gcc-4.9/gcc/testsuite/gcc.dg/debug/pr47498.c


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/* { dg-do compile } */
/* { dg-options "-O2 -fsched2-use-superblocks -fcompare-debug" } */

int bar(void *);

void foo (void *p)
{
  int i = 1;
  while (i)
    i = bar (p);
}