gcc/testsuite/c-c++-common/analyzer/infinite-loop-g_error.c

   1 /* Reduced from glib, which has a g_error macro with this infinite
   2    loop in it:
   3      for (;;) ;
   4
   5    Make sure we provide a readable warning for this case.  */
   6
   7 extern void g_log_structured_standard (const char *);
   8
   9 #define g_error(MSG)                            \
  10   do {                                          \
  11     g_log_structured_standard (MSG);            \
  12     for (;;) ;                                  \
  13   } while (0)
  14 /* { dg-message "5: infinite loop" "" { target *-*-* } .-2 } */
  15
  16 void test_g_error (void)
  17 {
  18   g_error ("something went wrong"); /* { dg-message "in expansion of macro 'g_error'" } */
  19 }