zig/std/math/nan.zig

20 lines
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Zig

const math = @import("index.zig");
pub fn nan(comptime T: type) -> T {
switch (T) {
f32 => @bitCast(f32, math.nan_u32),
f64 => @bitCast(f64, math.nan_u64),
else => @compileError("nan not implemented for " ++ @typeName(T)),
}
}
// Note: A signalling nan is identical to a standard right now by may have a different bit
// representation in the future when required.
pub fn snan(comptime T: type) -> T {
switch (T) {
f32 => @bitCast(f32, math.nan_u32),
f64 => @bitCast(f64, math.nan_u64),
else => @compileError("snan not implemented for " ++ @typeName(T)),
}
}