gcc/testsuite/gcc.dg/c90-const-expr-4.c

   1 /* Test for constant expressions: const variable with value 0 is not a
   2    null pointer constant so the conditional expression should have
   3    type void * and the assignment is OK.  */
   4 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   5 /* { dg-do compile } */
   6 /* { dg-options "-std=iso9899:1990 -O2" } */
   7 int *p;
   8 long *q;
   9 static void *const n = 0;
  10 int j;
  11 void f(void) { q = j ? p : n; }