clang/test/Sema/initialize-noreturn.c

   1 // RUN: %clang_cc1 %s -fsyntax-only -Wno-strict-prototypes -verify
   2 // rdar://10095762
   3
   4 typedef void (*Fn_noret)(void) __attribute__((noreturn));
   5 typedef void (*Fn_ret)(void);
   6
   7 typedef void (*Fn_noret_noproto)() __attribute__((noreturn));
   8 typedef void (*Fn_ret_noproto)();
   9
  10 void foo(void);
  11 void foo_noret(void)  __attribute__((noreturn));
  12
  13 void foo_noproto();
  14 void foo_noret_noproto()  __attribute__((noreturn));
  15
  16 void test() {
  17   Fn_noret fn2 = &foo; // expected-warning {{incompatible function pointer types initializing 'Fn_noret'}}
  18   Fn_noret fn3 = &foo_noret;
  19   Fn_ret fn4 = &foo_noret;
  20   Fn_ret fn5 = &foo;
  21
  22   Fn_noret_noproto fn6 = &foo_noproto; // expected-warning {{incompatible function pointer types initializing 'Fn_noret_noproto'}}
  23   Fn_noret_noproto fn7 = &foo_noret_noproto;
  24   Fn_ret_noproto fn8 = &foo_noret_noproto;
  25   Fn_ret_noproto fn9 = &foo_noproto;
  26 }
  27