[clang] Reland "[clang][RISCV] Add big-endian RISC-V target support" (PR #177939)

LLVM Continuous Integration via cfe-commits cfe-commits at lists.llvm.org
Thu Feb 5 02:31:20 PST 2026 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-m68k-linux-cross` running on `suse-gary-m68k-cross` while building `clang` at step 5 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/27/builds/22672

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

```
Step 5 (ninja check 1) failure: stage 1 checked (failure)
...
  445 |     return new ParameterizedTestFactory<TestSuite>(parameter);
      |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/third-party/unittest/googletest/include/gtest/internal/gtest-param-util.h:444:20:   required from here
  444 |   TestFactoryBase* CreateTestFactory(ParamType parameter) override {
      |                    ^~~~~~~~~~~~~~~~~
/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/third-party/unittest/googletest/include/gtest/internal/gtest-param-util.h:399:7: warning: ‘testing::internal::ParameterizedTestFactory<clang::tidy::test::MatcherTest_MatchResult_Test>’ has a field ‘const testing::internal::ParameterizedTestFactory<clang::tidy::test::MatcherTest_MatchResult_Test>::ParamType testing::internal::ParameterizedTestFactory<clang::tidy::test::MatcherTest_MatchResult_Test>::parameter_’ whose type uses the anonymous namespace [-Wsubobject-linkage]
  399 | class ParameterizedTestFactory : public TestFactoryBase {
      |       ^~~~~~~~~~~~~~~~~~~~~~~~
[79/472] Building CXX object tools/clang/tools/extra/unittests/clang-tidy/CMakeFiles/ClangTidyTests.dir/IncludeCleanerTest.cpp.o
[80/472] Building CXX object tools/clang/tools/extra/include-cleaner/unittests/CMakeFiles/ClangIncludeCleanerTests.dir/FindHeadersTest.cpp.o
FAILED: tools/clang/tools/extra/include-cleaner/unittests/CMakeFiles/ClangIncludeCleanerTests.dir/FindHeadersTest.cpp.o 
/usr/bin/c++ -DLLVM_BUILD_STATIC -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/tools/clang/tools/extra/include-cleaner/unittests -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/include-cleaner/unittests -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/tools/clang/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/llvm/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/include-cleaner/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/include-cleaner/unittests/../lib -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/third-party/unittest/googletest/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/third-party/unittest/googlemock/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -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-dangling-reference -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -O3 -DNDEBUG -std=c++17 -UNDEBUG -Wno-variadic-macros -fno-exceptions -funwind-tables -fno-rtti -Wno-suggest-override -MD -MT tools/clang/tools/extra/include-cleaner/unittests/CMakeFiles/ClangIncludeCleanerTests.dir/FindHeadersTest.cpp.o -MF tools/clang/tools/extra/include-cleaner/unittests/CMakeFiles/ClangIncludeCleanerTests.dir/FindHeadersTest.cpp.o.d -o tools/clang/tools/extra/include-cleaner/unittests/CMakeFiles/ClangIncludeCleanerTests.dir/FindHeadersTest.cpp.o -c /var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/include-cleaner/unittests/FindHeadersTest.cpp
c++: fatal error: Killed signal terminated program cc1plus
compilation terminated.
[81/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/FormatTests.cpp.o
[82/472] Building CXX object tools/clang/tools/extra/unittests/clang-doc/CMakeFiles/ClangDocTests.dir/SerializeTest.cpp.o
FAILED: tools/clang/tools/extra/unittests/clang-doc/CMakeFiles/ClangDocTests.dir/SerializeTest.cpp.o 
/usr/bin/c++ -DLLVM_BUILD_STATIC -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/tools/clang/tools/extra/unittests/clang-doc -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/unittests/clang-doc -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/tools/clang/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/llvm/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/clang-doc -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/third-party/unittest/googletest/include -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/third-party/unittest/googlemock/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -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-dangling-reference -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -O3 -DNDEBUG -std=c++17 -UNDEBUG -Wno-variadic-macros -fno-exceptions -funwind-tables -fno-rtti -Wno-suggest-override -MD -MT tools/clang/tools/extra/unittests/clang-doc/CMakeFiles/ClangDocTests.dir/SerializeTest.cpp.o -MF tools/clang/tools/extra/unittests/clang-doc/CMakeFiles/ClangDocTests.dir/SerializeTest.cpp.o.d -o tools/clang/tools/extra/unittests/clang-doc/CMakeFiles/ClangDocTests.dir/SerializeTest.cpp.o -c /var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang-tools-extra/unittests/clang-doc/SerializeTest.cpp
c++: fatal error: Killed signal terminated program cc1plus
compilation terminated.
[83/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/FeatureModulesTests.cpp.o
[84/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/FeatureModulesRegistryTests.cpp.o
[85/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/CodeCompletionStringsTests.cpp.o
[86/472] Building CXX object tools/clang/unittests/CMakeFiles/AllClangUnitTests.dir/Analysis/FlowSensitive/SmartPointerAccessorCachingTest.cpp.o
[87/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/CollectMacrosTests.cpp.o
[88/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/ASTTests.cpp.o
[89/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/ASTSignalsTests.cpp.o
[90/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/ExpectedTypeTest.cpp.o
[91/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/CallHierarchyTests.cpp.o
[92/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/ClangdLSPServerTests.cpp.o
[93/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/CompilerTests.cpp.o
[94/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/DumpASTTests.cpp.o
[95/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/HeaderSourceSwitchTests.cpp.o
[96/472] Building CXX object tools/clang/unittests/CMakeFiles/AllClangUnitTests.dir/Analysis/FlowSensitive/RecordOpsTest.cpp.o
[97/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/FileIndexTests.cpp.o
[98/472] Building CXX object tools/clang/tools/extra/unittests/clang-tidy/CMakeFiles/ClangTidyTests.dir/ClangTidyOptionsTest.cpp.o
[99/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/FindTargetTests.cpp.o
[100/472] Building CXX object tools/clang/unittests/CMakeFiles/AllClangUnitTests.dir/Analysis/FlowSensitive/SimplifyConstraintsTest.cpp.o
[101/472] Building CXX object tools/clang/tools/extra/unittests/clang-tidy/CMakeFiles/ClangTidyTests.dir/AddConstTest.cpp.o
[102/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/HeadersTests.cpp.o
[103/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/IncludeCleanerTests.cpp.o
[104/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/ClangdTests.cpp.o
[105/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/FindSymbolsTests.cpp.o
[106/472] Building CXX object tools/clang/unittests/CMakeFiles/AllClangUnitTests.dir/Analysis/FlowSensitive/SingleVarConstantPropagationTest.cpp.o
[107/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/HoverTests.cpp.o
[108/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/BackgroundIndexTests.cpp.o
[109/472] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/IndexActionTests.cpp.o
[110/472] Building CXX object tools/clang/unittests/CMakeFiles/AllClangUnitTests.dir/Analysis/FlowSensitive/SignAnalysisTest.cpp.o
[111/472] Building CXX object tools/clang/unittests/CMakeFiles/AllClangUnitTests.dir/Analysis/FlowSensitive/MultiVarConstantPropagationTest.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/177939

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