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

Fri Mar 7 09:36:17 PST 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-gcc-ubuntu` running on `sie-linux-worker3` while building `llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/174/builds/14148

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

```
Step 5 (build-unified-tree) failure: build (failure)
0.017 [1916/8/1] Building CXX object tools/llvm-config/CMakeFiles/llvm-config.dir/llvm-config.cpp.o
0.019 [1915/8/2] Generating VCSRevision.h
0.081 [1888/34/3] Linking CXX executable bin/llvm-config
2.627 [1887/34/4] Building CXX object unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o
FAILED: unittests/ADT/CMakeFiles/ADTTests.dir/EquivalenceClassesTest.cpp.o 
/opt/ccache/bin/g++ -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/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/build/unittests/ADT -I/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/unittests/ADT -I/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/build/include -I/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/include -I/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/third-party/unittest/googletest/include -I/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/third-party/unittest/googlemock/include -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 -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG  -Wno-dangling-else -Wno-variadic-macros -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Wno-suggest-override -std=c++17 -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 /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/unittests/ADT/EquivalenceClassesTest.cpp
In file included from /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/third-party/unittest/googlemock/include/gmock/gmock.h:61,
                 from /home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/llvm/unittests/ADT/EquivalenceClassesTest.cpp:10:
/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/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>]’:
/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/third-party/unittest/googletest/include/gtest/gtest-matchers.h:647:47:   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]’
/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/third-party/unittest/googletest/include/gtest/gtest-matchers.h:646:10:   required from here
/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/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();
      |                                      ~~^~~~
5.262 [1887/33/5] Building CXX object lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/InjectTLIMappings.cpp.o
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ninja: build stopped: subcommand failed.

```

</details>

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