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math: optimize lrint on 32bit targets
[musl.git]
/
src
/
math
/
logbf.c
blob
a0a0b5ed5be57de3e3ce05811af631f2ca88898a
1
#include <math.h>
2
3
float
logbf
(
float
x
)
4
{
5
if
(!
isfinite
(
x
))
6
return
x
*
x
;
7
if
(
x
==
0
)
8
return
-
1
/(
x
*
x
);
9
return
ilogbf
(
x
);
10
}