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initial cmath code and minor libm.h update
[libm]
/
src
/
cmath
/
cproj.c
1
#include "libm.h"
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double complex cproj(double complex z)
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{
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union dcomplex u = {z};
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if (isinf(u.a[0]) || isinf(u.a[1]))
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return cpack(INFINITY, copysign(0.0, u.a[1]));
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return z;
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}