gcc/testsuite/gcc.dg/20020418-2.c

   1 /* PR optimization/6010 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -funroll-all-loops" } */
   4 /* { dg-options "-O2 -funroll-all-loops -march=pentium3" { target i?86-*-* } } */
   5 /* { dg-skip-if "" { i?86-*-* } { "-m64" } { "" } } */
   6
   7 void bar (float);
   8
   9 void foo (float y, unsigned long z)
  10 {
  11   int b;
  12   float c = y;
  13
  14   for (b = 0; b < z; b++)
  15     {
  16       bar (c);
  17       if (c == y)
  18         c = -y;
  19       else
  20         c = y;
  21     }
  22 }