r269334 - [Tooling] Fix broken dependency for shared build

[Etienne Bergeron via cfe-commits]

Author: etienneb
Date: Thu May 12 14:51:18 2016
New Revision: 269334

URL: http://llvm.org/viewvc/llvm-project?rev=269334&view=rev
Log:
[Tooling] Fix broken dependency for shared build

Summary:
There virtual destructor can't be found and cause a compilation error
on a shared build.

To repro: [Release + Shared]
```
-DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=ON
```

Which produce this error:
```
tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/ToolingTest.cpp.o: In function `clang::tooling::newFrontendActionFactory_CreatesFrontendActionFactoryFromType_Test::TestBody()':
ToolingTest.cpp:(.text._ZN5clang7tooling66newFrontendActionFactory_CreatesFrontendActionFactoryFromType_Test8TestBodyEv+0x49): undefined reference to `clang::SyntaxOnlyAction::~SyntaxOnlyAction()'
```

Reviewers: alexfh

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D20218

Modified:
    cfe/trunk/include/clang/Frontend/FrontendActions.h
    cfe/trunk/lib/Frontend/FrontendActions.cpp

Modified: cfe/trunk/include/clang/Frontend/FrontendActions.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/FrontendActions.h?rev=269334&r1=269333&r2=269334&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/FrontendActions.h (original)
+++ cfe/trunk/include/clang/Frontend/FrontendActions.h Thu May 12 14:51:18 2016
@@ -129,6 +129,7 @@ protected:
                                                  StringRef InFile) override;
 
 public:
+  ~SyntaxOnlyAction() override;
   bool hasCodeCompletionSupport() const override { return true; }
 };
 

Modified: cfe/trunk/lib/Frontend/FrontendActions.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/FrontendActions.cpp?rev=269334&r1=269333&r2=269334&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/FrontendActions.cpp (original)
+++ cfe/trunk/lib/Frontend/FrontendActions.cpp Thu May 12 14:51:18 2016
@@ -401,6 +401,9 @@ raw_pwrite_stream *GenerateModuleAction:
   return OS;
 }
 
+SyntaxOnlyAction::~SyntaxOnlyAction() {
+}
+
 std::unique_ptr<ASTConsumer>
 SyntaxOnlyAction::CreateASTConsumer(CompilerInstance &CI, StringRef InFile) {
   return llvm::make_unique<ASTConsumer>();