zig/std/math/nan.zig

22 lines
723 B
Zig

const math = @import("index.zig");
pub fn nan(comptime T: type) T {
return switch (T) {
f16 => @bitCast(f16, math.nan_u16),
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 {
return switch (T) {
f16 => @bitCast(f16, math.nan_u16),
f32 => @bitCast(f32, math.nan_u32),
f64 => @bitCast(f64, math.nan_u64),
else => @compileError("snan not implemented for " ++ @typeName(T)),
};
}