Add missing ensureCapacity call in codegen

2020-10-01 19:59:05 +02:00 · 2020-10-01 19:59:05 +02:00 · 2ba23abd9d
parent f8dd48bcd2
commit 2ba23abd9d
1 changed files with 1 additions and 0 deletions
--- a/src/codegen.zig
+++ b/src/codegen.zig
@ -1537,6 +1537,7 @@ fn Function(comptime arch: std.Target.Cpu.Arch) type {
                                // movabsq [addr], %rax
                                try self.genSetReg(inst.base.src, .rax, .{ .memory = got_addr });
                                // callq *%rax
+                                try self.code.ensureCapacity(self.code.items.len + 2);
                                self.code.appendSliceAssumeCapacity(&[2]u8{ 0xff, 0xd0 });
                            } else {
                                return self.fail(inst.base.src, "TODO implement calling bitcasted functions", .{});