From 6602c25c0c78219690f09e727cdb016990e6f3c3 Mon Sep 17 00:00:00 2001 From: Douglas Gregor Date: Fri, 30 Apr 2010 02:51:06 +0000 Subject: Add Clang version inspection macros. Fixes PR6681. llvm-svn: 102686 --- clang/lib/Frontend/InitPreprocessor.cpp | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'clang/lib/Frontend/InitPreprocessor.cpp') diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index e035afd7077..f1e9819d83c 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -11,6 +11,7 @@ // //===----------------------------------------------------------------------===// +#include "clang/Basic/Version.h" #include "clang/Frontend/Utils.h" #include "clang/Basic/MacroBuilder.h" #include "clang/Basic/TargetInfo.h" @@ -212,7 +213,20 @@ static void InitializePredefinedMacros(const TargetInfo &TI, // Compiler version introspection macros. Builder.defineMacro("__llvm__"); // LLVM Backend Builder.defineMacro("__clang__"); // Clang Frontend - +#define TOSTR2(X) #X +#define TOSTR(X) TOSTR2(X) + Builder.defineMacro("__clang_major__", TOSTR(CLANG_VERSION_MAJOR)); + Builder.defineMacro("__clang_minor__", TOSTR(CLANG_VERSION_MINOR)); +#ifdef CLANG_VERSION_PATCHLEVEL + Builder.defineMacro("__clang_patchlevel__", TOSTR(CLANG_VERSION_PATCHLEVEL)); +#else + Builder.defineMacro("__clang_patchlevel__", "0"); +#endif + Builder.defineMacro("__clang_version__", + "\"" CLANG_VERSION_STRING " (" + + getClangFullRepositoryVersion() + ")\""); +#undef TOSTR +#undef TOSTR2 // Currently claim to be compatible with GCC 4.2.1-5621. Builder.defineMacro("__GNUC_MINOR__", "2"); Builder.defineMacro("__GNUC_PATCHLEVEL__", "1"); -- cgit v1.2.3