[PATCH] D15005: Fix PR8170: Clang does not check constructor declaration that uses a template-id

[Martell Malone via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL300555: Driver: Better detection of mingw-gcc (authored by martell).

Changed prior to commit:
  https://reviews.llvm.org/D15005?vs=41206&id=95568#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D15005

Files:
  cfe/trunk/lib/Driver/ToolChains/MinGW.cpp
  cfe/trunk/lib/Driver/ToolChains/MinGW.h


Index: cfe/trunk/lib/Driver/ToolChains/MinGW.h
===================================================================
--- cfe/trunk/lib/Driver/ToolChains/MinGW.h
+++ cfe/trunk/lib/Driver/ToolChains/MinGW.h
@@ -93,6 +93,7 @@
   mutable std::unique_ptr<tools::gcc::Preprocessor> Preprocessor;
   mutable std::unique_ptr<tools::gcc::Compiler> Compiler;
   void findGccLibDir();
+  llvm::ErrorOr<std::string> findGcc();
 };
 
 } // end namespace toolchains
Index: cfe/trunk/lib/Driver/ToolChains/MinGW.cpp
===================================================================
--- cfe/trunk/lib/Driver/ToolChains/MinGW.cpp
+++ cfe/trunk/lib/Driver/ToolChains/MinGW.cpp
@@ -285,28 +285,30 @@
   }
 }
 
+llvm::ErrorOr<std::string> toolchains::MinGW::findGcc() {
+  llvm::SmallVector<llvm::SmallString<32>, 2> Gccs;
+  Gccs.emplace_back(getTriple().getArchName());
+  Gccs[0] += "-w64-mingw32-gcc";
+  Gccs.emplace_back("mingw32-gcc");
+  // Please do not add "gcc" here
+  for (StringRef CandidateGcc : Gccs)
+    if (llvm::ErrorOr<std::string> GPPName = llvm::sys::findProgramByName(CandidateGcc))
+      return GPPName;
+  return make_error_code(std::errc::no_such_file_or_directory);
+}
+
 toolchains::MinGW::MinGW(const Driver &D, const llvm::Triple &Triple,
                          const ArgList &Args)
     : ToolChain(D, Triple, Args), CudaInstallation(D, Triple, Args) {
   getProgramPaths().push_back(getDriver().getInstalledDir());
 
-// In Windows there aren't any standard install locations, we search
-// for gcc on the PATH. In Linux the base is always /usr.
-#ifdef LLVM_ON_WIN32
   if (getDriver().SysRoot.size())
     Base = getDriver().SysRoot;
-  else if (llvm::ErrorOr<std::string> GPPName =
-               llvm::sys::findProgramByName("gcc"))
+  else if (llvm::ErrorOr<std::string> GPPName = findGcc())
     Base = llvm::sys::path::parent_path(
         llvm::sys::path::parent_path(GPPName.get()));
   else
     Base = llvm::sys::path::parent_path(getDriver().getInstalledDir());
-#else
-  if (getDriver().SysRoot.size())
-    Base = getDriver().SysRoot;
-  else
-    Base = "/usr";
-#endif
 
   Base += llvm::sys::path::get_separator();
   findGccLibDir();


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