Author: sepavloff
Date: Thu Feb 18 10:43:24 2016
New Revision: 261223
URL: http://llvm.org/viewvc/llvm-project?rev=261223&view=rev
Log:
File missed from r261222
Added:
cfe/trunk/unittests/Frontend/CodeGenActionTest.cpp
Added: cfe/trunk/unittests/Frontend/CodeGenActionTest.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/unittests/Frontend/CodeGenActionTest.cpp?rev=261223&view=auto
==============================================================================
--- cfe/trunk/unittests/Frontend/CodeGenActionTest.cpp (added)
+++ cfe/trunk/unittests/Frontend/CodeGenActionTest.cpp Thu Feb 18 10:43:24 2016
@@ -0,0 +1,61 @@
+//===- unittests/Frontend/CodeGenActionTest.cpp --- FrontendAction tests
--===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Unit tests for CodeGenAction.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Frontend/CompilerInstance.h"
+#include "clang/CodeGen/CodeGenAction.h"
+#include "clang/CodeGen/BackendUtil.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+using namespace clang;
+using namespace clang::frontend;
+
+namespace {
+
+
+class NullCodeGenAction : public CodeGenAction {
+public:
+ NullCodeGenAction(llvm::LLVMContext *_VMContext = nullptr)
+ : CodeGenAction(Backend_EmitLL, _VMContext) {}
+
+ // The action does not call methods of ATContext.
+ void ExecuteAction() override {
+ CompilerInstance &CI = getCompilerInstance();
+ if (!CI.hasPreprocessor())
+ return;
+ if (!CI.hasSema())
+ CI.createSema(getTranslationUnitKind(), nullptr);
+ }
+};
+
+
+TEST(CodeGenTest, TestNullCodeGen) {
+ CompilerInvocation *Invocation = new CompilerInvocation;
+ Invocation->getPreprocessorOpts().addRemappedFile(
+ "test.cc",
+ MemoryBuffer::getMemBuffer("").release());
+ Invocation->getFrontendOpts().Inputs.push_back(
+ FrontendInputFile("test.cc", IK_CXX));
+ Invocation->getFrontendOpts().ProgramAction = EmitLLVM;
+ Invocation->getTargetOpts().Triple = "i386-unknown-linux-gnu";
+ CompilerInstance Compiler;
+ Compiler.setInvocation(Invocation);
+ Compiler.createDiagnostics();
+ EXPECT_TRUE(Compiler.hasDiagnostics());
+
+ std::unique_ptr<FrontendAction> Act(new NullCodeGenAction);
+ bool Success = Compiler.ExecuteAction(*Act);
+ EXPECT_TRUE(Success);
+}
+
+}
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