aboutsummaryrefslogtreecommitdiff
path: root/lib/Frontend/InitPreprocessor.cpp
diff options
context:
space:
mode:
authorDaniel Dunbar <daniel@zuster.org>2011-03-31 00:53:51 +0000
committerDaniel Dunbar <daniel@zuster.org>2011-03-31 00:53:51 +0000
commitad1a4c6e89594e704775ddb6b036ac982fd68cad (patch)
tree110ae5715868601a71bbb04ab7fe43520f37eeb0 /lib/Frontend/InitPreprocessor.cpp
parent3ecfa2d3218cdab5545f637a17ff46354873b63f (diff)
Change Clang's __VERSION__ to include the same basic info as in clang -v.
- Please never ever ever ever write a tool that sniffs this. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@128599 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend/InitPreprocessor.cpp')
-rw-r--r--lib/Frontend/InitPreprocessor.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index 3c5be253c7..928e84b185 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -247,7 +247,12 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
Builder.defineMacro("__GNUC_PATCHLEVEL__", "1");
Builder.defineMacro("__GNUC__", "4");
Builder.defineMacro("__GXX_ABI_VERSION", "1002");
- Builder.defineMacro("__VERSION__", "\"4.2.1 Compatible Clang Compiler\"");
+
+ // As sad as it is, enough software depends on the __VERSION__ for version
+ // checks that it is necessary to report 4.2.1 (the base GCC version we claim
+ // compatibility with) first.
+ Builder.defineMacro("__VERSION__", "\"4.2.1 Compatible " +
+ llvm::Twine(getClangFullCPPVersion()) + "\"");
// Initialize language-specific preprocessor defines.