zig/std/math/nan.zig
Andrew Kelley b8ed0cb374 remove workaround for LLVM not respecting "nobuiltin"
now that we depend on LLVM 5.0.0 we can remove the
workaround.

closes #393
2017-08-28 04:28:42 -04:00

20 lines
625 B
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)),
}
}