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gcc/libf2c/libF77/c_sin.c
Craig Burley a152cad74a Update to Netlib version of 1999-05-03
From-SVN: r26740
1999-05-03 04:35:22 -04:00

18 lines
283 B
C

#include "f2c.h"
#ifdef KR_headers
extern double sin(), cos(), sinh(), cosh();
VOID c_sin(r, z) complex *r, *z;
#else
#undef abs
#include "math.h"
void c_sin(complex *r, complex *z)
#endif
{
double zi = z->i, zr = z->r;
r->r = sin(zr) * cosh(zi);
r->i = cos(zr) * sinh(zi);
}