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40ad3cfd0cbe6e4d420df2c8b3f9355bf4152cd5
[musl]
/
__signbitf.c
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#include "libm.h"
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// FIXME: macro in math.h
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int __signbitf(float x)
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{
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union {
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float f;
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uint32_t i;
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} y = { x };
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return y.i>>31;
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}