Imported gcc-4.4.3

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

diff --git a/libf2c/libF77/c_sqrt.c b/libf2c/libF77/c_sqrt.c
deleted file mode 100644 (file)
index 8481ee4..0000000
--- a/libf2c/libF77/c_sqrt.c
+++ /dev/null
@@ -1,35 +0,0 @@
-#include "f2c.h"
-
-#ifdef KR_headers
-extern double sqrt(), f__cabs();
-
-VOID c_sqrt(r, z) complex *r, *z;
-#else
-#undef abs
-#include "math.h"
-extern double f__cabs(double, double);
-
-void c_sqrt(complex *r, complex *z)
-#endif
-{
-       double mag, t;
-       double zi = z->i, zr = z->r;
-
-       if( (mag = f__cabs(zr, zi)) == 0.)
-               r->r = r->i = 0.;
-       else if(zr > 0)
-               {
-               r->r = t = sqrt(0.5 * (mag + zr) );
-               t = zi / t;
-               r->i = 0.5 * t;
-               }
-       else
-               {
-               t = sqrt(0.5 * (mag - zr) );
-               if(zi < 0)
-                       t = -t;
-               r->i = t;
-               t = zi / t;
-               r->r = 0.5 * t;
-               }
-       }