clang/test/Parser/pragma-attribute-context.cpp

   1 // RUN: %clang_cc1 -triple x86_64-apple-darwin9.0.0 -verify -std=c++11 %s
   2 // RUN: %clang_cc1 -triple x86_64-apple-darwin9.0.0 -xobjective-c++ -verify -std=c++11 %s
   3
   4 #if !__has_extension(pragma_clang_attribute_external_declaration)
   5 #error
   6 #endif
   7
   8 #define BEGIN_PRAGMA _Pragma("clang attribute push (__attribute__((availability(macos, introduced=1000))), apply_to=function)")
   9 #define END_PRAGMA _Pragma("clang attribute pop")
  10
  11 extern "C" {
  12 BEGIN_PRAGMA
  13 int f(); // expected-note{{'f' has been marked as being introduced in macOS 1000 here}}
  14 END_PRAGMA
  15 }
  16
  17 namespace my_ns {
  18 BEGIN_PRAGMA
  19 int g(); // expected-note{{'g' has been marked as being introduced in macOS 1000 here}}
  20 END_PRAGMA
  21 namespace nested {
  22 BEGIN_PRAGMA
  23 int h(); // expected-note{{'h' has been marked as being introduced in macOS 1000 here}}
  24 END_PRAGMA
  25 }
  26 }
  27
  28 int a = f(); // expected-warning{{'f' is only available on macOS 1000 or newer}} expected-note{{annotate 'a'}}
  29 int b = my_ns::g(); // expected-warning{{'g' is only available on macOS 1000 or newer}} expected-note{{annotate 'b'}}
  30 int c = my_ns::nested::h(); // expected-warning{{'h' is only available on macOS 1000 or newer}} expected-note{{annotate 'c'}}
  31
  32 struct InStruct {
  33   // FIXME: This asserts in Objective-C++!
  34 #ifndef __OBJC__
  35   BEGIN_PRAGMA // expected-error {{this pragma cannot appear in struct declaration}}
  36 #endif
  37 };