[PATCH] D34105: Define _GNU_SOURCE for rtems c++

[James Y Knight via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL305399: Define _GNU_SOURCE for rtems c++ (authored by jyknight).

Changed prior to commit:
  https://reviews.llvm.org/D34105?vs=102188&id=102565#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D34105

Files:
  cfe/trunk/lib/Basic/Targets.cpp
  cfe/trunk/test/Preprocessor/init.c


Index: cfe/trunk/test/Preprocessor/init.c
===================================================================
--- cfe/trunk/test/Preprocessor/init.c
+++ cfe/trunk/test/Preprocessor/init.c
@@ -8779,6 +8779,7 @@
 // KFREEBSDI686-DEFINE:#define __GLIBC__ 1
 //
 // RUN: %clang_cc1 -x c++ -triple i686-pc-linux-gnu -fobjc-runtime=gcc -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix GNUSOURCE %s
+// RUN: %clang_cc1 -x c++ -triple sparc-rtems-elf -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix GNUSOURCE %s
 // GNUSOURCE:#define _GNU_SOURCE 1
 //
 // RUN: %clang_cc1 -x c++ -std=c++98 -fno-rtti -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix NORTTI %s
Index: cfe/trunk/lib/Basic/Targets.cpp
===================================================================
--- cfe/trunk/lib/Basic/Targets.cpp
+++ cfe/trunk/lib/Basic/Targets.cpp
@@ -4734,6 +4734,9 @@
 
     Builder.defineMacro("__rtems__");
     Builder.defineMacro("__ELF__");
+    // Required by the libc++ locale support.
+    if (Opts.CPlusPlus)
+      Builder.defineMacro("_GNU_SOURCE");
   }
 
 public:


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