diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Driver/MSVCToolChain.cpp')
-rw-r--r-- | contrib/llvm/tools/clang/lib/Driver/MSVCToolChain.cpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/Driver/MSVCToolChain.cpp b/contrib/llvm/tools/clang/lib/Driver/MSVCToolChain.cpp index 7739cb0..d824fe4 100644 --- a/contrib/llvm/tools/clang/lib/Driver/MSVCToolChain.cpp +++ b/contrib/llvm/tools/clang/lib/Driver/MSVCToolChain.cpp @@ -8,6 +8,7 @@ //===----------------------------------------------------------------------===// #include "ToolChains.h" +#include "Tools.h" #include "clang/Basic/CharInfo.h" #include "clang/Basic/Version.h" #include "clang/Driver/Compilation.h" @@ -495,3 +496,29 @@ void MSVCToolChain::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs, ArgStringList &CC1Args) const { // FIXME: There should probably be logic here to find libc++ on Windows. } + +std::string +MSVCToolChain::ComputeEffectiveClangTriple(const ArgList &Args, + types::ID InputType) const { + std::string TripleStr = + ToolChain::ComputeEffectiveClangTriple(Args, InputType); + llvm::Triple Triple(TripleStr); + VersionTuple MSVT = + tools::visualstudio::getMSVCVersion(/*D=*/nullptr, Triple, Args, + /*IsWindowsMSVC=*/true); + if (MSVT.empty()) + return TripleStr; + + MSVT = VersionTuple(MSVT.getMajor(), MSVT.getMinor().getValueOr(0), + MSVT.getSubminor().getValueOr(0)); + + if (Triple.getEnvironment() == llvm::Triple::MSVC) { + StringRef ObjFmt = Triple.getEnvironmentName().split('-').second; + if (ObjFmt.empty()) + Triple.setEnvironmentName((Twine("msvc") + MSVT.getAsString()).str()); + else + Triple.setEnvironmentName( + (Twine("msvc") + MSVT.getAsString() + Twine('-') + ObjFmt).str()); + } + return Triple.getTriple(); +} |