nerix 15cde999d4
[LLDB] Check type before creating std::atomic synthetic children (#163176)
From
https://github.com/llvm/llvm-project/pull/163077#issuecomment-3396435083:
Currently, `std::atomic<T>` will always use the MSVC STL synthetic
children and summary. When inspecting types from other STLs, the output
would not show any children.

This PR adds a check that `std::atomic` contains `_Storage` to be
classified as coming from MSVC's STL.
2025-10-13 19:25:26 +02:00

126 lines
5.0 KiB
C++

//===-- MsvcStl.h -----------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_SOURCE_PLUGINS_LANGUAGE_CPLUSPLUS_MSVCSTL_H
#define LLDB_SOURCE_PLUGINS_LANGUAGE_CPLUSPLUS_MSVCSTL_H
#include "lldb/DataFormatters/StringPrinter.h"
#include "lldb/DataFormatters/TypeSummary.h"
#include "lldb/Utility/Stream.h"
#include "lldb/ValueObject/ValueObject.h"
namespace lldb_private {
namespace formatters {
bool IsMsvcStlStringType(ValueObject &valobj);
template <StringPrinter::StringElementType element_type>
bool MsvcStlStringSummaryProvider(
ValueObject &valobj, Stream &stream,
const TypeSummaryOptions
&summary_options); // VC 2015+ std::string,u8string,u16string,u32string
bool MsvcStlWStringSummaryProvider(
ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options); // VC 2015+ std::wstring
template <StringPrinter::StringElementType element_type>
bool MsvcStlStringViewSummaryProvider(
ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &summary_options); // std::{u8,u16,u32}?string_view
bool MsvcStlWStringViewSummaryProvider(
ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options); // std::wstring_view
// MSVC STL std::shared_ptr<> and std::weak_ptr<>
bool IsMsvcStlSmartPointer(ValueObject &valobj);
bool MsvcStlSmartPointerSummaryProvider(ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options);
lldb_private::SyntheticChildrenFrontEnd *
MsvcStlSmartPointerSyntheticFrontEndCreator(lldb::ValueObjectSP valobj_sp);
// MSVC STL std::unique_ptr<>
bool IsMsvcStlUniquePtr(ValueObject &valobj);
bool MsvcStlUniquePtrSummaryProvider(ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options);
lldb_private::SyntheticChildrenFrontEnd *
MsvcStlUniquePtrSyntheticFrontEndCreator(lldb::ValueObjectSP valobj_sp);
// MSVC STL std::tuple<>
bool IsMsvcStlTuple(ValueObject &valobj);
SyntheticChildrenFrontEnd *
MsvcStlTupleSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
// MSVC STL std::vector<>
bool IsMsvcStlVector(ValueObject &valobj);
lldb_private::SyntheticChildrenFrontEnd *
MsvcStlVectorSyntheticFrontEndCreator(lldb::ValueObjectSP valobj_sp);
// MSVC STL std::list and std::forward_list
bool IsMsvcStlList(ValueObject &valobj);
SyntheticChildrenFrontEnd *
MsvcStlForwardListSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
SyntheticChildrenFrontEnd *
MsvcStlListSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
// MSVC STL std::optional<>
bool IsMsvcStlOptional(ValueObject &valobj);
SyntheticChildrenFrontEnd *
MsvcStlOptionalSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
// MSVC STL std::variant<>
bool IsMsvcStlVariant(ValueObject &valobj);
bool MsvcStlVariantSummaryProvider(ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options);
SyntheticChildrenFrontEnd *
MsvcStlVariantSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
// MSVC STL std::atomic<>
bool IsMsvcStlAtomic(ValueObject &valobj);
bool MsvcStlAtomicSummaryProvider(ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options);
SyntheticChildrenFrontEnd *
MsvcStlAtomicSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
// MSVC STL std::unordered_(multi){map|set}<>
bool IsMsvcStlUnordered(ValueObject &valobj);
SyntheticChildrenFrontEnd *
MsvcStlUnorderedSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
bool IsMsvcStlTreeIter(ValueObject &valobj);
bool MsvcStlTreeIterSummaryProvider(ValueObject &valobj, Stream &stream,
const TypeSummaryOptions &options);
lldb_private::SyntheticChildrenFrontEnd *
MsvcStlTreeIterSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
// std::map,set,multimap,multiset
bool IsMsvcStlMapLike(ValueObject &valobj);
lldb_private::SyntheticChildrenFrontEnd *
MsvcStlMapLikeSyntheticFrontEndCreator(lldb::ValueObjectSP valobj_sp);
// MSVC STL std::deque<>
bool IsMsvcStlDeque(ValueObject &valobj);
SyntheticChildrenFrontEnd *
MsvcStlDequeSyntheticFrontEndCreator(CXXSyntheticChildren *,
lldb::ValueObjectSP valobj_sp);
} // namespace formatters
} // namespace lldb_private
#endif