not the 'A' because
|
|
\\ // the A could be a complicated expression
|
|
\\ const a = A {
|
|
\\ .z = 4,
|
|
\\ .y = 2,
|
|
\\ };
|
|
\\}
|
|
, ".tmp_source.zig:9:17: error: missing field: 'x'");
|
|
|
|
cases.add("invalid field in struct value expression",
|
|
\\const A = struct {
|
|
\\ x : i32,
|
|
\\ y : i32,
|
|
\\ z : i32,
|
|
\\};
|
|
\\export fn f() {
|
|
\\ const a = A {
|
|
\\ .z = 4,
|
|
\\ .y = 2,
|
|
\\ .foo = 42,
|
|
\\ };
|
|
\\}
|
|
, ".tmp_source.zig:10:9: error: no member named 'foo' in struct 'A'");
|
|
|
|
cases.add("invalid break expression",
|
|
\\export fn f() {
|
|
\\ break;
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: break expression outside loop");
|
|
|
|
cases.add("invalid continue expression",
|
|
\\export fn f() {
|
|
\\ continue;
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: continue expression outside loop");
|
|
|
|
cases.add("invalid maybe type",
|
|
\\export fn f() {
|
|
\\ if (true) |x| { }
|
|
\\}
|
|
, ".tmp_source.zig:2:9: error: expected nullable type, found 'bool'");
|
|
|
|
cases.add("cast unreachable",
|
|
\\fn f() -> i32 {
|
|
\\ return i32(return 1);
|
|
\\}
|
|
\\export fn entry() { _ = f(); }
|
|
, ".tmp_source.zig:2:15: error: unreachable code");
|
|
|
|
cases.add("invalid builtin fn",
|
|
\\fn f() -> @bogus(foo) {
|
|
\\}
|
|
\\export fn entry() { _ = f(); }
|
|
, ".tmp_source.zig:1:11: error: invalid builtin function: 'bogus'");
|
|
|
|
cases.add("top level decl dependency loop",
|
|
\\const a : @typeOf(b) = 0;
|
|
\\const b : @typeOf(a) = 0;
|
|
\\export fn entry() {
|
|
\\ const c = a + b;
|
|
\\}
|
|
, ".tmp_source.zig:1:1: error: 'a' depends on itself");
|
|
|
|
cases.add("noalias on non pointer param",
|
|
\\fn f(noalias x: i32) {}
|
|
\\export fn entry() { f(1234); }
|
|
, ".tmp_source.zig:1:6: error: noalias on non-pointer parameter");
|
|
|
|
cases.add("struct init syntax for array",
|
|
\\const foo = []u16{.x = 1024,};
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:1:18: error: type '[]u16' does not support struct initialization syntax");
|
|
|
|
cases.add("type variables must be constant",
|
|
\\var foo = u8;
|
|
\\export fn entry() -> foo {
|
|
\\ return 1;
|
|
\\}
|
|
, ".tmp_source.zig:1:1: error: variable of type 'type' must be constant");
|
|
|
|
|
|
cases.add("variables shadowing types",
|
|
\\const Foo = struct {};
|
|
\\const Bar = struct {};
|
|
\\
|
|
\\fn f(Foo: i32) {
|
|
\\ var Bar : i32 = undefined;
|
|
\\}
|
|
\\
|
|
\\export fn entry() {
|
|
\\ f(1234);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:6: error: redefinition of 'Foo'",
|
|
".tmp_source.zig:1:1: note: previous definition is here",
|
|
".tmp_source.zig:5:5: error: redefinition of 'Bar'",
|
|
".tmp_source.zig:2:1: note: previous definition is here");
|
|
|
|
cases.add("switch expression - missing enumeration prong",
|
|
\\const Number = enum {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\fn f(n: Number) -> i32 {
|
|
\\ switch (n) {
|
|
\\ Number.One => 1,
|
|
\\ Number.Two => 2,
|
|
\\ Number.Three => i32(3),
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:8:5: error: enumeration value 'Number.Four' not handled in switch");
|
|
|
|
cases.add("switch expression - duplicate enumeration prong",
|
|
\\const Number = enum {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\fn f(n: Number) -> i32 {
|
|
\\ switch (n) {
|
|
\\ Number.One => 1,
|
|
\\ Number.Two => 2,
|
|
\\ Number.Three => i32(3),
|
|
\\ Number.Four => 4,
|
|
\\ Number.Two => 2,
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:13:15: error: duplicate switch value",
|
|
".tmp_source.zig:10:15: note: other value is here");
|
|
|
|
cases.add("switch expression - duplicate enumeration prong when else present",
|
|
\\const Number = enum {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\fn f(n: Number) -> i32 {
|
|
\\ switch (n) {
|
|
\\ Number.One => 1,
|
|
\\ Number.Two => 2,
|
|
\\ Number.Three => i32(3),
|
|
\\ Number.Four => 4,
|
|
\\ Number.Two => 2,
|
|
\\ else => 10,
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:13:15: error: duplicate switch value",
|
|
".tmp_source.zig:10:15: note: other value is here");
|
|
|
|
cases.add("switch expression - multiple else prongs",
|
|
\\fn f(x: u32) {
|
|
\\ const value: bool = switch (x) {
|
|
\\ 1234 => false,
|
|
\\ else => true,
|
|
\\ else => true,
|
|
\\ };
|
|
\\}
|
|
\\export fn entry() {
|
|
\\ f(1234);
|
|
\\}
|
|
, ".tmp_source.zig:5:9: error: multiple else prongs in switch expression");
|
|
|
|
cases.add("switch expression - non exhaustive integer prongs",
|
|
\\fn foo(x: u8) {
|
|
\\ switch (x) {
|
|
\\ 0 => {},
|
|
\\ }
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
,
|
|
".tmp_source.zig:2:5: error: switch must handle all possibilities");
|
|
|
|
cases.add("switch expression - duplicate or overlapping integer value",
|
|
\\fn foo(x: u8) -> u8 {
|
|
\\ return switch (x) {
|
|
\\ 0 ... 100 => u8(0),
|
|
\\ 101 ... 200 => 1,
|
|
\\ 201, 203 ... 207 => 2,
|
|
\\ 206 ... 255 => 3,
|
|
\\ };
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
,
|
|
".tmp_source.zig:6:9: error: duplicate switch value",
|
|
".tmp_source.zig:5:14: note: previous value is here");
|
|
|
|
cases.add("switch expression - switch on pointer type with no else",
|
|
\\fn foo(x: &u8) {
|
|
\\ switch (x) {
|
|
\\ &y => {},
|
|
\\ }
|
|
\\}
|
|
\\const y: u8 = 100;
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
,
|
|
".tmp_source.zig:2:5: error: else prong required when switching on type '&u8'");
|
|
|
|
cases.add("global variable initializer must be constant expression",
|
|
\\extern fn foo() -> i32;
|
|
\\const x = foo();
|
|
\\export fn entry() -> i32 { return x; }
|
|
, ".tmp_source.zig:2:11: error: unable to evaluate constant expression");
|
|
|
|
cases.add("array concatenation with wrong type",
|
|
\\const src = "aoeu";
|
|
\\const derp = usize(1234);
|
|
\\const a = derp ++ "foo";
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(a)); }
|
|
, ".tmp_source.zig:3:11: error: expected array or C string literal, found 'usize'");
|
|
|
|
cases.add("non compile time array concatenation",
|
|
\\fn f() -> []u8 {
|
|
\\ return s ++ "foo";
|
|
\\}
|
|
\\var s: [10]u8 = undefined;
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:2:12: error: unable to evaluate constant expression");
|
|
|
|
cases.add("@cImport with bogus include",
|
|
\\const c = @cImport(@cInclude("bogus.h"));
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(c.bogo)); }
|
|
, ".tmp_source.zig:1:11: error: C import failed",
|
|
".h:1:10: note: 'bogus.h' file not found");
|
|
|
|
cases.add("address of number literal",
|
|
\\const x = 3;
|
|
\\const y = &x;
|
|
\\fn foo() -> &const i32 { return y; }
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:3:33: error: expected type '&const i32', found '&const (integer literal)'");
|
|
|
|
cases.add("integer overflow error",
|
|
\\const x : u8 = 300;
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(x)); }
|
|
, ".tmp_source.zig:1:16: error: integer value 300 cannot be implicitly casted to type 'u8'");
|
|
|
|
cases.add("incompatible number literals",
|
|
\\const x = 2 == 2.0;
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(x)); }
|
|
, ".tmp_source.zig:1:11: error: integer value 2 cannot be implicitly casted to type '(float literal)'");
|
|
|
|
cases.add("missing function call param",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\ b: i32,
|
|
\\
|
|
\\ fn member_a(foo: &const Foo) -> i32 {
|
|
\\ return foo.a;
|
|
\\ }
|
|
\\ fn member_b(foo: &const Foo) -> i32 {
|
|
\\ return foo.b;
|
|
\\ }
|
|
\\};
|
|
\\
|
|
\\const member_fn_type = @typeOf(Foo.member_a);
|
|
\\const members = []member_fn_type {
|
|
\\ Foo.member_a,
|
|
\\ Foo.member_b,
|
|
\\};
|
|
\\
|
|
\\fn f(foo: &const Foo, index: usize) {
|
|
\\ const result = members[index]();
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:20:34: error: expected 1 arguments, found 0");
|
|
|
|
cases.add("missing function name and param name",
|
|
\\fn () {}
|
|
\\fn f(i32) {}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
,
|
|
".tmp_source.zig:1:1: error: missing function name",
|
|
".tmp_source.zig:2:6: error: missing parameter name");
|
|
|
|
cases.add("wrong function type",
|
|
\\const fns = []fn(){ a, b, c };
|
|
\\fn a() -> i32 {return 0;}
|
|
\\fn b() -> i32 {return 1;}
|
|
\\fn c() -> i32 {return 2;}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(fns)); }
|
|
, ".tmp_source.zig:1:21: error: expected type 'fn()', found 'fn() -> i32'");
|
|
|
|
cases.add("extern function pointer mismatch",
|
|
\\const fns = [](fn(i32)->i32){ a, b, c };
|
|
\\pub fn a(x: i32) -> i32 {return x + 0;}
|
|
\\pub fn b(x: i32) -> i32 {return x + 1;}
|
|
\\export fn c(x: i32) -> i32 {return x + 2;}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(fns)); }
|
|
, ".tmp_source.zig:1:37: error: expected type 'fn(i32) -> i32', found 'extern fn(i32) -> i32'");
|
|
|
|
|
|
cases.add("implicit cast from f64 to f32",
|
|
\\const x : f64 = 1.0;
|
|
\\const y : f32 = x;
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(y)); }
|
|
, ".tmp_source.zig:2:17: error: expected type 'f32', found 'f64'");
|
|
|
|
|
|
cases.add("colliding invalid top level functions",
|
|
\\fn func() -> bogus {}
|
|
\\fn func() -> bogus {}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(func)); }
|
|
,
|
|
".tmp_source.zig:2:1: error: redefinition of 'func'",
|
|
".tmp_source.zig:1:14: error: use of undeclared identifier 'bogus'");
|
|
|
|
|
|
cases.add("bogus compile var",
|
|
\\const x = @import("builtin").bogus;
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(x)); }
|
|
, ".tmp_source.zig:1:29: error: no member named 'bogus' in '");
|
|
|
|
|
|
cases.add("non constant expression in array size outside function",
|
|
\\const Foo = struct {
|
|
\\ y: [get()]u8,
|
|
\\};
|
|
\\var global_var: usize = 1;
|
|
\\fn get() -> usize { return global_var; }
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(Foo)); }
|
|
,
|
|
".tmp_source.zig:5:28: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:2:12: note: called from here",
|
|
".tmp_source.zig:2:8: note: called from here");
|
|
|
|
|
|
cases.add("addition with non numbers",
|
|
\\const Foo = struct {
|
|
\\ field: i32,
|
|
\\};
|
|
\\const x = Foo {.field = 1} + Foo {.field = 2};
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(x)); }
|
|
, ".tmp_source.zig:4:28: error: invalid operands to binary expression: 'Foo' and 'Foo'");
|
|
|
|
|
|
cases.add("division by zero",
|
|
\\const lit_int_x = 1 / 0;
|
|
\\const lit_float_x = 1.0 / 0.0;
|
|
\\const int_x = u32(1) / u32(0);
|
|
\\const float_x = f32(1.0) / f32(0.0);
|
|
\\
|
|
\\export fn entry1() -> usize { return @sizeOf(@typeOf(lit_int_x)); }
|
|
\\export fn entry2() -> usize { return @sizeOf(@typeOf(lit_float_x)); }
|
|
\\export fn entry3() -> usize { return @sizeOf(@typeOf(int_x)); }
|
|
\\export fn entry4() -> usize { return @sizeOf(@typeOf(float_x)); }
|
|
,
|
|
".tmp_source.zig:1:21: error: division by zero is undefined",
|
|
".tmp_source.zig:2:25: error: division by zero is undefined",
|
|
".tmp_source.zig:3:22: error: division by zero is undefined",
|
|
".tmp_source.zig:4:26: error: division by zero is undefined");
|
|
|
|
|
|
cases.add("normal string with newline",
|
|
\\const foo = "a
|
|
\\b";
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:1:13: error: newline not allowed in string literal");
|
|
|
|
cases.add("invalid comparison for function pointers",
|
|
\\fn foo() {}
|
|
\\const invalid = foo > foo;
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(invalid)); }
|
|
, ".tmp_source.zig:2:21: error: operator not allowed for type 'fn()'");
|
|
|
|
cases.add("generic function instance with non-constant expression",
|
|
\\fn foo(comptime x: i32, y: i32) -> i32 { return x + y; }
|
|
\\fn test1(a: i32, b: i32) -> i32 {
|
|
\\ return foo(a, b);
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(test1)); }
|
|
, ".tmp_source.zig:3:16: error: unable to evaluate constant expression");
|
|
|
|
cases.add("assign null to non-nullable pointer",
|
|
\\const a: &u8 = null;
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(a)); }
|
|
, ".tmp_source.zig:1:16: error: expected type '&u8', found '(null)'");
|
|
|
|
cases.add("indexing an array of size zero",
|
|
\\const array = []u8{};
|
|
\\export fn foo() {
|
|
\\ const pointer = &array[0];
|
|
\\}
|
|
, ".tmp_source.zig:3:27: error: index 0 outside array of size 0");
|
|
|
|
cases.add("compile time division by zero",
|
|
\\const y = foo(0);
|
|
\\fn foo(x: u32) -> u32 {
|
|
\\ return 1 / x;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(y)); }
|
|
,
|
|
".tmp_source.zig:3:14: error: division by zero is undefined",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("branch on undefined value",
|
|
\\const x = if (undefined) true else false;
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(x)); }
|
|
, ".tmp_source.zig:1:15: error: use of undefined value");
|
|
|
|
|
|
cases.add("endless loop in function evaluation",
|
|
\\const seventh_fib_number = fibbonaci(7);
|
|
\\fn fibbonaci(x: i32) -> i32 {
|
|
\\ return fibbonaci(x - 1) + fibbonaci(x - 2);
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(seventh_fib_number)); }
|
|
,
|
|
".tmp_source.zig:3:21: error: evaluation exceeded 1000 backwards branches",
|
|
".tmp_source.zig:3:21: note: called from here");
|
|
|
|
cases.add("@embedFile with bogus file",
|
|
\\const resource = @embedFile("bogus.txt");
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(resource)); }
|
|
, ".tmp_source.zig:1:29: error: unable to find '", "bogus.txt'");
|
|
|
|
cases.add("non-const expression in struct literal outside function",
|
|
\\const Foo = struct {
|
|
\\ x: i32,
|
|
\\};
|
|
\\const a = Foo {.x = get_it()};
|
|
\\extern fn get_it() -> i32;
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(a)); }
|
|
, ".tmp_source.zig:4:21: error: unable to evaluate constant expression");
|
|
|
|
cases.add("non-const expression function call with struct return value outside function",
|
|
\\const Foo = struct {
|
|
\\ x: i32,
|
|
\\};
|
|
\\const a = get_it();
|
|
\\fn get_it() -> Foo {
|
|
\\ global_side_effect = true;
|
|
\\ return Foo {.x = 13};
|
|
\\}
|
|
\\var global_side_effect = false;
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(a)); }
|
|
,
|
|
".tmp_source.zig:6:24: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:4:17: note: called from here");
|
|
|
|
cases.add("undeclared identifier error should mark fn as impure",
|
|
\\export fn foo() {
|
|
\\ test_a_thing();
|
|
\\}
|
|
\\fn test_a_thing() {
|
|
\\ bad_fn_call();
|
|
\\}
|
|
, ".tmp_source.zig:5:5: error: use of undeclared identifier 'bad_fn_call'");
|
|
|
|
cases.add("illegal comparison of types",
|
|
\\fn bad_eql_1(a: []u8, b: []u8) -> bool {
|
|
\\ return a == b;
|
|
\\}
|
|
\\const EnumWithData = union(enum) {
|
|
\\ One: void,
|
|
\\ Two: i32,
|
|
\\};
|
|
\\fn bad_eql_2(a: &const EnumWithData, b: &const EnumWithData) -> bool {
|
|
\\ return *a == *b;
|
|
\\}
|
|
\\
|
|
\\export fn entry1() -> usize { return @sizeOf(@typeOf(bad_eql_1)); }
|
|
\\export fn entry2() -> usize { return @sizeOf(@typeOf(bad_eql_2)); }
|
|
,
|
|
".tmp_source.zig:2:14: error: operator not allowed for type '[]u8'",
|
|
".tmp_source.zig:9:15: error: operator not allowed for type 'EnumWithData'");
|
|
|
|
cases.add("non-const switch number literal",
|
|
\\export fn foo() {
|
|
\\ const x = switch (bar()) {
|
|
\\ 1, 2 => 1,
|
|
\\ 3, 4 => 2,
|
|
\\ else => 3,
|
|
\\ };
|
|
\\}
|
|
\\fn bar() -> i32 {
|
|
\\ return 2;
|
|
\\}
|
|
, ".tmp_source.zig:2:15: error: unable to infer expression type");
|
|
|
|
cases.add("atomic orderings of cmpxchg - failure stricter than success",
|
|
\\const AtomicOrder = @import("builtin").AtomicOrder;
|
|
\\export fn f() {
|
|
\\ var x: i32 = 1234;
|
|
\\ while (!@cmpxchg(&x, 1234, 5678, AtomicOrder.Monotonic, AtomicOrder.SeqCst)) {}
|
|
\\}
|
|
, ".tmp_source.zig:4:72: error: failure atomic ordering must be no stricter than success");
|
|
|
|
cases.add("atomic orderings of cmpxchg - success Monotonic or stricter",
|
|
\\const AtomicOrder = @import("builtin").AtomicOrder;
|
|
\\export fn f() {
|
|
\\ var x: i32 = 1234;
|
|
\\ while (!@cmpxchg(&x, 1234, 5678, AtomicOrder.Unordered, AtomicOrder.Unordered)) {}
|
|
\\}
|
|
, ".tmp_source.zig:4:49: error: success atomic ordering must be Monotonic or stricter");
|
|
|
|
cases.add("negation overflow in function evaluation",
|
|
\\const y = neg(-128);
|
|
\\fn neg(x: i8) -> i8 {
|
|
\\ return -x;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(y)); }
|
|
,
|
|
".tmp_source.zig:3:12: error: negation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("add overflow in function evaluation",
|
|
\\const y = add(65530, 10);
|
|
\\fn add(a: u16, b: u16) -> u16 {
|
|
\\ return a + b;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(y)); }
|
|
,
|
|
".tmp_source.zig:3:14: error: operation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
|
|
cases.add("sub overflow in function evaluation",
|
|
\\const y = sub(10, 20);
|
|
\\fn sub(a: u16, b: u16) -> u16 {
|
|
\\ return a - b;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(y)); }
|
|
,
|
|
".tmp_source.zig:3:14: error: operation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("mul overflow in function evaluation",
|
|
\\const y = mul(300, 6000);
|
|
\\fn mul(a: u16, b: u16) -> u16 {
|
|
\\ return a * b;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(y)); }
|
|
,
|
|
".tmp_source.zig:3:14: error: operation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("truncate sign mismatch",
|
|
\\fn f() -> i8 {
|
|
\\ const x: u32 = 10;
|
|
\\ return @truncate(i8, x);
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:3:26: error: expected signed integer type, found 'u32'");
|
|
|
|
cases.add("try in function with non error return type",
|
|
\\export fn f() {
|
|
\\ try something();
|
|
\\}
|
|
\\fn something() -> %void { }
|
|
,
|
|
".tmp_source.zig:2:5: error: expected type 'void', found 'error'");
|
|
|
|
cases.add("invalid pointer for var type",
|
|
\\extern fn ext() -> usize;
|
|
\\var bytes: [ext()]u8 = undefined;
|
|
\\export fn f() {
|
|
\\ for (bytes) |*b, i| {
|
|
\\ *b = u8(i);
|
|
\\ }
|
|
\\}
|
|
, ".tmp_source.zig:2:13: error: unable to evaluate constant expression");
|
|
|
|
cases.add("export function with comptime parameter",
|
|
\\export fn foo(comptime x: i32, y: i32) -> i32{
|
|
\\ return x + y;
|
|
\\}
|
|
, ".tmp_source.zig:1:15: error: comptime parameter not allowed in function with calling convention 'ccc'");
|
|
|
|
cases.add("extern function with comptime parameter",
|
|
\\extern fn foo(comptime x: i32, y: i32) -> i32;
|
|
\\fn f() -> i32 {
|
|
\\ return foo(1, 2);
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:1:15: error: comptime parameter not allowed in function with calling convention 'ccc'");
|
|
|
|
cases.add("convert fixed size array to slice with invalid size",
|
|
\\export fn f() {
|
|
\\ var array: [5]u8 = undefined;
|
|
\\ var foo = ([]const u32)(array)[0];
|
|
\\}
|
|
, ".tmp_source.zig:3:28: error: unable to convert [5]u8 to []const u32: size mismatch");
|
|
|
|
cases.add("non-pure function returns type",
|
|
\\var a: u32 = 0;
|
|
\\pub fn List(comptime T: type) -> type {
|
|
\\ a += 1;
|
|
\\ return SmallList(T, 8);
|
|
\\}
|
|
\\
|
|
\\pub fn SmallList(comptime T: type, comptime STATIC_SIZE: usize) -> type {
|
|
\\ return struct {
|
|
\\ items: []T,
|
|
\\ length: usize,
|
|
\\ prealloc_items: [STATIC_SIZE]T,
|
|
\\ };
|
|
\\}
|
|
\\
|
|
\\export fn function_with_return_type_type() {
|
|
\\ var list: List(i32) = undefined;
|
|
\\ list.length = 10;
|
|
\\}
|
|
, ".tmp_source.zig:3:7: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:16:19: note: called from here");
|
|
|
|
cases.add("bogus method call on slice",
|
|
\\var self = "aoeu";
|
|
\\fn f(m: []const u8) {
|
|
\\ m.copy(u8, self[0..], m);
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:3:6: error: no member named 'copy' in '[]const u8'");
|
|
|
|
cases.add("wrong number of arguments for method fn call",
|
|
\\const Foo = struct {
|
|
\\ fn method(self: &const Foo, a: i32) {}
|
|
\\};
|
|
\\fn f(foo: &const Foo) {
|
|
\\
|
|
\\ foo.method(1, 2);
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(f)); }
|
|
, ".tmp_source.zig:6:15: error: expected 2 arguments, found 3");
|
|
|
|
cases.add("assign through constant pointer",
|
|
\\export fn f() {
|
|
\\ var cstr = c"Hat";
|
|
\\ cstr[0] = 'W';
|
|
\\}
|
|
, ".tmp_source.zig:3:11: error: cannot assign to constant");
|
|
|
|
cases.add("assign through constant slice",
|
|
\\export fn f() {
|
|
\\ var cstr: []const u8 = "Hat";
|
|
\\ cstr[0] = 'W';
|
|
\\}
|
|
, ".tmp_source.zig:3:11: error: cannot assign to constant");
|
|
|
|
cases.add("main function with bogus args type",
|
|
\\pub fn main(args: [][]bogus) -> %void {}
|
|
, ".tmp_source.zig:1:23: error: use of undeclared identifier 'bogus'");
|
|
|
|
cases.add("for loop missing element param",
|
|
\\fn foo(blah: []u8) {
|
|
\\ for (blah) { }
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:2:5: error: for loop expression missing element parameter");
|
|
|
|
cases.add("misspelled type with pointer only reference",
|
|
\\const JasonHM = u8;
|
|
\\const JasonList = &JsonNode;
|
|
\\
|
|
\\const JsonOA = union(enum) {
|
|
\\ JSONArray: JsonList,
|
|
\\ JSONObject: JasonHM,
|
|
\\};
|
|
\\
|
|
\\const JsonType = union(enum) {
|
|
\\ JSONNull: void,
|
|
\\ JSONInteger: isize,
|
|
\\ JSONDouble: f64,
|
|
\\ JSONBool: bool,
|
|
\\ JSONString: []u8,
|
|
\\ JSONArray: void,
|
|
\\ JSONObject: void,
|
|
\\};
|
|
\\
|
|
\\pub const JsonNode = struct {
|
|
\\ kind: JsonType,
|
|
\\ jobject: ?JsonOA,
|
|
\\};
|
|
\\
|
|
\\fn foo() {
|
|
\\ var jll: JasonList = undefined;
|
|
\\ jll.init(1234);
|
|
\\ var jd = JsonNode {.kind = JsonType.JSONArray , .jobject = JsonOA.JSONArray {jll} };
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:5:16: error: use of undeclared identifier 'JsonList'");
|
|
|
|
cases.add("method call with first arg type primitive",
|
|
\\const Foo = struct {
|
|
\\ x: i32,
|
|
\\
|
|
\\ fn init(x: i32) -> Foo {
|
|
\\ return Foo {
|
|
\\ .x = x,
|
|
\\ };
|
|
\\ }
|
|
\\};
|
|
\\
|
|
\\export fn f() {
|
|
\\ const derp = Foo.init(3);
|
|
\\
|
|
\\ derp.init();
|
|
\\}
|
|
, ".tmp_source.zig:14:5: error: expected type 'i32', found '&const Foo'");
|
|
|
|
cases.add("method call with first arg type wrong container",
|
|
\\pub const List = struct {
|
|
\\ len: usize,
|
|
\\ allocator: &Allocator,
|
|
\\
|
|
\\ pub fn init(allocator: &Allocator) -> List {
|
|
\\ return List {
|
|
\\ .len = 0,
|
|
\\ .allocator = allocator,
|
|
\\ };
|
|
\\ }
|
|
\\};
|
|
\\
|
|
\\pub var global_allocator = Allocator {
|
|
\\ .field = 1234,
|
|
\\};
|
|
\\
|
|
\\pub const Allocator = struct {
|
|
\\ field: i32,
|
|
\\};
|
|
\\
|
|
\\export fn foo() {
|
|
\\ var x = List.init(&global_allocator);
|
|
\\ x.init();
|
|
\\}
|
|
, ".tmp_source.zig:23:5: error: expected type '&Allocator', found '&List'");
|
|
|
|
cases.add("binary not on number literal",
|
|
\\const TINY_QUANTUM_SHIFT = 4;
|
|
\\const TINY_QUANTUM_SIZE = 1 << TINY_QUANTUM_SHIFT;
|
|
\\var block_aligned_stuff: usize = (4 + TINY_QUANTUM_SIZE) & ~(TINY_QUANTUM_SIZE - 1);
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(block_aligned_stuff)); }
|
|
, ".tmp_source.zig:3:60: error: unable to perform binary not operation on type '(integer literal)'");
|
|
|
|
cases.addCase(x: {
|
|
const tc = cases.create("multiple files with private function error",
|
|
\\const foo = @import("foo.zig");
|
|
\\
|
|
\\export fn callPrivFunction() {
|
|
\\ foo.privateFunction();
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:8: error: 'privateFunction' is private",
|
|
"foo.zig:1:1: note: declared here");
|
|
|
|
tc.addSourceFile("foo.zig",
|
|
\\fn privateFunction() { }
|
|
);
|
|
|
|
break :x tc;
|
|
});
|
|
|
|
cases.add("container init with non-type",
|
|
\\const zero: i32 = 0;
|
|
\\const a = zero{1};
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(a)); }
|
|
, ".tmp_source.zig:2:11: error: expected type, found 'i32'");
|
|
|
|
cases.add("assign to constant field",
|
|
\\const Foo = struct {
|
|
\\ field: i32,
|
|
\\};
|
|
\\export fn derp() {
|
|
\\ const f = Foo {.field = 1234,};
|
|
\\ f.field = 0;
|
|
\\}
|
|
, ".tmp_source.zig:6:13: error: cannot assign to constant");
|
|
|
|
cases.add("return from defer expression",
|
|
\\pub fn testTrickyDefer() -> %void {
|
|
\\ defer canFail() catch {};
|
|
\\
|
|
\\ defer try canFail();
|
|
\\
|
|
\\ const a = maybeInt() ?? return;
|
|
\\}
|
|
\\
|
|
\\fn canFail() -> %void { }
|
|
\\
|
|
\\pub fn maybeInt() -> ?i32 {
|
|
\\ return 0;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(testTrickyDefer)); }
|
|
, ".tmp_source.zig:4:11: error: cannot return from defer expression");
|
|
|
|
cases.add("attempt to access var args out of bounds",
|
|
\\fn add(args: ...) -> i32 {
|
|
\\ return args[0] + args[1];
|
|
\\}
|
|
\\
|
|
\\fn foo() -> i32 {
|
|
\\ return add(i32(1234));
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
,
|
|
".tmp_source.zig:2:26: error: index 1 outside argument list of size 1",
|
|
".tmp_source.zig:6:15: note: called from here");
|
|
|
|
cases.add("pass integer literal to var args",
|
|
\\fn add(args: ...) -> i32 {
|
|
\\ var sum = i32(0);
|
|
\\ {comptime var i: usize = 0; inline while (i < args.len) : (i += 1) {
|
|
\\ sum += args[i];
|
|
\\ }}
|
|
\\ return sum;
|
|
\\}
|
|
\\
|
|
\\fn bar() -> i32 {
|
|
\\ return add(1, 2, 3, 4);
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(bar)); }
|
|
, ".tmp_source.zig:10:16: error: parameter of type '(integer literal)' requires comptime");
|
|
|
|
cases.add("assign too big number to u16",
|
|
\\export fn foo() {
|
|
\\ var vga_mem: u16 = 0xB8000;
|
|
\\}
|
|
, ".tmp_source.zig:2:24: error: integer value 753664 cannot be implicitly casted to type 'u16'");
|
|
|
|
cases.add("global variable alignment non power of 2",
|
|
\\const some_data: [100]u8 align(3) = undefined;
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(some_data)); }
|
|
, ".tmp_source.zig:1:32: error: alignment value 3 is not a power of 2");
|
|
|
|
cases.add("function alignment non power of 2",
|
|
\\extern fn foo() align(3);
|
|
\\export fn entry() { return foo(); }
|
|
, ".tmp_source.zig:1:23: error: alignment value 3 is not a power of 2");
|
|
|
|
cases.add("compile log",
|
|
\\export fn foo() {
|
|
\\ comptime bar(12, "hi");
|
|
\\}
|
|
\\fn bar(a: i32, b: []const u8) {
|
|
\\ @compileLog("begin");
|
|
\\ @compileLog("a", a, "b", b);
|
|
\\ @compileLog("end");
|
|
\\}
|
|
,
|
|
".tmp_source.zig:5:5: error: found compile log statement",
|
|
".tmp_source.zig:2:17: note: called from here",
|
|
".tmp_source.zig:6:5: error: found compile log statement",
|
|
".tmp_source.zig:2:17: note: called from here",
|
|
".tmp_source.zig:7:5: error: found compile log statement",
|
|
".tmp_source.zig:2:17: note: called from here");
|
|
|
|
cases.add("casting bit offset pointer to regular pointer",
|
|
\\const BitField = packed struct {
|
|
\\ a: u3,
|
|
\\ b: u3,
|
|
\\ c: u2,
|
|
\\};
|
|
\\
|
|
\\fn foo(bit_field: &const BitField) -> u3 {
|
|
\\ return bar(&bit_field.b);
|
|
\\}
|
|
\\
|
|
\\fn bar(x: &const u3) -> u3 {
|
|
\\ return *x;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:8:26: error: expected type '&const u3', found '&align(1:3:6) const u3'");
|
|
|
|
cases.add("referring to a struct that is invalid",
|
|
\\const UsbDeviceRequest = struct {
|
|
\\ Type: u8,
|
|
\\};
|
|
\\
|
|
\\export fn foo() {
|
|
\\ comptime assert(@sizeOf(UsbDeviceRequest) == 0x8);
|
|
\\}
|
|
\\
|
|
\\fn assert(ok: bool) {
|
|
\\ if (!ok) unreachable;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:10:14: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:6:20: note: called from here");
|
|
|
|
cases.add("control flow uses comptime var at runtime",
|
|
\\export fn foo() {
|
|
\\ comptime var i = 0;
|
|
\\ while (i < 5) : (i += 1) {
|
|
\\ bar();
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\fn bar() { }
|
|
,
|
|
".tmp_source.zig:3:5: error: control flow attempts to use compile-time variable at runtime",
|
|
".tmp_source.zig:3:24: note: compile-time variable assigned here");
|
|
|
|
cases.add("ignored return value",
|
|
\\export fn foo() {
|
|
\\ bar();
|
|
\\}
|
|
\\fn bar() -> i32 { return 0; }
|
|
, ".tmp_source.zig:2:8: error: expression value is ignored");
|
|
|
|
cases.add("ignored assert-err-ok return value",
|
|
\\export fn foo() {
|
|
\\ bar() catch unreachable;
|
|
\\}
|
|
\\fn bar() -> %i32 { return 0; }
|
|
, ".tmp_source.zig:2:11: error: expression value is ignored");
|
|
|
|
cases.add("ignored statement value",
|
|
\\export fn foo() {
|
|
\\ 1;
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: expression value is ignored");
|
|
|
|
cases.add("ignored comptime statement value",
|
|
\\export fn foo() {
|
|
\\ comptime {1;}
|
|
\\}
|
|
, ".tmp_source.zig:2:15: error: expression value is ignored");
|
|
|
|
cases.add("ignored comptime value",
|
|
\\export fn foo() {
|
|
\\ comptime 1;
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: expression value is ignored");
|
|
|
|
cases.add("ignored defered statement value",
|
|
\\export fn foo() {
|
|
\\ defer {1;}
|
|
\\}
|
|
, ".tmp_source.zig:2:12: error: expression value is ignored");
|
|
|
|
cases.add("ignored defered function call",
|
|
\\export fn foo() {
|
|
\\ defer bar();
|
|
\\}
|
|
\\fn bar() -> %i32 { return 0; }
|
|
, ".tmp_source.zig:2:14: error: expression value is ignored");
|
|
|
|
cases.add("dereference an array",
|
|
\\var s_buffer: [10]u8 = undefined;
|
|
\\pub fn pass(in: []u8) -> []u8 {
|
|
\\ var out = &s_buffer;
|
|
\\ *out[0] = in[0];
|
|
\\ return (*out)[0..1];
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(pass)); }
|
|
, ".tmp_source.zig:4:5: error: attempt to dereference non pointer type '[10]u8'");
|
|
|
|
cases.add("pass const ptr to mutable ptr fn",
|
|
\\fn foo() -> bool {
|
|
\\ const a = ([]const u8)("a");
|
|
\\ const b = &a;
|
|
\\ return ptrEql(b, b);
|
|
\\}
|
|
\\fn ptrEql(a: &[]const u8, b: &[]const u8) -> bool {
|
|
\\ return true;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:4:19: error: expected type '&[]const u8', found '&const []const u8'");
|
|
|
|
cases.addCase(x: {
|
|
const tc = cases.create("export collision",
|
|
\\const foo = @import("foo.zig");
|
|
\\
|
|
\\export fn bar() -> usize {
|
|
\\ return foo.baz;
|
|
\\}
|
|
,
|
|
"foo.zig:1:8: error: exported symbol collision: 'bar'",
|
|
".tmp_source.zig:3:8: note: other symbol here");
|
|
|
|
tc.addSourceFile("foo.zig",
|
|
\\export fn bar() {}
|
|
\\pub const baz = 1234;
|
|
);
|
|
|
|
break :x tc;
|
|
});
|
|
|
|
cases.add("pass non-copyable type by value to function",
|
|
\\const Point = struct { x: i32, y: i32, };
|
|
\\fn foo(p: Point) { }
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:2:11: error: type 'Point' is not copyable; cannot pass by value");
|
|
|
|
cases.add("implicit cast from array to mutable slice",
|
|
\\var global_array: [10]i32 = undefined;
|
|
\\fn foo(param: []i32) {}
|
|
\\export fn entry() {
|
|
\\ foo(global_array);
|
|
\\}
|
|
, ".tmp_source.zig:4:9: error: expected type '[]i32', found '[10]i32'");
|
|
|
|
cases.add("ptrcast to non-pointer",
|
|
\\export fn entry(a: &i32) -> usize {
|
|
\\ return @ptrCast(usize, a);
|
|
\\}
|
|
, ".tmp_source.zig:2:21: error: expected pointer, found 'usize'");
|
|
|
|
cases.add("too many error values to cast to small integer",
|
|
\\error A; error B; error C; error D; error E; error F; error G; error H;
|
|
\\const u2 = @IntType(false, 2);
|
|
\\fn foo(e: error) -> u2 {
|
|
\\ return u2(e);
|
|
\\}
|
|
\\export fn entry() -> usize { return @sizeOf(@typeOf(foo)); }
|
|
, ".tmp_source.zig:4:14: error: too many error values to fit in 'u2'");
|
|
|
|
cases.add("asm at compile time",
|
|
\\comptime {
|
|
\\ doSomeAsm();
|
|
\\}
|
|
\\
|
|
\\fn doSomeAsm() {
|
|
\\ asm volatile (
|
|
\\ \\.globl aoeu;
|
|
\\ \\.type aoeu, @function;
|
|
\\ \\.set aoeu, derp;
|
|
\\ );
|
|
\\}
|
|
, ".tmp_source.zig:6:5: error: unable to evaluate constant expression");
|
|
|
|
cases.add("invalid member of builtin enum",
|
|
\\const builtin = @import("builtin");
|
|
\\export fn entry() {
|
|
\\ const foo = builtin.Arch.x86;
|
|
\\}
|
|
, ".tmp_source.zig:3:29: error: container 'Arch' has no member called 'x86'");
|
|
|
|
cases.add("int to ptr of 0 bits",
|
|
\\export fn foo() {
|
|
\\ var x: usize = 0x1000;
|
|
\\ var y: &void = @intToPtr(&void, x);
|
|
\\}
|
|
, ".tmp_source.zig:3:31: error: type '&void' has 0 bits and cannot store information");
|
|
|
|
cases.add("@fieldParentPtr - non struct",
|
|
\\const Foo = i32;
|
|
\\export fn foo(a: &i32) -> &Foo {
|
|
\\ return @fieldParentPtr(Foo, "a", a);
|
|
\\}
|
|
, ".tmp_source.zig:3:28: error: expected struct type, found 'i32'");
|
|
|
|
cases.add("@fieldParentPtr - bad field name",
|
|
\\const Foo = struct {
|
|
\\ derp: i32,
|
|
\\};
|
|
\\export fn foo(a: &i32) -> &Foo {
|
|
\\ return @fieldParentPtr(Foo, "a", a);
|
|
\\}
|
|
, ".tmp_source.zig:5:33: error: struct 'Foo' has no field 'a'");
|
|
|
|
cases.add("@fieldParentPtr - field pointer is not pointer",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\};
|
|
\\export fn foo(a: i32) -> &Foo {
|
|
\\ return @fieldParentPtr(Foo, "a", a);
|
|
\\}
|
|
, ".tmp_source.zig:5:38: error: expected pointer, found 'i32'");
|
|
|
|
cases.add("@fieldParentPtr - comptime field ptr not based on struct",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\ b: i32,
|
|
\\};
|
|
\\const foo = Foo { .a = 1, .b = 2, };
|
|
\\
|
|
\\comptime {
|
|
\\ const field_ptr = @intToPtr(&i32, 0x1234);
|
|
\\ const another_foo_ptr = @fieldParentPtr(Foo, "b", field_ptr);
|
|
\\}
|
|
, ".tmp_source.zig:9:55: error: pointer value not based on parent struct");
|
|
|
|
cases.add("@fieldParentPtr - comptime wrong field index",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\ b: i32,
|
|
\\};
|
|
\\const foo = Foo { .a = 1, .b = 2, };
|
|
\\
|
|
\\comptime {
|
|
\\ const another_foo_ptr = @fieldParentPtr(Foo, "b", &foo.a);
|
|
\\}
|
|
, ".tmp_source.zig:8:29: error: field 'b' has index 1 but pointer value is index 0 of struct 'Foo'");
|
|
|
|
cases.add("@offsetOf - non struct",
|
|
\\const Foo = i32;
|
|
\\export fn foo() -> usize {
|
|
\\ return @offsetOf(Foo, "a");
|
|
\\}
|
|
, ".tmp_source.zig:3:22: error: expected struct type, found 'i32'");
|
|
|
|
cases.add("@offsetOf - bad field name",
|
|
\\const Foo = struct {
|
|
\\ derp: i32,
|
|
\\};
|
|
\\export fn foo() -> usize {
|
|
\\ return @offsetOf(Foo, "a");
|
|
\\}
|
|
, ".tmp_source.zig:5:27: error: struct 'Foo' has no field 'a'");
|
|
|
|
cases.addExe("missing main fn in executable",
|
|
\\
|
|
, "error: no member named 'main' in '");
|
|
|
|
cases.addExe("private main fn",
|
|
\\fn main() {}
|
|
,
|
|
"error: 'main' is private",
|
|
".tmp_source.zig:1:1: note: declared here");
|
|
|
|
cases.add("setting a section on an extern variable",
|
|
\\extern var foo: i32 section(".text2");
|
|
\\export fn entry() -> i32 {
|
|
\\ return foo;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:29: error: cannot set section of external variable 'foo'");
|
|
|
|
cases.add("setting a section on a local variable",
|
|
\\export fn entry() -> i32 {
|
|
\\ var foo: i32 section(".text2") = 1234;
|
|
\\ return foo;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:26: error: cannot set section of local variable 'foo'");
|
|
|
|
cases.add("setting a section on an extern fn",
|
|
\\extern fn foo() section(".text2");
|
|
\\export fn entry() {
|
|
\\ foo();
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:25: error: cannot set section of external function 'foo'");
|
|
|
|
cases.add("returning address of local variable - simple",
|
|
\\export fn foo() -> &i32 {
|
|
\\ var a: i32 = undefined;
|
|
\\ return &a;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:13: error: function returns address of local variable");
|
|
|
|
cases.add("returning address of local variable - phi",
|
|
\\export fn foo(c: bool) -> &i32 {
|
|
\\ var a: i32 = undefined;
|
|
\\ var b: i32 = undefined;
|
|
\\ return if (c) &a else &b;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:12: error: function returns address of local variable");
|
|
|
|
cases.add("inner struct member shadowing outer struct member",
|
|
\\fn A() -> type {
|
|
\\ return struct {
|
|
\\ b: B(),
|
|
\\
|
|
\\ const Self = this;
|
|
\\
|
|
\\ fn B() -> type {
|
|
\\ return struct {
|
|
\\ const Self = this;
|
|
\\ };
|
|
\\ }
|
|
\\ };
|
|
\\}
|
|
\\comptime {
|
|
\\ assert(A().B().Self != A().Self);
|
|
\\}
|
|
\\fn assert(ok: bool) {
|
|
\\ if (!ok) unreachable;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:9:17: error: redefinition of 'Self'",
|
|
".tmp_source.zig:5:9: note: previous definition is here");
|
|
|
|
cases.add("while expected bool, got nullable",
|
|
\\export fn foo() {
|
|
\\ while (bar()) {}
|
|
\\}
|
|
\\fn bar() -> ?i32 { return 1; }
|
|
,
|
|
".tmp_source.zig:2:15: error: expected type 'bool', found '?i32'");
|
|
|
|
cases.add("while expected bool, got error union",
|
|
\\export fn foo() {
|
|
\\ while (bar()) {}
|
|
\\}
|
|
\\fn bar() -> %i32 { return 1; }
|
|
,
|
|
".tmp_source.zig:2:15: error: expected type 'bool', found '%i32'");
|
|
|
|
cases.add("while expected nullable, got bool",
|
|
\\export fn foo() {
|
|
\\ while (bar()) |x| {}
|
|
\\}
|
|
\\fn bar() -> bool { return true; }
|
|
,
|
|
".tmp_source.zig:2:15: error: expected nullable type, found 'bool'");
|
|
|
|
cases.add("while expected nullable, got error union",
|
|
\\export fn foo() {
|
|
\\ while (bar()) |x| {}
|
|
\\}
|
|
\\fn bar() -> %i32 { return 1; }
|
|
,
|
|
".tmp_source.zig:2:15: error: expected nullable type, found '%i32'");
|
|
|
|
cases.add("while expected error union, got bool",
|
|
\\export fn foo() {
|
|
\\ while (bar()) |x| {} else |err| {}
|
|
\\}
|
|
\\fn bar() -> bool { return true; }
|
|
,
|
|
".tmp_source.zig:2:15: error: expected error union type, found 'bool'");
|
|
|
|
cases.add("while expected error union, got nullable",
|
|
\\export fn foo() {
|
|
\\ while (bar()) |x| {} else |err| {}
|
|
\\}
|
|
\\fn bar() -> ?i32 { return 1; }
|
|
,
|
|
".tmp_source.zig:2:15: error: expected error union type, found '?i32'");
|
|
|
|
cases.add("inline fn calls itself indirectly",
|
|
\\export fn foo() {
|
|
\\ bar();
|
|
\\}
|
|
\\inline fn bar() {
|
|
\\ baz();
|
|
\\ quux();
|
|
\\}
|
|
\\inline fn baz() {
|
|
\\ bar();
|
|
\\ quux();
|
|
\\}
|
|
\\extern fn quux();
|
|
,
|
|
".tmp_source.zig:4:8: error: unable to inline function");
|
|
|
|
cases.add("save reference to inline function",
|
|
\\export fn foo() {
|
|
\\ quux(@ptrToInt(bar));
|
|
\\}
|
|
\\inline fn bar() { }
|
|
\\extern fn quux(usize);
|
|
,
|
|
".tmp_source.zig:4:8: error: unable to inline function");
|
|
|
|
cases.add("signed integer division",
|
|
\\export fn foo(a: i32, b: i32) -> i32 {
|
|
\\ return a / b;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:14: error: division with 'i32' and 'i32': signed integers must use @divTrunc, @divFloor, or @divExact");
|
|
|
|
cases.add("signed integer remainder division",
|
|
\\export fn foo(a: i32, b: i32) -> i32 {
|
|
\\ return a % b;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:14: error: remainder division with 'i32' and 'i32': signed integers and floats must use @rem or @mod");
|
|
|
|
cases.add("cast negative value to unsigned integer",
|
|
\\comptime {
|
|
\\ const value: i32 = -1;
|
|
\\ const unsigned = u32(value);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:25: error: attempt to cast negative value to unsigned integer");
|
|
|
|
cases.add("compile-time division by zero",
|
|
\\comptime {
|
|
\\ const a: i32 = 1;
|
|
\\ const b: i32 = 0;
|
|
\\ const c = a / b;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:17: error: division by zero is undefined");
|
|
|
|
cases.add("compile-time remainder division by zero",
|
|
\\comptime {
|
|
\\ const a: i32 = 1;
|
|
\\ const b: i32 = 0;
|
|
\\ const c = a % b;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:17: error: division by zero is undefined");
|
|
|
|
cases.add("compile-time integer cast truncates bits",
|
|
\\comptime {
|
|
\\ const spartan_count: u16 = 300;
|
|
\\ const byte = u8(spartan_count);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:20: error: cast from 'u16' to 'u8' truncates bits");
|
|
|
|
cases.add("@setDebugSafety twice for same scope",
|
|
\\export fn foo() {
|
|
\\ @setDebugSafety(this, false);
|
|
\\ @setDebugSafety(this, false);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:5: error: debug safety set twice for same scope",
|
|
".tmp_source.zig:2:5: note: first set here");
|
|
|
|
cases.add("@setFloatMode twice for same scope",
|
|
\\export fn foo() {
|
|
\\ @setFloatMode(this, @import("builtin").FloatMode.Optimized);
|
|
\\ @setFloatMode(this, @import("builtin").FloatMode.Optimized);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:5: error: float mode set twice for same scope",
|
|
".tmp_source.zig:2:5: note: first set here");
|
|
|
|
cases.add("array access of type",
|
|
\\export fn foo() {
|
|
\\ var b: u8[40] = undefined;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:14: error: array access of non-array type 'type'");
|
|
|
|
cases.add("cannot break out of defer expression",
|
|
\\export fn foo() {
|
|
\\ while (true) {
|
|
\\ defer {
|
|
\\ break;
|
|
\\ }
|
|
\\ }
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:13: error: cannot break out of defer expression");
|
|
|
|
cases.add("cannot continue out of defer expression",
|
|
\\export fn foo() {
|
|
\\ while (true) {
|
|
\\ defer {
|
|
\\ continue;
|
|
\\ }
|
|
\\ }
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:13: error: cannot continue out of defer expression");
|
|
|
|
cases.add("calling a var args function only known at runtime",
|
|
\\var foos = []fn(...) { foo1, foo2 };
|
|
\\
|
|
\\fn foo1(args: ...) {}
|
|
\\fn foo2(args: ...) {}
|
|
\\
|
|
\\pub fn main() -> %void {
|
|
\\ foos[0]();
|
|
\\}
|
|
,
|
|
".tmp_source.zig:7:9: error: calling a generic function requires compile-time known function value");
|
|
|
|
cases.add("calling a generic function only known at runtime",
|
|
\\var foos = []fn(var) { foo1, foo2 };
|
|
\\
|
|
\\fn foo1(arg: var) {}
|
|
\\fn foo2(arg: var) {}
|
|
\\
|
|
\\pub fn main() -> %void {
|
|
\\ foos[0](true);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:7:9: error: calling a generic function requires compile-time known function value");
|
|
|
|
cases.add("@compileError shows traceback of references that caused it",
|
|
\\const foo = @compileError("aoeu");
|
|
\\
|
|
\\const bar = baz + foo;
|
|
\\const baz = 1;
|
|
\\
|
|
\\export fn entry() -> i32 {
|
|
\\ return bar;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:13: error: aoeu",
|
|
".tmp_source.zig:3:19: note: referenced here",
|
|
".tmp_source.zig:7:12: note: referenced here");
|
|
|
|
cases.add("instantiating an undefined value for an invalid struct that contains itself",
|
|
\\const Foo = struct {
|
|
\\ x: Foo,
|
|
\\};
|
|
\\
|
|
\\var foo: Foo = undefined;
|
|
\\
|
|
\\export fn entry() -> usize {
|
|
\\ return @sizeOf(@typeOf(foo.x));
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:13: error: struct 'Foo' contains itself");
|
|
|
|
cases.add("float literal too large error",
|
|
\\comptime {
|
|
\\ const a = 0x1.0p16384;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:15: error: float literal out of range of any type");
|
|
|
|
cases.add("float literal too small error (denormal)",
|
|
\\comptime {
|
|
\\ const a = 0x1.0p-16384;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:15: error: float literal out of range of any type");
|
|
|
|
cases.add("explicit cast float literal to integer when there is a fraction component",
|
|
\\export fn entry() -> i32 {
|
|
\\ return i32(12.34);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:16: error: fractional component prevents float value 12.340000 from being casted to type 'i32'");
|
|
|
|
cases.add("non pointer given to @ptrToInt",
|
|
\\export fn entry(x: i32) -> usize {
|
|
\\ return @ptrToInt(x);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:22: error: expected pointer, found 'i32'");
|
|
|
|
cases.add("@shlExact shifts out 1 bits",
|
|
\\comptime {
|
|
\\ const x = @shlExact(u8(0b01010101), 2);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:15: error: operation caused overflow");
|
|
|
|
cases.add("@shrExact shifts out 1 bits",
|
|
\\comptime {
|
|
\\ const x = @shrExact(u8(0b10101010), 2);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:15: error: exact shift shifted out 1 bits");
|
|
|
|
cases.add("shifting without int type or comptime known",
|
|
\\export fn entry(x: u8) -> u8 {
|
|
\\ return 0x11 << x;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:17: error: LHS of shift must be an integer type, or RHS must be compile-time known");
|
|
|
|
cases.add("shifting RHS is log2 of LHS int bit width",
|
|
\\export fn entry(x: u8, y: u8) -> u8 {
|
|
\\ return x << y;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:17: error: expected type 'u3', found 'u8'");
|
|
|
|
cases.add("globally shadowing a primitive type",
|
|
\\const u16 = @intType(false, 8);
|
|
\\export fn entry() {
|
|
\\ const a: u16 = 300;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:1: error: declaration shadows type 'u16'");
|
|
|
|
cases.add("implicitly increasing pointer alignment",
|
|
\\const Foo = packed struct {
|
|
\\ a: u8,
|
|
\\ b: u32,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var foo = Foo { .a = 1, .b = 10 };
|
|
\\ bar(&foo.b);
|
|
\\}
|
|
\\
|
|
\\fn bar(x: &u32) {
|
|
\\ *x += 1;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:8:13: error: expected type '&u32', found '&align(1) u32'");
|
|
|
|
cases.add("implicitly increasing slice alignment",
|
|
\\const Foo = packed struct {
|
|
\\ a: u8,
|
|
\\ b: u32,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var foo = Foo { .a = 1, .b = 10 };
|
|
\\ foo.b += 1;
|
|
\\ bar((&foo.b)[0..1]);
|
|
\\}
|
|
\\
|
|
\\fn bar(x: []u32) {
|
|
\\ x[0] += 1;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:9:17: error: expected type '[]u32', found '[]align(1) u32'");
|
|
|
|
cases.add("increase pointer alignment in @ptrCast",
|
|
\\export fn entry() -> u32 {
|
|
\\ var bytes: [4]u8 = []u8{0x01, 0x02, 0x03, 0x04};
|
|
\\ const ptr = @ptrCast(&u32, &bytes[0]);
|
|
\\ return *ptr;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:17: error: cast increases pointer alignment",
|
|
".tmp_source.zig:3:38: note: '&u8' has alignment 1",
|
|
".tmp_source.zig:3:27: note: '&u32' has alignment 4");
|
|
|
|
cases.add("increase pointer alignment in slice resize",
|
|
\\export fn entry() -> u32 {
|
|
\\ var bytes = []u8{0x01, 0x02, 0x03, 0x04};
|
|
\\ return ([]u32)(bytes[0..])[0];
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:19: error: cast increases pointer alignment",
|
|
".tmp_source.zig:3:19: note: '[]u8' has alignment 1",
|
|
".tmp_source.zig:3:19: note: '[]u32' has alignment 4");
|
|
|
|
cases.add("@alignCast expects pointer or slice",
|
|
\\export fn entry() {
|
|
\\ @alignCast(4, u32(3));
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:22: error: expected pointer or slice, found 'u32'");
|
|
|
|
cases.add("passing an under-aligned function pointer",
|
|
\\export fn entry() {
|
|
\\ testImplicitlyDecreaseFnAlign(alignedSmall, 1234);
|
|
\\}
|
|
\\fn testImplicitlyDecreaseFnAlign(ptr: fn () align(8) -> i32, answer: i32) {
|
|
\\ if (ptr() != answer) unreachable;
|
|
\\}
|
|
\\fn alignedSmall() align(4) -> i32 { return 1234; }
|
|
,
|
|
".tmp_source.zig:2:35: error: expected type 'fn() align(8) -> i32', found 'fn() align(4) -> i32'");
|
|
|
|
cases.add("passing a not-aligned-enough pointer to cmpxchg",
|
|
\\const AtomicOrder = @import("builtin").AtomicOrder;
|
|
\\export fn entry() -> bool {
|
|
\\ var x: i32 align(1) = 1234;
|
|
\\ while (!@cmpxchg(&x, 1234, 5678, AtomicOrder.SeqCst, AtomicOrder.SeqCst)) {}
|
|
\\ return x == 5678;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:23: error: expected pointer alignment of at least 4, found 1");
|
|
|
|
cases.add("wrong size to an array literal",
|
|
\\comptime {
|
|
\\ const array = [2]u8{1, 2, 3};
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:24: error: expected [2]u8 literal, found [3]u8 literal");
|
|
|
|
cases.add("@setEvalBranchQuota in non-root comptime execution context",
|
|
\\comptime {
|
|
\\ foo();
|
|
\\}
|
|
\\fn foo() {
|
|
\\ @setEvalBranchQuota(1001);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:5:5: error: @setEvalBranchQuota must be called from the top of the comptime stack",
|
|
".tmp_source.zig:2:8: note: called from here",
|
|
".tmp_source.zig:1:10: note: called from here");
|
|
|
|
cases.add("wrong pointer implicitly casted to pointer to @OpaqueType()",
|
|
\\const Derp = @OpaqueType();
|
|
\\extern fn bar(d: &Derp);
|
|
\\export fn foo() {
|
|
\\ const x = u8(1);
|
|
\\ bar(@ptrCast(&c_void, &x));
|
|
\\}
|
|
,
|
|
".tmp_source.zig:5:9: error: expected type '&Derp', found '&c_void'");
|
|
|
|
cases.add("non-const variables of things that require const variables",
|
|
\\const Opaque = @OpaqueType();
|
|
\\
|
|
\\export fn entry(opaque: &Opaque) {
|
|
\\ var m2 = &2;
|
|
\\ const y: u32 = *m2;
|
|
\\
|
|
\\ var a = undefined;
|
|
\\ var b = 1;
|
|
\\ var c = 1.0;
|
|
\\ var d = this;
|
|
\\ var e = null;
|
|
\\ var f = *opaque;
|
|
\\ var g = i32;
|
|
\\ var h = @import("std");
|
|
\\ var i = (Foo {}).bar;
|
|
\\
|
|
\\ var z: noreturn = return;
|
|
\\}
|
|
\\
|
|
\\const Foo = struct {
|
|
\\ fn bar(self: &const Foo) {}
|
|
\\};
|
|
,
|
|
".tmp_source.zig:4:4: error: variable of type '&const (integer literal)' must be const or comptime",
|
|
".tmp_source.zig:7:4: error: variable of type '(undefined)' must be const or comptime",
|
|
".tmp_source.zig:8:4: error: variable of type '(integer literal)' must be const or comptime",
|
|
".tmp_source.zig:9:4: error: variable of type '(float literal)' must be const or comptime",
|
|
".tmp_source.zig:10:4: error: variable of type '(block)' must be const or comptime",
|
|
".tmp_source.zig:11:4: error: variable of type '(null)' must be const or comptime",
|
|
".tmp_source.zig:12:4: error: variable of type 'Opaque' must be const or comptime",
|
|
".tmp_source.zig:13:4: error: variable of type 'type' must be const or comptime",
|
|
".tmp_source.zig:14:4: error: variable of type '(namespace)' must be const or comptime",
|
|
".tmp_source.zig:15:4: error: variable of type '(bound fn(&const Foo))' must be const or comptime",
|
|
".tmp_source.zig:17:4: error: unreachable code");
|
|
|
|
cases.add("wrong types given to atomic order args in cmpxchg",
|
|
\\export fn entry() {
|
|
\\ var x: i32 = 1234;
|
|
\\ while (!@cmpxchg(&x, 1234, 5678, u32(1234), u32(1234))) {}
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:41: error: expected type 'AtomicOrder', found 'u32'");
|
|
|
|
cases.add("wrong types given to @export",
|
|
\\extern fn entry() { }
|
|
\\comptime {
|
|
\\ @export("entry", entry, u32(1234));
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:32: error: expected type 'GlobalLinkage', found 'u32'");
|
|
|
|
cases.add("struct with invalid field",
|
|
\\const std = @import("std");
|
|
\\const Allocator = std.mem.Allocator;
|
|
\\const ArrayList = std.ArrayList;
|
|
\\
|
|
\\const HeaderWeight = enum {
|
|
\\ H1, H2, H3, H4, H5, H6,
|
|
\\};
|
|
\\
|
|
\\const MdText = ArrayList(u8);
|
|
\\
|
|
\\const MdNode = union(enum) {
|
|
\\ Header: struct {
|
|
\\ text: MdText,
|
|
\\ weight: HeaderValue,
|
|
\\ },
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ const a = MdNode.Header {
|
|
\\ .text = MdText.init(&std.debug.global_allocator),
|
|
\\ .weight = HeaderWeight.H1,
|
|
\\ };
|
|
\\}
|
|
,
|
|
".tmp_source.zig:14:17: error: use of undeclared identifier 'HeaderValue'");
|
|
|
|
cases.add("@setAlignStack outside function",
|
|
\\comptime {
|
|
\\ @setAlignStack(16);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:5: error: @setAlignStack outside function");
|
|
|
|
cases.add("@setAlignStack in naked function",
|
|
\\export nakedcc fn entry() {
|
|
\\ @setAlignStack(16);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:5: error: @setAlignStack in naked function");
|
|
|
|
cases.add("@setAlignStack in inline function",
|
|
\\export fn entry() {
|
|
\\ foo();
|
|
\\}
|
|
\\inline fn foo() {
|
|
\\ @setAlignStack(16);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:5:5: error: @setAlignStack in inline function");
|
|
|
|
cases.add("@setAlignStack set twice",
|
|
\\export fn entry() {
|
|
\\ @setAlignStack(16);
|
|
\\ @setAlignStack(16);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:3:5: error: alignstack set twice",
|
|
".tmp_source.zig:2:5: note: first set here");
|
|
|
|
cases.add("@setAlignStack too big",
|
|
\\export fn entry() {
|
|
\\ @setAlignStack(511 + 1);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:5: error: attempt to @setAlignStack(512); maximum is 256");
|
|
|
|
cases.add("storing runtime value in compile time variable then using it",
|
|
\\const Mode = @import("builtin").Mode;
|
|
\\
|
|
\\fn Free(comptime filename: []const u8) -> TestCase {
|
|
\\ return TestCase {
|
|
\\ .filename = filename,
|
|
\\ .problem_type = ProblemType.Free,
|
|
\\ };
|
|
\\}
|
|
\\
|
|
\\fn LibC(comptime filename: []const u8) -> TestCase {
|
|
\\ return TestCase {
|
|
\\ .filename = filename,
|
|
\\ .problem_type = ProblemType.LinkLibC,
|
|
\\ };
|
|
\\}
|
|
\\
|
|
\\const TestCase = struct {
|
|
\\ filename: []const u8,
|
|
\\ problem_type: ProblemType,
|
|
\\};
|
|
\\
|
|
\\const ProblemType = enum {
|
|
\\ Free,
|
|
\\ LinkLibC,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ const tests = []TestCase {
|
|
\\ Free("001"),
|
|
\\ Free("002"),
|
|
\\ LibC("078"),
|
|
\\ Free("116"),
|
|
\\ Free("117"),
|
|
\\ };
|
|
\\
|
|
\\ for ([]Mode { Mode.Debug, Mode.ReleaseSafe, Mode.ReleaseFast }) |mode| {
|
|
\\ inline for (tests) |test_case| {
|
|
\\ const foo = test_case.filename ++ ".zig";
|
|
\\ }
|
|
\\ }
|
|
\\}
|
|
,
|
|
".tmp_source.zig:37:16: error: cannot store runtime value in compile time variable");
|
|
|
|
cases.add("field access of opaque type",
|
|
\\const MyType = @OpaqueType();
|
|
\\
|
|
\\export fn entry() -> bool {
|
|
\\ var x: i32 = 1;
|
|
\\ return bar(@ptrCast(&MyType, &x));
|
|
\\}
|
|
\\
|
|
\\fn bar(x: &MyType) -> bool {
|
|
\\ return x.blah;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:9:13: error: type '&MyType' does not support field access");
|
|
|
|
cases.add("carriage return special case",
|
|
"fn test() -> bool {\r\n" ++
|
|
" true\r\n" ++
|
|
"}\r\n"
|
|
,
|
|
".tmp_source.zig:1:20: error: invalid carriage return, only '\\n' line endings are supported");
|
|
|
|
cases.add("non-printable invalid character",
|
|
"\xff\xfe" ++
|
|
\\fn test() -> bool {\r
|
|
\\ true\r
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:1: error: invalid character: '\\xff'");
|
|
|
|
cases.add("non-printable invalid character with escape alternative",
|
|
"fn test() -> bool {\n" ++
|
|
"\ttrue\n" ++
|
|
"}\n"
|
|
,
|
|
".tmp_source.zig:2:1: error: invalid character: '\\t'");
|
|
|
|
cases.add("@ArgType given non function parameter",
|
|
\\comptime {
|
|
\\ _ = @ArgType(i32, 3);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:18: error: expected function, found 'i32'");
|
|
|
|
cases.add("@ArgType arg index out of bounds",
|
|
\\comptime {
|
|
\\ _ = @ArgType(@typeOf(add), 2);
|
|
\\}
|
|
\\fn add(a: i32, b: i32) -> i32 { return a + b; }
|
|
,
|
|
".tmp_source.zig:2:32: error: arg index 2 out of bounds; 'fn(i32, i32) -> i32' has 2 arguments");
|
|
|
|
cases.add("@memberType on unsupported type",
|
|
\\comptime {
|
|
\\ _ = @memberType(i32, 0);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:21: error: type 'i32' does not support @memberType");
|
|
|
|
cases.add("@memberType on enum",
|
|
\\comptime {
|
|
\\ _ = @memberType(Foo, 0);
|
|
\\}
|
|
\\const Foo = enum {A,};
|
|
,
|
|
".tmp_source.zig:2:21: error: type 'Foo' does not support @memberType");
|
|
|
|
cases.add("@memberType struct out of bounds",
|
|
\\comptime {
|
|
\\ _ = @memberType(Foo, 0);
|
|
\\}
|
|
\\const Foo = struct {};
|
|
,
|
|
".tmp_source.zig:2:26: error: member index 0 out of bounds; 'Foo' has 0 members");
|
|
|
|
cases.add("@memberType union out of bounds",
|
|
\\comptime {
|
|
\\ _ = @memberType(Foo, 1);
|
|
\\}
|
|
\\const Foo = union {A: void,};
|
|
,
|
|
".tmp_source.zig:2:26: error: member index 1 out of bounds; 'Foo' has 1 members");
|
|
|
|
cases.add("@memberName on unsupported type",
|
|
\\comptime {
|
|
\\ _ = @memberName(i32, 0);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:21: error: type 'i32' does not support @memberName");
|
|
|
|
cases.add("@memberName struct out of bounds",
|
|
\\comptime {
|
|
\\ _ = @memberName(Foo, 0);
|
|
\\}
|
|
\\const Foo = struct {};
|
|
,
|
|
".tmp_source.zig:2:26: error: member index 0 out of bounds; 'Foo' has 0 members");
|
|
|
|
cases.add("@memberName enum out of bounds",
|
|
\\comptime {
|
|
\\ _ = @memberName(Foo, 1);
|
|
\\}
|
|
\\const Foo = enum {A,};
|
|
,
|
|
".tmp_source.zig:2:26: error: member index 1 out of bounds; 'Foo' has 1 members");
|
|
|
|
cases.add("@memberName union out of bounds",
|
|
\\comptime {
|
|
\\ _ = @memberName(Foo, 1);
|
|
\\}
|
|
\\const Foo = union {A:i32,};
|
|
,
|
|
".tmp_source.zig:2:26: error: member index 1 out of bounds; 'Foo' has 1 members");
|
|
|
|
cases.add("calling var args extern function, passing array instead of pointer",
|
|
\\export fn entry() {
|
|
\\ foo("hello");
|
|
\\}
|
|
\\pub extern fn foo(format: &const u8, ...);
|
|
,
|
|
".tmp_source.zig:2:9: error: expected type '&const u8', found '[5]u8'");
|
|
|
|
cases.add("constant inside comptime function has compile error",
|
|
\\const ContextAllocator = MemoryPool(usize);
|
|
\\
|
|
\\pub fn MemoryPool(comptime T: type) -> type {
|
|
\\ const free_list_t = @compileError("aoeu");
|
|
\\
|
|
\\ return struct {
|
|
\\ free_list: free_list_t,
|
|
\\ };
|
|
\\}
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var allocator: ContextAllocator = undefined;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:25: error: aoeu",
|
|
".tmp_source.zig:1:36: note: called from here",
|
|
".tmp_source.zig:12:20: note: referenced here");
|
|
|
|
cases.add("specify enum tag type that is too small",
|
|
\\const Small = enum (u2) {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\ Five,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var x = Small.One;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:20: error: 'u2' too small to hold all bits; must be at least 'u3'");
|
|
|
|
cases.add("specify non-integer enum tag type",
|
|
\\const Small = enum (f32) {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var x = Small.One;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:20: error: expected integer, found 'f32'");
|
|
|
|
cases.add("implicitly casting enum to tag type",
|
|
\\const Small = enum(u2) {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var x: u2 = Small.Two;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:9:22: error: expected type 'u2', found 'Small'");
|
|
|
|
cases.add("explicitly casting enum to non tag type",
|
|
\\const Small = enum(u2) {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var x = u3(Small.Two);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:9:15: error: enum to integer cast to 'u3' instead of its tag type, 'u2'");
|
|
|
|
cases.add("explicitly casting non tag type to enum",
|
|
\\const Small = enum(u2) {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var y = u3(3);
|
|
\\ var x = Small(y);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:10:18: error: integer to enum cast from 'u3' instead of its tag type, 'u2'");
|
|
|
|
cases.add("non unsigned integer enum tag type",
|
|
\\const Small = enum(i2) {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\
|
|
\\export fn entry() {
|
|
\\ var y = Small.Two;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:19: error: expected unsigned integer, found 'i2'");
|
|
|
|
cases.add("struct fields with value assignments",
|
|
\\const MultipleChoice = struct {
|
|
\\ A: i32 = 20,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var x: MultipleChoice = undefined;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:14: error: enums, not structs, support field assignment");
|
|
|
|
cases.add("union fields with value assignments",
|
|
\\const MultipleChoice = union {
|
|
\\ A: i32 = 20,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var x: MultipleChoice = undefined;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:14: error: non-enum union field assignment",
|
|
".tmp_source.zig:1:24: note: consider 'union(enum)' here");
|
|
|
|
cases.add("enum with 0 fields",
|
|
\\const Foo = enum {};
|
|
\\export fn entry() -> usize {
|
|
\\ return @sizeOf(Foo);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:13: error: enums must have 1 or more fields");
|
|
|
|
cases.add("union with 0 fields",
|
|
\\const Foo = union {};
|
|
\\export fn entry() -> usize {
|
|
\\ return @sizeOf(Foo);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:13: error: unions must have 1 or more fields");
|
|
|
|
cases.add("enum value already taken",
|
|
\\const MultipleChoice = enum(u32) {
|
|
\\ A = 20,
|
|
\\ B = 40,
|
|
\\ C = 60,
|
|
\\ D = 1000,
|
|
\\ E = 60,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var x = MultipleChoice.C;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:6:9: error: enum tag value 60 already taken",
|
|
".tmp_source.zig:4:9: note: other occurrence here");
|
|
|
|
cases.add("union with specified enum omits field",
|
|
\\const Letter = enum {
|
|
\\ A,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\const Payload = union(Letter) {
|
|
\\ A: i32,
|
|
\\ B: f64,
|
|
\\};
|
|
\\export fn entry() -> usize {
|
|
\\ return @sizeOf(Payload);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:6:17: error: enum field missing: 'C'",
|
|
".tmp_source.zig:4:5: note: declared here");
|
|
|
|
cases.add("@TagType when union has no attached enum",
|
|
\\const Foo = union {
|
|
\\ A: i32,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ const x = @TagType(Foo);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:5:24: error: union 'Foo' has no tag",
|
|
".tmp_source.zig:1:13: note: consider 'union(enum)' here");
|
|
|
|
cases.add("non-integer tag type to automatic union enum",
|
|
\\const Foo = union(enum(f32)) {
|
|
\\ A: i32,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ const x = @TagType(Foo);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:23: error: expected integer tag type, found 'f32'");
|
|
|
|
cases.add("non-enum tag type passed to union",
|
|
\\const Foo = union(u32) {
|
|
\\ A: i32,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ const x = @TagType(Foo);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:1:18: error: expected enum tag type, found 'u32'");
|
|
|
|
cases.add("union auto-enum value already taken",
|
|
\\const MultipleChoice = union(enum(u32)) {
|
|
\\ A = 20,
|
|
\\ B = 40,
|
|
\\ C = 60,
|
|
\\ D = 1000,
|
|
\\ E = 60,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var x = MultipleChoice { .C = {} };
|
|
\\}
|
|
,
|
|
".tmp_source.zig:6:9: error: enum tag value 60 already taken",
|
|
".tmp_source.zig:4:9: note: other occurrence here");
|
|
|
|
cases.add("union enum field does not match enum",
|
|
\\const Letter = enum {
|
|
\\ A,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\const Payload = union(Letter) {
|
|
\\ A: i32,
|
|
\\ B: f64,
|
|
\\ C: bool,
|
|
\\ D: bool,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var a = Payload {.A = 1234};
|
|
\\}
|
|
,
|
|
".tmp_source.zig:10:5: error: enum field not found: 'D'",
|
|
".tmp_source.zig:1:16: note: enum declared here");
|
|
|
|
cases.add("field type supplied in an enum",
|
|
\\const Letter = enum {
|
|
\\ A: void,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var b = Letter.B;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:8: error: structs and unions, not enums, support field types",
|
|
".tmp_source.zig:1:16: note: consider 'union(enum)' here");
|
|
|
|
cases.add("struct field missing type",
|
|
\\const Letter = struct {
|
|
\\ A,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var a = Letter { .A = {} };
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:5: error: struct field missing type");
|
|
|
|
cases.add("extern union field missing type",
|
|
\\const Letter = extern union {
|
|
\\ A,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var a = Letter { .A = {} };
|
|
\\}
|
|
,
|
|
".tmp_source.zig:2:5: error: union field missing type");
|
|
|
|
cases.add("extern union given enum tag type",
|
|
\\const Letter = enum {
|
|
\\ A,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\const Payload = extern union(Letter) {
|
|
\\ A: i32,
|
|
\\ B: f64,
|
|
\\ C: bool,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var a = Payload { .A = 1234 };
|
|
\\}
|
|
,
|
|
".tmp_source.zig:6:29: error: extern union does not support enum tag type");
|
|
|
|
cases.add("packed union given enum tag type",
|
|
\\const Letter = enum {
|
|
\\ A,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\const Payload = packed union(Letter) {
|
|
\\ A: i32,
|
|
\\ B: f64,
|
|
\\ C: bool,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var a = Payload { .A = 1234 };
|
|
\\}
|
|
,
|
|
".tmp_source.zig:6:29: error: packed union does not support enum tag type");
|
|
|
|
cases.add("switch on union with no attached enum",
|
|
\\const Payload = union {
|
|
\\ A: i32,
|
|
\\ B: f64,
|
|
\\ C: bool,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ const a = Payload { .A = 1234 };
|
|
\\ foo(a);
|
|
\\}
|
|
\\fn foo(a: &const Payload) {
|
|
\\ switch (*a) {
|
|
\\ Payload.A => {},
|
|
\\ else => unreachable,
|
|
\\ }
|
|
\\}
|
|
,
|
|
".tmp_source.zig:11:13: error: switch on union which has no attached enum",
|
|
".tmp_source.zig:1:17: note: consider 'union(enum)' here");
|
|
|
|
cases.add("enum in field count range but not matching tag",
|
|
\\const Foo = enum(u32) {
|
|
\\ A = 10,
|
|
\\ B = 11,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var x = Foo(0);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:6:16: error: enum 'Foo' has no tag matching integer value 0",
|
|
".tmp_source.zig:1:13: note: 'Foo' declared here");
|
|
|
|
cases.add("comptime cast enum to union but field has payload",
|
|
\\const Letter = enum { A, B, C };
|
|
\\const Value = union(Letter) {
|
|
\\ A: i32,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ var x: Value = Letter.A;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:8:26: error: cast to union 'Value' must initialize 'i32' field 'A'",
|
|
".tmp_source.zig:3:5: note: field 'A' declared here");
|
|
|
|
cases.add("runtime cast to union which has non-void fields",
|
|
\\const Letter = enum { A, B, C };
|
|
\\const Value = union(Letter) {
|
|
\\ A: i32,
|
|
\\ B,
|
|
\\ C,
|
|
\\};
|
|
\\export fn entry() {
|
|
\\ foo(Letter.A);
|
|
\\}
|
|
\\fn foo(l: Letter) {
|
|
\\ var x: Value = l;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:11:20: error: runtime cast to union 'Value' which has non-void fields",
|
|
".tmp_source.zig:3:5: note: field 'A' has type 'i32'");
|
|
}
|