gcc/testsuite/c-c++-common/pr51768.c

   1 /* PR middle-end/51768 */
   2 /* { dg-do compile } */
   3 /* { dg-options "" } */
   4
   5 void
   6 foo (void)
   7 {
   8   asm goto ("" : : : : lab, lab, lab2, lab);    /* { dg-error "duplicate asm operand name" } */
   9 lab:;
  10 lab2:;
  11 }
  12
  13 void
  14 bar (void)
  15 {
  16   asm goto ("" : : [lab] "i" (0) : : lab);      /* { dg-error "duplicate asm operand name" } */
  17 lab:;
  18 }
  19
  20 void
  21 baz (void)
  22 {
  23   int x;
  24   asm ("" : [lab] "=r" (x) : [lab] "r" (x));    /* { dg-error "duplicate asm operand name" } */
  25 }