From 056abd2059c65a3e908193aeae16fad98017437c Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 2 Dec 2012 13:20:44 +0000
Subject: Vendor import of clang release_32 branch r168974 (effectively, 3.2
 RC2): http://llvm.org/svn/llvm-project/cfe/branches/release_32@168974

---
 lib/Tooling/Tooling.cpp | 30 ++++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

(limited to 'lib/Tooling/Tooling.cpp')

diff --git a/lib/Tooling/Tooling.cpp b/lib/Tooling/Tooling.cpp
index e93e0c9..af20254 100644
--- a/lib/Tooling/Tooling.cpp
+++ b/lib/Tooling/Tooling.cpp
@@ -97,17 +97,22 @@ static clang::CompilerInvocation *newInvocation(
 
 bool runToolOnCode(clang::FrontendAction *ToolAction, const Twine &Code,
                    const Twine &FileName) {
+  return runToolOnCodeWithArgs(
+      ToolAction, Code, std::vector<std::string>(), FileName);
+}
+
+bool runToolOnCodeWithArgs(clang::FrontendAction *ToolAction, const Twine &Code,
+                           const std::vector<std::string> &Args,
+                           const Twine &FileName) {
   SmallString<16> FileNameStorage;
   StringRef FileNameRef = FileName.toNullTerminatedStringRef(FileNameStorage);
-  const char *const CommandLine[] = {
-      "clang-tool", "-fsyntax-only", FileNameRef.data()
-  };
+  std::vector<std::string> Commands;
+  Commands.push_back("clang-tool");
+  Commands.push_back("-fsyntax-only");
+  Commands.insert(Commands.end(), Args.begin(), Args.end());
+  Commands.push_back(FileNameRef.data());
   FileManager Files((FileSystemOptions()));
-  ToolInvocation Invocation(
-      std::vector<std::string>(
-          CommandLine,
-          CommandLine + llvm::array_lengthof(CommandLine)),
-      ToolAction, &Files);
+  ToolInvocation Invocation(Commands, ToolAction, &Files);
 
   SmallString<1024> CodeStorage;
   Invocation.mapVirtualFile(FileNameRef,
@@ -154,11 +159,12 @@ bool ToolInvocation::run() {
   for (int I = 0, E = CommandLine.size(); I != E; ++I)
     Argv.push_back(CommandLine[I].c_str());
   const char *const BinaryName = Argv[0];
-  DiagnosticOptions DefaultDiagnosticOptions;
+  IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts = new DiagnosticOptions();
   TextDiagnosticPrinter DiagnosticPrinter(
-      llvm::errs(), DefaultDiagnosticOptions);
-  DiagnosticsEngine Diagnostics(llvm::IntrusiveRefCntPtr<clang::DiagnosticIDs>(
-      new DiagnosticIDs()), &DiagnosticPrinter, false);
+      llvm::errs(), &*DiagOpts);
+  DiagnosticsEngine Diagnostics(
+    llvm::IntrusiveRefCntPtr<clang::DiagnosticIDs>(new DiagnosticIDs()),
+    &*DiagOpts, &DiagnosticPrinter, false);
 
   const llvm::OwningPtr<clang::driver::Driver> Driver(
       newDriver(&Diagnostics, BinaryName));
-- 
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