zig/lib/libc/musl/src/math/logbf.c
Andrew Kelley 49d1a4c562 move lib dirs to lib subdir
also start prefering NtDll API. so far:
 * NtQueryInformationFile
 * NtClose

adds a performance workaround for windows unicode conversion. but that
should probably be removed before merging
2019-07-15 17:54:50 -04:00

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130 B
C

#include <math.h>
float logbf(float x)
{
if (!isfinite(x))
return x * x;
if (x == 0)
return -1/(x*x);
return ilogbf(x);
}