gcc/testsuite/gcc.dg/cpp/pr61854-4.c

   1 /* PR c/61854 */
   2 /* { dg-do preprocess } */
   3 /* { dg-options "-std=c89" } */
   4
   5 void
   6 foo (void)
   7 {
   8 #if 0
   9   // Do not error here.
  10 #endif
  11 #if 1
  12   // But error here.
  13 #endif
  14   /* { dg-error "C\\+\\+ style comments are not allowed in ISO C90" "comments"  { target *-*-*} 12 } */
  15   /* { dg-message "note: \[^\n\r]*reported only once" ""  { target *-*-*} 12 } */
  16 }