[llvm] Add clang::lifetimebound annotation to llvm::function_ref (PR #115019)

Thu Nov 7 00:10:35 PST 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/1656

<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)
...
[293/1133] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/StructuralEquivalenceTest.cpp.o
[294/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/CommentHandlerTest.cpp.o
[295/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/ASTSelectionTest.cpp.o
[296/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/ExecutionTest.cpp.o
[297/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Attr.cpp.o
[298/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/LookupTest.cpp.o
[299/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Class.cpp.o
[300/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/DeductionGuide.cpp.o
[301/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/BitfieldInitializer.cpp.o
[302/1133] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.cpp.o
FAILED: tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.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/AST -I/var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/unittests/AST -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/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.cpp.o -MF tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.cpp.o.d -o tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.cpp.o -c /var/lib/buildbot/workers/suse-gary-m68k-cross/clang-m68k-linux-cross/llvm/clang/unittests/AST/ASTImporterTest.cpp
c++: fatal error: Killed signal terminated program cc1plus
compilation terminated.
[303/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ImplicitCtorInitializer.cpp.o
[304/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXBoolLiteralExpr.cpp.o
[305/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXMethodDecl.cpp.o
[306/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/DeclRefExpr.cpp.o
[307/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RangeSelectorTest.cpp.o
[308/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPostOrder.cpp.o
[309/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXMemberCall.cpp.o
[310/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CXXOperatorCallExprTraverser.cpp.o
[311/1133] Building CXX object tools/clang/unittests/ASTMatchers/CMakeFiles/ASTMatchersTests.dir/ASTMatchersNarrowingTest.cpp.o
[312/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/QualTypeNamesTest.cpp.o
[313/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/LexicallyOrderedRecursiveASTVisitorTest.cpp.o
[314/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ConstructExpr.cpp.o
[315/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ImplicitCtor.cpp.o
[316/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPreOrder.cpp.o
[317/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksLeaf.cpp.o
[318/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/LambdaDefaultCapture.cpp.o
[319/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPostOrderNoQueue.cpp.o
[320/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/IntegerLiteral.cpp.o
[321/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksUnaryOperator.cpp.o
[322/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Concept.cpp.o
[323/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/InitListExprPreOrderNoQueue.cpp.o
[324/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/LambdaExpr.cpp.o
[325/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/LambdaTemplateParams.cpp.o
[326/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksBinaryOperator.cpp.o
[327/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCallExpr.cpp.o
[328/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/MemberPointerTypeLoc.cpp.o
[329/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/CallbacksCompoundAssignOperator.cpp.o
[330/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/TemplateArgumentLocTraverser.cpp.o
[331/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/NestedNameSpecifiers.cpp.o
[332/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/TraversalScope.cpp.o
[333/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/ParenExpr.cpp.o
[334/1133] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTestDeclVisitor.cpp.o
[335/1133] Building CXX object tools/clang/unittests/ASTMatchers/CMakeFiles/ASTMatchersTests.dir/ASTMatchersTraversalTest.cpp.o
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/115019