forked from OSchip/llvm-project
80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
//===- unittests/CodeGen/BufferSourceTest.cpp - MemoryBuffer source tests -===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/ASTConsumer.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/RecursiveASTVisitor.h"
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#include "clang/Basic/TargetInfo.h"
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#include "clang/CodeGen/ModuleBuilder.h"
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#include "clang/Frontend/CompilerInstance.h"
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#include "clang/Lex/Preprocessor.h"
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#include "clang/Parse/ParseAST.h"
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#include "clang/Sema/Sema.h"
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#include "llvm/ADT/Triple.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/Support/Host.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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using namespace clang;
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namespace {
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// Emitting constructors for global objects involves looking
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// at the source file name. This makes sure that we don't crash
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// if the source file is a memory buffer.
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const char TestProgram[] =
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"class EmitCXXGlobalInitFunc "
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"{ "
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"public: "
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" EmitCXXGlobalInitFunc() {} "
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"}; "
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"EmitCXXGlobalInitFunc test; ";
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TEST(BufferSourceTest, EmitCXXGlobalInitFunc) {
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LLVMContext Context;
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CompilerInstance compiler;
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compiler.createDiagnostics();
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compiler.getLangOpts().CPlusPlus = 1;
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compiler.getLangOpts().CPlusPlus11 = 1;
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compiler.getTargetOpts().Triple = llvm::Triple::normalize(
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llvm::sys::getProcessTriple());
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compiler.setTarget(clang::TargetInfo::CreateTargetInfo(
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compiler.getDiagnostics(),
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std::make_shared<clang::TargetOptions>(
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compiler.getTargetOpts())));
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compiler.createFileManager();
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compiler.createSourceManager(compiler.getFileManager());
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compiler.createPreprocessor(clang::TU_Prefix);
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compiler.createASTContext();
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compiler.setASTConsumer(std::unique_ptr<ASTConsumer>(
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CreateLLVMCodeGen(
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compiler.getDiagnostics(),
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"EmitCXXGlobalInitFuncTest",
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compiler.getHeaderSearchOpts(),
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compiler.getPreprocessorOpts(),
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compiler.getCodeGenOpts(),
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Context)));
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compiler.createSema(clang::TU_Prefix, nullptr);
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clang::SourceManager &sm = compiler.getSourceManager();
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sm.setMainFileID(sm.createFileID(
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llvm::MemoryBuffer::getMemBuffer(TestProgram), clang::SrcMgr::C_User));
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clang::ParseAST(compiler.getSema(), false, false);
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}
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} // end anonymous namespace
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