gcc/testsuite/gcc.dg/uninit-pr111397.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Wuninitialized" } */
   3
   4 int globalVar = 1;
   5 int __attribute__ ((__returns_twice__)) test_setjmpex(void *context);
   6
   7 void testfn()
   8 {
   9   int localVar = globalVar;
  10   while (!localVar) {
  11       test_setjmpex(__builtin_frame_address (0)); // { dg-bogus "uninitialized" }
  12       if (globalVar)
  13         break;
  14   }
  15 }