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| author | David Chisnall <csdavec@swan.ac.uk> | 2012-02-18 16:12:34 +0000 |
|---|---|---|
| committer | David Chisnall <csdavec@swan.ac.uk> | 2012-02-18 16:12:34 +0000 |
| commit | 5f3c163b7b19a0c7e02509a0984ee1256bca890d (patch) | |
| tree | 74dd15cc68de3827d547187dde3c192396bd3bb0 /lib/Frontend/InitPreprocessor.cpp | |
| parent | 65005eb83bad26ba406cc5ddcf744c3e3db1694e (diff) | |
Implement #pragma redefine_extname.
This fixes PR5172 and allows clang to compile C++ programs on Solaris using the system headers.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150881 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | lib/Frontend/InitPreprocessor.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp index f0cf7f4914..504ef01601 100644 --- a/lib/Frontend/InitPreprocessor.cpp +++ b/lib/Frontend/InitPreprocessor.cpp @@ -333,6 +333,9 @@ static void InitializePredefinedMacros(const TargetInfo &TI, Builder.defineMacro("__ATOMIC_ACQ_REL", "4"); Builder.defineMacro("__ATOMIC_SEQ_CST", "5"); + // Support for #pragma redefine_extname (Sun compatibility) + Builder.defineMacro("__PRAGMA_REDEFINE_EXTNAME", "1"); + // 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. |