[llvm] [FunctionAttrs] Determine underlying object by `getUnderlyingObjectAggressive` (PR #100102)

Tue Jul 23 05:53:51 PDT 2024

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-sles-build-only` running on `rocm-worker-hw-04-sles` while building `llvm` at step 5 "compile-openmp".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/140/builds/2795

Here is the relevant piece of the build log for the reference:
```
Step 5 (compile-openmp) failure: build (failure)
...
7.618 [884/34/762] Building CXX object openmp/runtime/src/CMakeFiles/omp.dir/kmp_atomic.cpp.o
7.804 [883/34/763] Building CXX object openmp/runtime/src/CMakeFiles/omp.dir/thirdparty/ittnotify/ittnotify_static.cpp.o
7.874 [882/34/764] Building ASM object openmp/runtime/src/CMakeFiles/omp.dir/z_Linux_asm.S.o
7.924 [881/34/765] Building CXX object compiler-rt/lib/fuzzer/CMakeFiles/RTfuzzer.x86_64.dir/FuzzerMerge.cpp.o
7.941 [880/34/766] Linking CXX static library openmp/tools/archer/libarcher_static.a
7.978 [879/34/767] Building CXX object compiler-rt/lib/fuzzer/CMakeFiles/RTfuzzer.x86_64.dir/FuzzerDriver.cpp.o
8.031 [878/34/768] Linking CXX shared library openmp/tools/archer/libarcher.so
8.041 [877/34/769] Building CXX object openmp/runtime/src/CMakeFiles/omp.dir/kmp_sched.cpp.o
8.074 [876/34/770] Building CXX object openmp/runtime/src/CMakeFiles/omp.dir/kmp_cancel.cpp.o
8.082 [875/34/771] Building CXX object openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o
FAILED: openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o 
/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang++ --target=x86_64-unknown-linux-gnu -D_DEBUG -D_GLIBCXX_ASSERTIONS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Domp_EXPORTS -Iopenmp/runtime/src -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/i18n -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/include -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/thirdparty/ittnotify -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wall -fcolor-diagnostics -Wcast-qual -Wformat-pedantic -Wimplicit-fallthrough -Wsign-compare -Wno-extra -Wno-pedantic -fno-semantic-interposition -fdata-sections -O3 -DNDEBUG -fPIC   -D _GNU_SOURCE -D _REENTRANT -U_GLIBCXX_ASSERTIONS -UNDEBUG -std=c++17 -fno-exceptions -fno-rtti -Wno-covered-switch-default -Wno-frame-address -Wno-strict-aliasing -Wno-switch -Wno-uninitialized -Wno-return-type-c-linkage -Wno-cast-qual -Wno-int-to-void-pointer-cast -MD -MT openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o -MF openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o.d -o openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o -c /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/kmp_settings.cpp
clang++: /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/llvm/lib/Transforms/IPO/FunctionAttrs.cpp:123: void addLocAccess(llvm::MemoryEffects&, const llvm::MemoryLocation&, llvm::ModRefInfo, llvm::AAResults&): Assertion `!isa<AllocaInst>(UO) && "Should have been handled by getModRefInfoMask()"' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0.	Program arguments: /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang++ --target=x86_64-unknown-linux-gnu -D_DEBUG -D_GLIBCXX_ASSERTIONS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Domp_EXPORTS -Iopenmp/runtime/src -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/i18n -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/include -I/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/thirdparty/ittnotify -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Wall -fcolor-diagnostics -Wcast-qual -Wformat-pedantic -Wimplicit-fallthrough -Wsign-compare -Wno-extra -Wno-pedantic -fno-semantic-interposition -fdata-sections -O3 -DNDEBUG -fPIC -D _GNU_SOURCE -D _REENTRANT -U_GLIBCXX_ASSERTIONS -UNDEBUG -std=c++17 -fno-exceptions -fno-rtti -Wno-covered-switch-default -Wno-frame-address -Wno-strict-aliasing -Wno-switch -Wno-uninitialized -Wno-return-type-c-linkage -Wno-cast-qual -Wno-int-to-void-pointer-cast -MD -MT openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o -MF openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o.d -o openmp/runtime/src/CMakeFiles/omp.dir/kmp_settings.cpp.o -c /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/kmp_settings.cpp
1.	<eof> parser at end of file
2.	Optimizer
3.	Running pass "require<globals-aa>,function(invalidate<aa>),require<profile-summary>,cgscc(devirt<4>(inline,function-attrs<skip-non-recursive-function-attrs>,argpromotion,openmp-opt-cgscc,function<eager-inv;no-rerun>(sroa<modify-cfg>,early-cse<memssa>,speculative-execution<only-if-divergent-target>,jump-threading,correlated-propagation,simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,aggressive-instcombine,libcalls-shrinkwrap,tailcallelim,simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,reassociate,constraint-elimination,loop-mssa(loop-instsimplify,loop-simplifycfg,licm<no-allowspeculation>,loop-rotate<header-duplication;no-prepare-for-lto>,licm<allowspeculation>,simple-loop-unswitch<nontrivial;trivial>),simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,loop(loop-idiom,indvars,simple-loop-unswitch<nontrivial;trivial>,loop-deletion,loop-unroll-full),sroa<modify-cfg>,vector-combine,mldst-motion<no-split-footer-bb>,gvn<>,sccp,bdce,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,jump-threading,correlated-propagation,adce,memcpyopt,dse,move-auto-init,loop-mssa(licm<allowspeculation>),coro-elide,simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>),function-attrs,function(require<should-not-run-function-passes>),coro-split)),function(invalidate<should-not-run-function-passes>),cgscc(devirt<4>())" on module "/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/kmp_settings.cpp"
4.	Running pass "cgscc(devirt<4>(inline,function-attrs<skip-non-recursive-function-attrs>,argpromotion,openmp-opt-cgscc,function<eager-inv;no-rerun>(sroa<modify-cfg>,early-cse<memssa>,speculative-execution<only-if-divergent-target>,jump-threading,correlated-propagation,simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,aggressive-instcombine,libcalls-shrinkwrap,tailcallelim,simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,reassociate,constraint-elimination,loop-mssa(loop-instsimplify,loop-simplifycfg,licm<no-allowspeculation>,loop-rotate<header-duplication;no-prepare-for-lto>,licm<allowspeculation>,simple-loop-unswitch<nontrivial;trivial>),simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;no-hoist-common-insts;no-sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,loop(loop-idiom,indvars,simple-loop-unswitch<nontrivial;trivial>,loop-deletion,loop-unroll-full),sroa<modify-cfg>,vector-combine,mldst-motion<no-split-footer-bb>,gvn<>,sccp,bdce,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>,jump-threading,correlated-propagation,adce,memcpyopt,dse,move-auto-init,loop-mssa(licm<allowspeculation>),coro-elide,simplifycfg<bonus-inst-threshold=1;no-forward-switch-cond;switch-range-to-icmp;no-switch-to-lookup;keep-loops;hoist-common-insts;sink-common-insts;speculate-blocks;simplify-cond-branch;no-speculate-unpredictables>,instcombine<max-iterations=1;no-use-loop-info;no-verify-fixpoint>),function-attrs,function(require<should-not-run-function-passes>),coro-split))" on module "/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/openmp/runtime/src/kmp_settings.cpp"
 #0 0x000000000261a6f8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x261a6f8)
 #1 0x00000000026183ec llvm::sys::CleanupOnSignal(unsigned long) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x26183ec)
 #2 0x0000000002564560 CrashRecoverySignalHandler(int) CrashRecoveryContext.cpp:0:0
 #3 0x00007f7bac416910 __restore_rt (/lib64/libpthread.so.0+0x16910)
 #4 0x00007f7babd44d2b raise (/lib64/libc.so.6+0x4ad2b)
 #5 0x00007f7babd463e5 abort (/lib64/libc.so.6+0x4c3e5)
 #6 0x00007f7babd3cc6a __assert_fail_base (/lib64/libc.so.6+0x42c6a)
 #7 0x00007f7babd3ccf2 (/lib64/libc.so.6+0x42cf2)
 #8 0x000000000398d0df addLocAccess(llvm::MemoryEffectsBase<llvm::IRMemLocation>&, llvm::MemoryLocation const&, llvm::ModRefInfo, llvm::AAResults&) FunctionAttrs.cpp:0:0
 #9 0x0000000003993c21 checkFunctionMemoryAccess(llvm::Function&, bool, llvm::AAResults&, llvm::SmallSetVector<llvm::Function*, 8u> const&) FunctionAttrs.cpp:0:0
#10 0x000000000399657d llvm::PostOrderFunctionAttrsPass::run(llvm::LazyCallGraph::SCC&, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x399657d)
#11 0x000000000381f9dd llvm::detail::PassModel<llvm::LazyCallGraph::SCC, llvm::PostOrderFunctionAttrsPass, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x381f9dd)
#12 0x00000000016822a7 llvm::PassManager<llvm::LazyCallGraph::SCC, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x16822a7)
#13 0x000000000381e70d llvm::detail::PassModel<llvm::LazyCallGraph::SCC, llvm::PassManager<llvm::LazyCallGraph::SCC, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x381e70d)
#14 0x0000000001685e6b llvm::DevirtSCCRepeatedPass::run(llvm::LazyCallGraph::SCC&, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x1685e6b)
#15 0x000000000381e72d llvm::detail::PassModel<llvm::LazyCallGraph::SCC, llvm::DevirtSCCRepeatedPass, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&, llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&, llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x381e72d)
#16 0x0000000001683af5 llvm::ModuleToPostOrderCGSCCPassAdaptor::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x1683af5)
#17 0x000000000381e6ed llvm::detail::PassModel<llvm::Module, llvm::ModuleToPostOrderCGSCCPassAdaptor, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x381e6ed)
#18 0x000000000205cf27 llvm::PassManager<llvm::Module, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x205cf27)
#19 0x00000000039e58a8 llvm::ModuleInlinerWrapperPass::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x39e58a8)
#20 0x000000000381e31d llvm::detail::PassModel<llvm::Module, llvm::ModuleInlinerWrapperPass, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x381e31d)
#21 0x000000000205cf27 llvm::PassManager<llvm::Module, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x205cf27)
#22 0x00000000028753ef (anonymous namespace)::EmitAssemblyHelper::RunOptimizationPipeline(clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream>>&, std::unique_ptr<llvm::ToolOutputFile, std::default_delete<llvm::ToolOutputFile>>&, clang::BackendConsumer*) BackendUtil.cpp:0:0
#23 0x00000000028788e2 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, llvm::Module*, clang::BackendAction, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream>>, clang::BackendConsumer*) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x28788e2)
#24 0x0000000002e3fe98 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x2e3fe98)
#25 0x00000000047efa14 clang::ParseAST(clang::Sema&, bool, bool) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x47efa14)
#26 0x0000000002e3ef10 clang::CodeGenAction::ExecuteAction() (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x2e3ef10)
#27 0x0000000003092ec9 clang::FrontendAction::Execute() (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x3092ec9)
#28 0x0000000003025622 clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/clang+++0x3025622)

```

https://github.com/llvm/llvm-project/pull/100102