liuliu added a comment.
With this latest fix applied on top of b220662a45c8067a2ae485ae34c1138d93506df9
<https://reviews.llvm.org/rGb220662a45c8067a2ae485ae34c1138d93506df9>, in our
company's internal code, I still encounter the crash.
Showing All Messages
/Users/liuliu/Snapchat/Dev/phantom/3.
Libraries/Storage/DocObject/Implementations/SCSQLiteDocObjectContext/Tests/Generated/SCTestMainEntityChangeRequest.mm:338:25:
LLVM IR generation of compound statement ('{}')
/Users/liuliu/Snapchat/Dev/phantom/0 clang-10
0x000000010b9edf0c llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 60
1 clang-10 0x000000010b9ee4c9
PrintStackTraceSignalHandler(void*) + 25
/Users/liuliu/Snapchat/Dev/phantom/2 clang-10
0x000000010b9ec086 llvm::sys::RunSignalHandlers() + 118
3 clang-10 0x000000010b9f1e6c SignalHandler(int) + 252
4 libsystem_platform.dylib 0x00007fff65d8eb5d _sigtramp + 29
5 libsystem_platform.dylib 0x00007ffee7e9b790 _sigtramp +
18446744071596723280
/Users/liuliu/Snapchat/Dev/phantom/6 clang-10
0x000000010bfdff14
clang::CodeGen::CodeGenTypes::arrangeObjCMethodDeclaration(clang::ObjCMethodDecl
const*) + 52
/Users/liuliu/Snapchat/Dev/phantom/7 clang-10
0x000000010c1f6bcd (anonymous
namespace)::CGObjCCommonMac::GenerateDirectMethod(clang::ObjCMethodDecl const*,
clang::ObjCContainerDecl const*) + 285
/Users/liuliu/Snapchat/Dev/phantom/8 clang-10
0x000000010c1f63e9 (anonymous
namespace)::CGObjCCommonMac::EmitMessageSend(clang::CodeGen::CodeGenFunction&,
clang::CodeGen::ReturnValueSlot, clang::QualType, clang::Selector,
llvm::Value*, clang::QualType, bool, clang::CodeGen::CallArgList const&,
clang::ObjCMethodDecl const*, clang::ObjCInterfaceDecl const*, (anonymous
namespace)::ObjCCommonTypesHelper const&) + 1401
/Users/liuliu/Snapchat/Dev/phantom/9 clang-10
0x000000010c205b14 (anonymous
namespace)::CGObjCNonFragileABIMac::GenerateMessageSend(clang::CodeGen::CodeGenFunction&,
clang::CodeGen::ReturnValueSlot, clang::QualType, clang::Selector,
llvm::Value*, clang::CodeGen::CallArgList const&, clang::ObjCInterfaceDecl
const*, clang::ObjCMethodDecl const*) + 644
/Users/liuliu/Snapchat/Dev/phantom/10 clang-10
0x000000010c1931b1
clang::CodeGen::CGObjCRuntime::GeneratePossiblySpecializedMessageSend(clang::CodeGen::CodeGenFunction&,
clang::CodeGen::ReturnValueSlot, clang::QualType, clang::Selector,
llvm::Value*, clang::CodeGen::CallArgList const&, clang::ObjCInterfaceDecl
const*, clang::ObjCMethodDecl const*, bool) + 433
/Users/liuliu/Snapchat/Dev/phantom/11 clang-10
0x000000010c1942d2
clang::CodeGen::CodeGenFunction::EmitObjCMessageExpr(clang::ObjCMessageExpr
const*, clang::CodeGen::ReturnValueSlot) + 2818
/Users/liuliu/Snapchat/Dev/phantom/12 clang-10
0x000000010c15cda8 (anonymous
namespace)::ScalarExprEmitter::VisitObjCMessageExpr(clang::ObjCMessageExpr*) +
184
/Users/liuliu/Snapchat/Dev/phantom/13 clang-10
0x000000010c15522b clang::StmtVisitorBase<std::__1::add_pointer, (anonymous
namespace)::ScalarExprEmitter, llvm::Value*>::Visit(clang::Stmt*) + 6523
/Users/liuliu/Snapchat/Dev/phantom/14 clang-10
0x000000010c14a309 (anonymous
namespace)::ScalarExprEmitter::Visit(clang::Expr*) + 73
/Users/liuliu/Snapchat/Dev/phantom/15 clang-10
0x000000010c14a26d clang::CodeGen::CodeGenFunction::EmitScalarExpr(clang::Expr
const*, bool) + 189
/Users/liuliu/Snapchat/Dev/phantom/16 clang-10
0x000000010c1a209f emitARCRetainCallResult(clang::CodeGen::CodeGenFunction&,
clang::Expr const*) + 31
/Users/liuliu/Snapchat/Dev/phantom/17 clang-10
0x000000010c1a1eb4
clang::CodeGen::CodeGenFunction::EmitARCReclaimReturnedObject(clang::Expr
const*, bool) + 116
/Users/liuliu/Snapchat/Dev/phantom/18 clang-10
0x000000010c1650ff (anonymous
namespace)::ScalarExprEmitter::VisitCastExpr(clang::CastExpr*) + 4511
/Users/liuliu/Snapchat/Dev/phantom/19 clang-10
0x000000010c15a5d8 clang::StmtVisitorBase<std::__1::add_pointer, (anonymous
namespace)::ScalarExprEmitter,
llvm::Value*>::VisitImplicitCastExpr(clang::ImplicitCastExpr*) + 40
/Users/liuliu/Snapchat/Dev/phantom/20 clang-10
0x000000010c154d93 clang::StmtVisitorBase<std::__1::add_pointer, (anonymous
namespace)::ScalarExprEmitter, llvm::Value*>::Visit(clang::Stmt*) + 5347
/Users/liuliu/Snapchat/Dev/phantom/21 clang-10
0x000000010c14a309 (anonymous
namespace)::ScalarExprEmitter::Visit(clang::Expr*) + 73
/Users/liuliu/Snapchat/Dev/phantom/22 clang-10
0x000000010c14a26d clang::CodeGen::CodeGenFunction::EmitScalarExpr(clang::Expr
const*, bool) + 189
/Users/liuliu/Snapchat/Dev/phantom/23 clang-10
0x000000010c0c1c37 clang::CodeGen::CodeGenFunction::EmitAnyExpr(clang::Expr
const*, clang::CodeGen::AggValueSlot, bool) + 167
/Users/liuliu/Snapchat/Dev/phantom/24 clang-10
0x000000010c0e6543 emitPseudoObjectExpr(clang::CodeGen::CodeGenFunction&,
clang::PseudoObjectExpr const*, bool, clang::CodeGen::AggValueSlot) + 1379
/Users/liuliu/Snapchat/Dev/phantom/25 clang-10
0x000000010c0e5fb0
clang::CodeGen::CodeGenFunction::EmitPseudoObjectRValue(clang::PseudoObjectExpr
const*, clang::CodeGen::AggValueSlot) + 112
/Users/liuliu/Snapchat/Dev/phantom/26 clang-10
0x000000010c15d999 (anonymous
namespace)::ScalarExprEmitter::VisitPseudoObjectExpr(clang::PseudoObjectExpr*)
+ 89
It indeed won't crash any more in trivial examples. I need to have some other
time to reduce my local example to a reasonable size.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D71091/new/
https://reviews.llvm.org/D71091
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