r356600 - Add a __has_extension check for '#pragma clang attribute' as an external-declaration

[Erik Pilkington via cfe-commits]

Author: epilk
Date: Wed Mar 20 12:26:37 2019
New Revision: 356600

URL: http://llvm.org/viewvc/llvm-project?rev=356600&view=rev
Log:
Add a __has_extension check for '#pragma clang attribute' as an external-declaration

This was added in r356075.

Modified:
    cfe/trunk/include/clang/Basic/Features.def
    cfe/trunk/test/Parser/pragma-attribute-context.cpp

Modified: cfe/trunk/include/clang/Basic/Features.def
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/Features.def?rev=356600&r1=356599&r2=356600&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/Features.def (original)
+++ cfe/trunk/include/clang/Basic/Features.def Wed Mar 20 12:26:37 2019
@@ -247,6 +247,7 @@ EXTENSION(cxx_variable_templates, LangOp
 // Miscellaneous language extensions
 EXTENSION(overloadable_unmarked, true)
 EXTENSION(pragma_clang_attribute_namespaces, true)
+EXTENSION(pragma_clang_attribute_external_declaration, true)
 
 #undef EXTENSION
 #undef FEATURE

Modified: cfe/trunk/test/Parser/pragma-attribute-context.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Parser/pragma-attribute-context.cpp?rev=356600&r1=356599&r2=356600&view=diff
==============================================================================
--- cfe/trunk/test/Parser/pragma-attribute-context.cpp (original)
+++ cfe/trunk/test/Parser/pragma-attribute-context.cpp Wed Mar 20 12:26:37 2019
@@ -1,6 +1,10 @@
 // RUN: %clang_cc1 -triple x86_64-apple-darwin9.0.0 -verify -std=c++11 %s
 // RUN: %clang_cc1 -triple x86_64-apple-darwin9.0.0 -xobjective-c++ -verify -std=c++11 %s
 
+#if !__has_extension(pragma_clang_attribute_external_declaration)
+#error
+#endif
+
 #define BEGIN_PRAGMA _Pragma("clang attribute push (__attribute__((availability(macos, introduced=1000))), apply_to=function)")
 #define END_PRAGMA _Pragma("clang attribute pop")