gcc/testsuite/gcc.dg/cond-constqual-1.c

   1 /* Test for const qualification of type of conditional expression.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "" } */
   4
   5 int foo (int) __attribute__ ((const));
   6 const int i;
   7
   8 void
   9 test (void)
  10 {
  11   __typeof__ (1 ? foo (0) : 0) texpr;
  12   __typeof__ (1 ? i : 0) texpr2;
  13   texpr = 0;  /* { dg-bogus "read-only variable" "conditional expression with call to const function" } */
  14   texpr2 = 0; /* { dg-error "read-only variable" "conditional expression with const variable" } */
  15 }