gcc-4.9/gcc/testsuite/gcc.dg/pr46255.c


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/* PR debug/46255 */
/* { dg-do compile } */
/* { dg-require-profiling "-fprofile-generate" } */
/* { dg-options "-fcompare-debug -fprofile-generate -O" } */

int bar (void);

void
foo (int i)
{
  while (i)
    i = bar ();
}