clang/test/Sema/enable_if-ext.c

   1 // RUN: %clang_cc1 -fsyntax-only %s -include %s -verify
   2 // RUN: %clang_cc1 -Wpedantic -fsyntax-only %s -include %s -verify -DWARN_PEDANTIC
   3
   4 #ifndef enable_if_ext_included
   5 #define enable_if_ext_included
   6
   7 #if !defined(WARN_PEDANTIC)
   8 // expected-no-diagnostics
   9 #endif
  10
  11 __attribute__ (( enable_if(1, "") ))
  12 #if defined(WARN_PEDANTIC)
  13 // expected-warning@-2 {{'enable_if' is a clang extension}}
  14 #endif
  15 void f(void) { }
  16
  17 __attribute__ (( __enable_if__(1, "") ))
  18 #if defined(WARN_PEDANTIC)
  19 // expected-warning@-2 {{'enable_if' is a clang extension}}
  20 #endif
  21 void g(void) { }
  22
  23 __attribute__ (( enable_if(0, "") ))
  24 #if defined(WARN_PEDANTIC)
  25 // expected-warning@-2 {{'enable_if' is a clang extension}}
  26 #endif
  27 void h(void) { }
  28
  29 __attribute__ (( __enable_if__(0, "") ))
  30 #if defined(WARN_PEDANTIC)
  31 // expected-warning@-2 {{'enable_if' is a clang extension}}
  32 #endif
  33 void i(void) { }
  34
  35 #pragma clang system_header
  36
  37 __attribute__ (( enable_if(1, "") ))
  38 void j(void) { }
  39
  40 __attribute__ (( __enable_if__(1, "") ))
  41 void k(void) { }
  42
  43 __attribute__ (( enable_if(0, "") ))
  44 void l(void) { }
  45
  46 __attribute__ (( __enable_if__(0, "") ))
  47 void m(void) { }
  48
  49 #endif
  50