Meg's Mirrors
zig
about
heads
tags
log
tree
search
Search
zig
lib
libc
musl
src
math
__signbit.c
pretty
plain
permalink
blame
history
•
13 lines
•
141 B
1
#include "libm.h"
2
3
// FIXME: macro in math.h
4
int __signbit(double x)
5
{
6
	union {
7
		double d;
8
		uint64_t i;
9
	} y = { x };
10
	return y.i>>63;
11
}
12
13