llvm-project/lldb/source/Symbol/ClangUtil.cpp

51 lines
1.4 KiB
C++

//===-- ClangUtil.cpp -------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
// A collection of helper methods and data structures for manipulating clang
// types and decls.
//===----------------------------------------------------------------------===//
#include "lldb/Symbol/ClangUtil.h"
#include "lldb/Symbol/ClangASTContext.h"
using namespace clang;
using namespace lldb_private;
bool ClangUtil::IsClangType(const CompilerType &ct) {
if (llvm::dyn_cast_or_null<ClangASTContext>(ct.GetTypeSystem()) == nullptr)
return false;
if (!ct.GetOpaqueQualType())
return false;
return true;
}
QualType ClangUtil::GetQualType(const CompilerType &ct) {
// Make sure we have a clang type before making a clang::QualType
if (!IsClangType(ct))
return QualType();
return QualType::getFromOpaquePtr(ct.GetOpaqueQualType());
}
QualType ClangUtil::GetCanonicalQualType(const CompilerType &ct) {
if (!IsClangType(ct))
return QualType();
return GetQualType(ct).getCanonicalType();
}
CompilerType ClangUtil::RemoveFastQualifiers(const CompilerType &ct) {
if (!IsClangType(ct))
return ct;
QualType qual_type(GetQualType(ct));
qual_type.removeLocalFastQualifiers();
return CompilerType(ct.GetTypeSystem(), qual_type.getAsOpaquePtr());
}