remove LFS64 symbol aliases; replace with dynamic linker remapping
[musl.git] / src / math / __signbit.c
blobe700b6b75fcb91e1919ad64b7da4e8c6a16f6065
1 #include "libm.h"
3 // FIXME: macro in math.h
4 int __signbit(double x)
6 union {
7 double d;
8 uint64_t i;
9 } y = { x };
10 return y.i>>63;