Imported gcc-4.4.3

[msp430-gcc.git] / libf2c / libF77 / z_sqrt.c

diff --git a/libf2c/libF77/z_sqrt.c b/libf2c/libF77/z_sqrt.c
deleted file mode 100644 (file)
index c04e8f0..0000000
--- a/libf2c/libF77/z_sqrt.c
+++ /dev/null
@@ -1,29 +0,0 @@
-#include "f2c.h"
-
-#ifdef KR_headers
-double sqrt(), f__cabs();
-VOID z_sqrt(r, z) doublecomplex *r, *z;
-#else
-#undef abs
-#include "math.h"
-extern double f__cabs(double, double);
-void z_sqrt(doublecomplex *r, doublecomplex *z)
-#endif
-{
-       double mag, zi = z->i, zr = z->r;
-
-       if( (mag = f__cabs(zr, zi)) == 0.)
-               r->r = r->i = 0.;
-       else if(zr > 0)
-               {
-               r->r = sqrt(0.5 * (mag + zr) );
-               r->i = zi / r->r / 2;
-               }
-       else
-               {
-               r->i = sqrt(0.5 * (mag - zr) );
-               if(zi < 0)
-                       r->i = - r->i;
-               r->r = zi / r->i / 2;
-               }
-       }