gcc/testsuite/gcc.dg/pr37879.c

   1 /* PR tree-optimization/37879 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 static inline void bar (int) __attribute__ ((noreturn));
   6 void baz () __attribute__ ((noreturn));
   7
   8 inline int
   9 foo (int i)
  10 {
  11   return i;
  12 }
  13
  14 int i = 23;
  15 static inline void
  16 bar (int j)
  17 {
  18   if (j)
  19     asm ("");
  20 }               /* { dg-warning "does return" } */
  21
  22 void
  23 baz ()
  24 {
  25   int j;
  26   bar (foo (j = i++));
  27   asm ("");
  28 }