[llvm] [EquivClasses] Introduce members iterator-helper (PR #130139)

Fri Mar 7 09:45:46 PST 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-cmake-x86_64-avx512-linux` running on `avx512-intel64` while building `llvm` at step 7 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/133/builds/12445

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

```
Step 7 (ninja check 1) failure: stage 1 checked (failure)
...
Call Stack (most recent call first):
  /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/compiler-rt/CMakeLists.txt:12 (include)

-- Compiler-RT supported architectures: x86_64;i386
-- check-shadowcallstack does nothing.
-- Configuring done (2.0s)
-- Generating done (0.5s)
-- Build files have been written to: /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/runtimes/runtimes-bins
[38/129] Building CXX object unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o
FAILED: unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o 
/usr/bin/c++ -DGTEST_HAS_RTTI=0 -DLLVM_BUILD_STATIC -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/unittests/ADT -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/unittests/ADT -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googletest/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googlemock/include -march=cascadelake -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -fno-lifetime-dse -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -std=c++17  -Wno-dangling-else -Wno-variadic-macros -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Wno-suggest-override -MD -MT unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o -MF unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o.d -o unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o -c /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/unittests/ADT/EquivalenceClassesTest.cpp
In file included from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googlemock/include/gmock/gmock.h:61,
                 from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/unittests/ADT/EquivalenceClassesTest.cpp:10:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googlemock/include/gmock/gmock-more-matchers.h: In instantiation of ‘bool testing::internal::IsEmptyMatcher::MatchAndExplain(const MatcheeContainerType&, testing::MatchResultListener*) const [with MatcheeContainerType = llvm::iterator_range<llvm::EquivalenceClasses<int>::member_iterator>]’:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googletest/include/gtest/gtest-matchers.h:647:35:   required from ‘bool testing::PolymorphicMatcher<Impl>::MonomorphicImpl<T>::MatchAndExplain(T, testing::MatchResultListener*) const [with T = const llvm::iterator_range<llvm::EquivalenceClasses<int>::member_iterator>&; Impl = testing::internal::IsEmptyMatcher]’
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googletest/include/gtest/gtest-matchers.h:646:10:   required from here
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/third-party/unittest/googlemock/include/gmock/gmock-more-matchers.h:73:40: error: ‘const class llvm::iterator_range<llvm::EquivalenceClasses<int>::member_iterator>’ has no member named ‘size’
   73 |     *listener << "whose size is " << c.size();
      |                                      ~~^~~~
[39/129] cd /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/bindings/python && /usr/bin/cmake -E env CLANG_NO_DEFAULT_CONFIG=1 CLANG_LIBRARY_PATH=/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/lib /localdisk2/buildbot/sandbox/bin/python3.9 -m unittest discover
..........................................................................................................................................................
----------------------------------------------------------------------
Ran 154 tests in 2.418s

OK
[41/129] Linking CXX executable unittests/Transforms/IPO/IPOTests
[42/129] Linking CXX executable unittests/Target/TargetMachineCTests
[43/129] Linking CXX executable unittests/CodeGen/GlobalISel/GlobalISelTests
[44/129] Linking CXX executable unittests/MIR/MIRTests
[45/129] Linking CXX executable unittests/DebugInfo/DWARF/DebugInfoDWARFTests
[46/129] Linking CXX executable unittests/MI/MITests
[47/129] Linking CXX executable tools/clang/unittests/Lex/LexTests
[48/129] Linking CXX executable unittests/DebugInfo/LogicalView/DebugInfoLogicalViewTests
[49/129] Linking CXX executable unittests/ExecutionEngine/Orc/OrcJITTests
[50/129] Linking CXX executable tools/clang/unittests/Index/IndexTests
[51/129] Linking CXX executable tools/clang/unittests/Support/ClangSupportTests
[52/129] Linking CXX executable tools/clang/unittests/Tooling/Syntax/SyntaxTests
[53/129] Linking CXX executable unittests/Passes/PassBuilderBindings/PassesBindingsTests
[54/129] Linking CXX executable tools/clang/unittests/Sema/SemaTests
[55/129] Linking CXX executable tools/clang/unittests/CrossTU/CrossTUTests
[56/129] Linking CXX executable tools/clang/unittests/AST/ByteCode/InterpTests
[57/129] Linking CXX executable tools/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
[58/129] Linking CXX executable tools/clang/unittests/Serialization/SerializationTests
[59/129] Linking CXX executable tools/clang/unittests/Analysis/ClangAnalysisTests
[60/129] Linking CXX executable tools/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[61/129] Building CXX object unittests/Analysis/CMakeFiles/AnalysisTests.dir/DDGTest.cpp.o
[62/129] Linking CXX executable unittests/ExecutionEngine/MCJIT/MCJITTests
[63/129] Linking CXX executable tools/clang/unittests/Rewrite/RewriteTests

```

</details>

https://github.com/llvm/llvm-project/pull/130139