gcc-4.9/gcc/testsuite/gcc.dg/pr12603.c


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/* PR 12603: No return statement warning on function that never returns with -O3. */
/* { dg-do compile } */
/* { dg-options "-O3 -Wall -Wextra -Wreturn-type" } */
int
this_function_never_returns ()
{
  for (;;);
}