gcc/testsuite/gcc.dg/pr27301.c

   1 /* PR c/27301 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -std=gnu89" } */
   4
   5 void
   6 foo (void *ptr, long n)
   7 {
   8   __asm__ __volatile__ ("" :: "m" (({ struct { char x[n]; } *p = ptr; *p; })));
   9 }
  10
  11 void
  12 bar (void *ptr, long n)
  13 {
  14   __asm__ __volatile__ ("" :: "m" (*({ struct { char x[n]; } *p = ptr; p; })));
  15 }