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kaguya 9a9b91c940 user: implement mlibc as the libc, finally.
It's finally done..

Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-02 03:31:49 -04:00

14 lines
141 B
C

#include "libm.h"
// FIXME: macro in math.h
int __signbit(double x)
{
union {
double d;
uint64_t i;
} y = { x };
return y.i>>63;
}