[clang] [clang-tools-extra] [clang] improve class type sugar preservation in pointers to members (PR #130537)

LLVM Continuous Integration via cfe-commits cfe-commits at lists.llvm.org
Thu Mar 20 06:35:25 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `lldb-x86_64-debian` running on `lldb-x86_64-debian` while building `clang-tools-extra,clang` at step 4 "build".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/162/builds/18521

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 4 (build) failure: build (failure)
...
149.430 [40/22/904] Building CXX object tools/lldb/source/Plugins/SystemRuntime/MacOSX/CMakeFiles/lldbPluginSystemRuntimeMacOSX.dir/AppleGetQueuesHandler.cpp.o
149.438 [40/21/905] Linking CXX static library lib/libclangInterpreter.a
149.598 [39/21/906] Building CXX object tools/lldb/source/Plugins/SymbolFile/CTF/CMakeFiles/lldbPluginSymbolFileCTF.dir/SymbolFileCTF.cpp.o
149.928 [39/20/907] Building CXX object tools/lldb/source/Plugins/SystemRuntime/MacOSX/CMakeFiles/lldbPluginSystemRuntimeMacOSX.dir/AbortWithPayloadFrameRecognizer.cpp.o
150.052 [39/19/908] Building CXX object tools/lldb/source/Plugins/SystemRuntime/MacOSX/CMakeFiles/lldbPluginSystemRuntimeMacOSX.dir/SystemRuntimeMacOSX.cpp.o
150.245 [39/18/909] Linking CXX shared module lib/CheckerDependencyHandlingAnalyzerPlugin.so
150.249 [39/17/910] Linking CXX shared module lib/CheckerOptionHandlingAnalyzerPlugin.so
150.388 [39/16/911] Linking CXX shared module lib/SampleAnalyzerPlugin.so
150.461 [39/15/912] Building CXX object tools/lldb/source/Plugins/ExpressionParser/Clang/CMakeFiles/lldbPluginExpressionParserClang.dir/ClangExpressionParser.cpp.o
150.639 [39/14/913] Building CXX object tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/PdbAstBuilder.cpp.o
FAILED: tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/PdbAstBuilder.cpp.o 
/usr/bin/clang++ -DGTEST_HAS_RTTI=0 -DHAVE_ROUND -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/source/Plugins/SymbolFile/NativePDB -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/SymbolFile/NativePDB -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/include -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/include -I/home/worker/2.0.1/lldb-x86_64-debian/build/include -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/include -I/usr/include/python3.11 -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/../clang/include -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/../clang/include -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/source -isystem /usr/include/libxml2 -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wno-unknown-pragmas -Wno-strict-aliasing -Wno-vla-extension -O3 -DNDEBUG  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/PdbAstBuilder.cpp.o -MF tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/PdbAstBuilder.cpp.o.d -o tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/PdbAstBuilder.cpp.o -c /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/SymbolFile/NativePDB/PdbAstBuilder.cpp
/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/SymbolFile/NativePDB/PdbAstBuilder.cpp:565:46: error: too few arguments to function call, expected 3, have 2
        pointee_type, class_type.getTypePtr());
                                             ^
/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/../clang/include/clang/AST/ASTContext.h:1562:12: note: 'getMemberPointerType' declared here
  QualType getMemberPointerType(QualType T, NestedNameSpecifier *Qualifier,
           ^
1 error generated.
152.152 [39/13/914] Building CXX object tools/lldb/source/Plugins/SymbolFile/PDB/CMakeFiles/lldbPluginSymbolFilePDB.dir/PDBASTParser.cpp.o
152.168 [39/12/915] Building CXX object tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/UdtRecordCompleter.cpp.o
152.588 [39/11/916] Linking CXX shared library lib/libclang-cpp.so.21.0git
153.456 [39/10/917] Linking CXX executable bin/clang-check
153.977 [39/9/918] Linking CXX executable bin/clang-21
154.032 [39/8/919] Building CXX object tools/lldb/source/Plugins/TypeSystem/Clang/CMakeFiles/lldbPluginTypeSystemClang.dir/TypeSystemClang.cpp.o
FAILED: tools/lldb/source/Plugins/TypeSystem/Clang/CMakeFiles/lldbPluginTypeSystemClang.dir/TypeSystemClang.cpp.o 
/usr/bin/clang++ -DGTEST_HAS_RTTI=0 -DHAVE_ROUND -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/source/Plugins/TypeSystem/Clang -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/TypeSystem/Clang -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/include -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/include -I/home/worker/2.0.1/lldb-x86_64-debian/build/include -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/include -I/usr/include/python3.11 -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/../clang/include -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/../clang/include -I/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source -I/home/worker/2.0.1/lldb-x86_64-debian/build/tools/lldb/source -isystem /usr/include/libxml2 -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wno-unknown-pragmas -Wno-strict-aliasing -Wno-vla-extension -O3 -DNDEBUG  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT tools/lldb/source/Plugins/TypeSystem/Clang/CMakeFiles/lldbPluginTypeSystemClang.dir/TypeSystemClang.cpp.o -MF tools/lldb/source/Plugins/TypeSystem/Clang/CMakeFiles/lldbPluginTypeSystemClang.dir/TypeSystemClang.cpp.o.d -o tools/lldb/source/Plugins/TypeSystem/Clang/CMakeFiles/lldbPluginTypeSystemClang.dir/TypeSystemClang.cpp.o -c /home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp:2775:16: error: no member named 'getClass' in 'clang::MemberPointerType'
      if (MPT->getClass()->isRecordType())
          ~~~  ^
/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp:2776:57: error: no member named 'getClass' in 'clang::MemberPointerType'
        GetCompleteRecordType(ast, clang::QualType(MPT->getClass(), 0),
                                                   ~~~  ^
/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp:8614:50: error: too few arguments to function call, expected 3, have 2
        ClangUtil::GetQualType(type).getTypePtr()));
                                                 ^
/home/worker/2.0.1/lldb-x86_64-debian/llvm-project/llvm/../clang/include/clang/AST/ASTContext.h:1562:12: note: 'getMemberPointerType' declared here
  QualType getMemberPointerType(QualType T, NestedNameSpecifier *Qualifier,
           ^
3 errors generated.
154.037 [39/7/920] Building CXX object tools/clang/tools/libclang/CMakeFiles/libclang.dir/CXExtractAPI.cpp.o
154.140 [39/6/921] Building CXX object tools/lldb/source/Plugins/SymbolFile/PDB/CMakeFiles/lldbPluginSymbolFilePDB.dir/SymbolFilePDB.cpp.o
154.559 [39/5/922] Building CXX object tools/lldb/source/Plugins/SymbolFile/DWARF/CMakeFiles/lldbPluginSymbolFileDWARF.dir/DWARFASTParserClang.cpp.o
154.952 [39/4/923] Linking CXX executable bin/clang-repl
155.330 [39/3/924] Building CXX object tools/lldb/source/Plugins/SymbolFile/NativePDB/CMakeFiles/lldbPluginSymbolFileNativePDB.dir/SymbolFileNativePDB.cpp.o
156.797 [39/2/925] Building CXX object tools/lldb/source/Plugins/SymbolFile/DWARF/CMakeFiles/lldbPluginSymbolFileDWARF.dir/SymbolFileDWARF.cpp.o
160.200 [39/1/926] Building CXX object tools/lldb/tools/lldb-instr/CMakeFiles/lldb-instr.dir/Instrument.cpp.o
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/130537

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