[llvm] [IR] Fix undiagnosed cases of structs containing scalable vectors (PR #113455)

Fri Oct 25 05:22:57 PDT 2024

llvm-ci wrote:

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

Full details are available at: https://lab.llvm.org/buildbot/#/builders/27/builds/1018

<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)
...
                 from /var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include/clang/Tooling/DependencyScanning/DependencyScanningTool.h:13,
                 from /var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/unittests/Tooling/DependencyScanning/DependencyScannerTest.cpp:17:
/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include/clang/Sema/Sema.h:463:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::UnusedFileScopedDecls’ [-Wattributes]
  463 | class Sema final : public SemaBase {
      |       ^~~~
/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include/clang/Sema/Sema.h:463:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::TentativeDefinitions’ [-Wattributes]
/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include/clang/Sema/Sema.h:463:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::ExtVectorDecls’ [-Wattributes]
/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/include/clang/Sema/Sema.h:463:7: warning: ‘clang::Sema’ declared with greater visibility than the type of its field ‘clang::Sema::DelegatingCtorDecls’ [-Wattributes]
[134/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/CastExprTest.cpp.o
[135/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.cpp.o
FAILED: tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.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/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/stage1/tools/clang/unittests/Tooling -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/unittests/Tooling -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/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 -fno-lifetime-dse -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-maybe-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 -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -std=c++17  -Wno-variadic-macros -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Wno-suggest-override -MD -MT tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.cpp.o -MF tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.cpp.o.d -o tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.cpp.o -c /var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/unittests/Tooling/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.cpp
c++: fatal error: Killed signal terminated program cc1plus
compilation terminated.
[136/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/BitfieldInitializer.cpp.o
[137/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/CommentHandlerTest.cpp.o
[138/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPostOrderNoQueue.cpp.o
[139/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/DeductionGuide.cpp.o
[140/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/DeclRefExpr.cpp.o
[141/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/QualTypeNamesTest.cpp.o
[142/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/LookupTest.cpp.o
[143/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXMethodDecl.cpp.o
[144/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/ASTSelectionTest.cpp.o
[145/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/LambdaDefaultCapture.cpp.o
[146/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Class.cpp.o
[147/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ConstructExpr.cpp.o
[148/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/LambdaExpr.cpp.o
[149/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Attr.cpp.o
[150/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXBoolLiteralExpr.cpp.o
[151/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPreOrderNoQueue.cpp.o
[152/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Concept.cpp.o
[153/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ImplicitCtor.cpp.o
[154/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXMemberCall.cpp.o
[155/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXOperatorCallExprTraverser.cpp.o
[156/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/LexicallyOrderedRecursiveASTVisitorTest.cpp.o
[157/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ImplicitCtorInitializer.cpp.o
[158/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/IntegerLiteral.cpp.o
[159/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPostOrder.cpp.o
[160/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksLeaf.cpp.o
[161/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/MemberPointerTypeLoc.cpp.o
[162/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPreOrder.cpp.o
[163/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/LambdaTemplateParams.cpp.o
[164/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ParenExpr.cpp.o
[165/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCallExpr.cpp.o
[166/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksBinaryOperator.cpp.o
[167/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/NestedNameSpecifiers.cpp.o
[168/521] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksUnaryOperator.cpp.o
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/113455