| Issue |
175877
|
| Summary |
[clang][bytecode] crash when calling a _Complex double function with a scalar argument
|
| Labels |
crash-on-valid,
regression:20,
clang:bytecode
|
| Assignees |
|
| Reporter |
k-arrows
|
Reproducer:
https://godbolt.org/z/jdqnqc3an
```c
_Complex double foo();
void bar() {
double c;
c = foo(0.);
}
```
Backtrace:
```console
clang++: /root/llvm-project/llvm/tools/clang/lib/AST/ByteCode/InterpStack.h:52: void clang::interp::InterpStack::discard() [with T = clang::interp::Pointer]: Assertion `ItemTypes.back() == toPrimType<T>()' 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: /opt/compiler-explorer/clang-assertions-trunk/bin/clang++ -g -o /app/output.s -mllvm --x86-asm-syntax=intel -fno-verbose-asm -S --gcc-toolchain=/opt/compiler-explorer/gcc-snapshot -fcolor-diagnostics -fno-crash-diagnostics -x c -fexperimental-new-constant-interpreter <source>
1. <source>:6:1: current parser token '}'
2. <source>:3:12: parsing function body 'bar'
3. <source>:3:12: in compound statement ('{}')
#0 0x00000000042fea18 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x42fea18)
#1 0x00000000042fbe54 llvm::sys::CleanupOnSignal(unsigned long) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x42fbe54)
#2 0x000000000423e748 CrashRecoverySignalHandler(int) CrashRecoveryContext.cpp:0:0
#3 0x00007a8ddfc42520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
#4 0x00007a8ddfc969fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
#5 0x00007a8ddfc42476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
#6 0x00007a8ddfc287f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
#7 0x00007a8ddfc2871b (/lib/x86_64-linux-gnu/libc.so.6+0x2871b)
#8 0x00007a8ddfc39e96 (/lib/x86_64-linux-gnu/libc.so.6+0x39e96)
#9 0x0000000007f9ae7c clang::interp::cleanupAfterFunctionCall(clang::interp::InterpState&, clang::interp::CodePtr, clang::interp::Function const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x7f9ae7c)
#10 0x0000000007fe333e clang::interp::Call(clang::interp::InterpState&, clang::interp::CodePtr, clang::interp::Function const*, unsigned int) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x7fe333e)
#11 0x000000000827a0ad clang::interp::Compiler<clang::interp::EvalEmitter>::VisitCallExpr(clang::CallExpr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x827a0ad)
#12 0x0000000008273262 clang::interp::Compiler<clang::interp::EvalEmitter>::visitInitializer(clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x8273262)
#13 0x0000000008280a30 clang::interp::Compiler<clang::interp::EvalEmitter>::visit(clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x8280a30)
#14 0x00000000082807a7 clang::interp::Compiler<clang::interp::EvalEmitter>::emitComplexReal(clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x82807a7)
#15 0x0000000008281283 clang::interp::Compiler<clang::interp::EvalEmitter>::VisitCastExpr(clang::CastExpr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x8281283)
#16 0x000000000828094a clang::interp::Compiler<clang::interp::EvalEmitter>::visit(clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x828094a)
#17 0x000000000824fc0d clang::interp::Compiler<clang::interp::EvalEmitter>::visitAssignment(clang::Expr const*, clang::Expr const*, clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x824fc0d)
#18 0x0000000008283a4a clang::interp::Compiler<clang::interp::EvalEmitter>::VisitBinaryOperator(clang::BinaryOperator const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x8283a4a)
#19 0x000000000828094a clang::interp::Compiler<clang::interp::EvalEmitter>::visit(clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x828094a)
#20 0x0000000008274b16 clang::interp::Compiler<clang::interp::EvalEmitter>::visitExpr(clang::Expr const*, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x8274b16)
#21 0x0000000007df0b4d clang::interp::EvalEmitter::interpretExpr(clang::Expr const*, bool, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x7df0b4d)
#22 0x0000000007de0e13 clang::interp::Context::evaluateAsRValue(clang::interp::State&, clang::Expr const*, clang::APValue&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x7de0e13)
#23 0x0000000007d453f3 EvaluateAsRValue((anonymous namespace)::EvalInfo&, clang::Expr const*, clang::APValue&) ExprConstant.cpp:0:0
#24 0x0000000007d4996e clang::Expr::EvaluateForOverflow(clang::ASTContext const&) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x7d4996e)
#25 0x0000000006c8b0a6 clang::Sema::CheckForIntOverflow(clang::Expr const*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6c8b0a6)
#26 0x0000000006cd182c clang::Sema::CheckCompletedExpr(clang::Expr*, clang::SourceLocation, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6cd182c)
#27 0x00000000070799f7 clang::Sema::ActOnFinishFullExpr(clang::Expr*, clang::SourceLocation, bool, bool, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x70799f7)
#28 0x000000000739ba5e clang::Sema::ActOnExprStmt(clang::ActionResult<clang::Expr*, true>, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x739ba5e)
#29 0x0000000006b55c14 clang::Parser::ParseExprStatement(clang::Parser::ParsedStmtContext) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6b55c14)
#30 0x0000000006b4d024 clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector<clang::Stmt*, 24u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*, clang::ParsedAttributes&, clang::ParsedAttributes&, clang::LabelDecl*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6b4d024)
#31 0x0000000006b4da06 clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector<clang::Stmt*, 24u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*, clang::LabelDecl*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6b4da06)
#32 0x0000000006b5634e clang::Parser::ParseCompoundStatementBody(bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6b5634e)
#33 0x0000000006b56b9a clang::Parser::ParseFunctionStatementBody(clang::Decl*, clang::Parser::ParseScope&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6b56b9a)
#34 0x0000000006a5cfeb clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&, clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a5cfeb)
#35 0x0000000006a9345d clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, clang::DeclaratorContext, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::SourceLocation*, clang::Parser::ForRangeInit*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a9345d)
#36 0x0000000006a5014b clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a5014b)
#37 0x0000000006a5093f clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a5093f)
#38 0x0000000006a5876a clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a5876a)
#39 0x0000000006a59705 clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a59705)
#40 0x0000000006a3a78a clang::ParseAST(clang::Sema&, bool, bool) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x6a3a78a)
#41 0x0000000004c66488 clang::CodeGenAction::ExecuteAction() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4c66488)
#42 0x0000000004f60135 clang::FrontendAction::Execute() (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4f60135)
#43 0x0000000004edff0e clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4edff0e)
#44 0x000000000505a7cd clang::ExecuteCompilerInvocation(clang::CompilerInstance*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x505a7cd)
#45 0x0000000000dce92e cc1_main(llvm::ArrayRef<char const*>, char const*, void*) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xdce92e)
#46 0x0000000000dc52fa ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&, llvm::ToolContext const&, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>) driver.cpp:0:0
#47 0x0000000000dc547d int llvm::function_ref<int (llvm::SmallVectorImpl<char const*>&)>::callback_fn<clang_main(int, char**, llvm::ToolContext const&)::'lambda'(llvm::SmallVectorImpl<char const*>&)>(long, llvm::SmallVectorImpl<char const*>&) driver.cpp:0:0
#48 0x0000000004cd96e9 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const::'lambda'()>(long) Job.cpp:0:0
#49 0x000000000423ebe4 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x423ebe4)
#50 0x0000000004cd9cff clang::driver::CC1Command::Execute(llvm::ArrayRef<std::optional<llvm::StringRef>>, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>*, bool*) const (.part.0) Job.cpp:0:0
#51 0x0000000004c9a692 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const*&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4c9a692)
#52 0x0000000004c9b63e clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&, bool) const (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4c9b63e)
#53 0x0000000004ca2a95 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command const*>>&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0x4ca2a95)
#54 0x0000000000dcaca1 clang_main(int, char**, llvm::ToolContext const&) (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xdcaca1)
#55 0x0000000000c88434 main (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xc88434)
#56 0x00007a8ddfc29d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#57 0x00007a8ddfc29e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#58 0x0000000000dc4d95 _start (/opt/compiler-explorer/clang-assertions-trunk/bin/clang+++0xdc4d95)
clang++: error: clang frontend command failed with exit code 134 (use -v to see invocation)
Compiler returned: 134
```
Goes back to clang-20:
https://godbolt.org/z/864xhsavG
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