[clang] [KeyInstr][Clang] For range stmt atoms (PR #134647)

Tue Jun 3 10:50:44 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `premerge-monolithic-linux` running on `premerge-linux-1` while building `clang` at step 7 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/153/builds/33693

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

```
Step 7 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'Clang :: CoverageMapping/terminate-statements.cpp' FAILED ********************
Exit Code: 2

Command Output (stderr):
--
/build/buildbot/premerge-monolithic-linux/build/bin/clang -cc1 -internal-isystem /build/buildbot/premerge-monolithic-linux/build/lib/clang/21/include -nostdsysteminc -mllvm -emptyline-comment-coverage=false -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -fexceptions -fcxx-exceptions -emit-llvm-only -triple x86_64-unknown-linux-gnu -main-file-name terminate-statements.cpp -I /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/Inputs /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp | /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp # RUN: at line 1
+ /build/buildbot/premerge-monolithic-linux/build/bin/clang -cc1 -internal-isystem /build/buildbot/premerge-monolithic-linux/build/lib/clang/21/include -nostdsysteminc -mllvm -emptyline-comment-coverage=false -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -fexceptions -fcxx-exceptions -emit-llvm-only -triple x86_64-unknown-linux-gnu -main-file-name terminate-statements.cpp -I /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/Inputs /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp
+ /build/buildbot/premerge-monolithic-linux/build/bin/FileCheck /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp
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: /build/buildbot/premerge-monolithic-linux/build/bin/clang -cc1 -internal-isystem /build/buildbot/premerge-monolithic-linux/build/lib/clang/21/include -nostdsysteminc -mllvm -emptyline-comment-coverage=false -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -fexceptions -fcxx-exceptions -emit-llvm-only -triple x86_64-unknown-linux-gnu -main-file-name terminate-statements.cpp -I /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/Inputs /build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp
1.	/build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp:45:1: current parser token 'int'
2.	/build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp:37:5: LLVM IR generation of declaration 'f6'
3.	/build/buildbot/premerge-monolithic-linux/llvm-project/clang/test/CoverageMapping/terminate-statements.cpp:37:5: Generating code for declaration 'f6'
 #0 0x00005ca145940d88 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/lib/Support/Unix/Signals.inc:804:13
 #1 0x00005ca14593e8be llvm::sys::RunSignalHandlers() /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/lib/Support/Signals.cpp:106:18
 #2 0x00005ca145941461 SignalHandler(int, siginfo_t*, void*) /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/lib/Support/Unix/Signals.inc:0:3
 #3 0x00007e8d6d900520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x00005ca145c8fff9 asInt /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:41:5
 #5 0x00005ca145c8fff9 operator long /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:45:48
 #6 0x00005ca145c8fff9 getPointer /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/PointerIntPair.h:94:58
 #7 0x00005ca145c8fff9 getPrev /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/ilist_node_base.h:41:54
 #8 0x00005ca145c8fff9 getPrev /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/ilist_node.h:123:59
 #9 0x00005ca145c8fff9 empty /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/ilist_node.h:319:45
#10 0x00005ca145c8fff9 empty /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/ADT/simple_ilist.h:139:54
#11 0x00005ca145c8fff9 getTerminator /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/IR/BasicBlock.h:244:18
#12 0x00005ca145c8fff9 getTerminator /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/IR/BasicBlock.h:250:48
#13 0x00005ca145c8fff9 clang::CodeGen::CodeGenFunction::EmitCXXForRangeStmt(clang::CXXForRangeStmt const&, llvm::ArrayRef<clang::Attr const*>) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CGStmt.cpp:1549:39
#14 0x00005ca145c917a0 clang::CodeGen::CodeGenFunction::EmitCompoundStmtWithoutScope(clang::CompoundStmt const&, bool, clang::CodeGen::AggValueSlot) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CGStmt.cpp:588:22
#15 0x00005ca145c6d2af EmitFunctionBody /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenFunction.cpp:0:5
#16 0x00005ca145c6d2af clang::CodeGen::CodeGenFunction::GenerateCode(clang::GlobalDecl, llvm::Function*, clang::CodeGen::CGFunctionInfo const&) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenFunction.cpp:1620:5
#17 0x00005ca145b9f1ce clang::CodeGen::CodeGenModule::EmitGlobalFunctionDefinition(clang::GlobalDecl, llvm::GlobalValue*) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp:6174:3
#18 0x00005ca145b9675a clang::CodeGen::CodeGenModule::EmitGlobalDefinition(clang::GlobalDecl, llvm::GlobalValue*) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp:0:12
#19 0x00005ca145b9bb6f clang::CodeGen::CodeGenModule::EmitGlobal(clang::GlobalDecl) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp:4009:5
#20 0x00005ca145b95071 clang::CodeGen::CodeGenModule::EmitTopLevelDecl(clang::Decl*) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp:7078:5
#21 0x00005ca146101a7c (anonymous namespace)::CodeGeneratorImpl::HandleTopLevelDecl(clang::DeclGroupRef) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/ModuleBuilder.cpp:189:73
#22 0x00005ca1460f9526 clang::BackendConsumer::HandleTopLevelDecl(clang::DeclGroupRef) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/CodeGen/CodeGenAction.cpp:172:7
#23 0x00005ca147e4743a clang::ParseAST(clang::Sema&, bool, bool) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/Parse/ParseAST.cpp:174:11
#24 0x00005ca146711b76 clang::FrontendAction::Execute() /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/Frontend/FrontendAction.cpp:1225:10
#25 0x00005ca14668092d getPtr /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/Support/Error.h:278:42
#26 0x00005ca14668092d operator bool /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include/llvm/Support/Error.h:241:16
#27 0x00005ca14668092d clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/Frontend/CompilerInstance.cpp:1055:23
#28 0x00005ca14680af10 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp:300:25
#29 0x00005ca142e1e737 cc1_main(llvm::ArrayRef<char const*>, char const*, void*) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/tools/driver/cc1_main.cpp:297:15
#30 0x00005ca142e1ac5e ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&, llvm::ToolContext const&) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/tools/driver/driver.cpp:223:12
#31 0x00005ca142e19c4a clang_main(int, char**, llvm::ToolContext const&) /build/buildbot/premerge-monolithic-linux/llvm-project/clang/tools/driver/driver.cpp:264:12
#32 0x00005ca142e2b067 main /build/buildbot/premerge-monolithic-linux/build/tools/clang/tools/driver/clang-driver.cpp:17:10
#33 0x00007e8d6d8e7d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#34 0x00007e8d6d8e7e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#35 0x00005ca142e18725 _start (/build/buildbot/premerge-monolithic-linux/build/bin/clang+0x5d0c725)
...

```

</details>

https://github.com/llvm/llvm-project/pull/134647