Initial import
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11
libc/math/__signbitf.c
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11
libc/math/__signbitf.c
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#include "libc/math/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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}
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