[PATCH] D34105: Define _GNU_SOURCE for rtems c++
Walter Lee via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Jun 12 08:53:40 PDT 2017
waltl created this revision.
This is required by the libc++ locale support.
https://reviews.llvm.org/D34105
Files:
lib/Basic/Targets.cpp
test/Preprocessor/init.c
Index: test/Preprocessor/init.c
===================================================================
--- test/Preprocessor/init.c
+++ 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: lib/Basic/Targets.cpp
===================================================================
--- lib/Basic/Targets.cpp
+++ 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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