[lldb-dev] one more bug in evaluation

[Andrey Zaytsev]

Hi!

I've tried to evaluate something like 
(lldb) p *(std::pair<int, int> *)0x000000010083ea00

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x000000000000001c
[Switching to process 2364 thread 0x260b]
0x0000000100371a14 in clang::ASTContext::getASTRecordLayout ()
(gdb) bt
#0  0x0000000100371a14 in clang::ASTContext::getASTRecordLayout ()
#1  0x00000001002ca57e in clang::ASTContext::getTypeInfo ()
#2  0x00000001002ca4ec in clang::ASTContext::getTypeInfo ()
#3  0x00000001002ca4ec in clang::ASTContext::getTypeInfo ()
#4  0x00000001012bc42d in clang::ASTContext::getTypeInfo ()
#5  0x00000001012bcbd5 in clang::ASTContext::getTypeSize ()
#6  0x00000001012ba04c in lldb_private::ClangASTType::GetClangTypeBitWidth ()
#7  0x00000001012b9ff0 in lldb_private::ClangASTType::GetClangTypeBitWidth ()
#8  0x000000010113a573 in IRForTarget::CreateResultVariable ()
#9  0x000000010114553e in IRForTarget::runOnModule ()
#10 0x0000000101112b20 in lldb_private::ClangExpressionParser::PrepareForExecution ()
#11 0x000000010111cf5a in lldb_private::ClangUserExpression::Parse ()
#12 0x000000010111ebe8 in lldb_private::ClangUserExpression::EvaluateWithError ()
#13 0x000000010111e87a in lldb_private::ClangUserExpression::Evaluate ()
#14 0x000000010135168e in lldb_private::Target::EvaluateExpression ()
#15 0x0000000100fc54af in lldb_private::CommandObjectExpression::EvaluateExpression ()
#16 0x0000000100fc6107 in lldb_private::CommandObjectExpression::ExecuteRawCommandString ()
#17 0x00000001011830e0 in lldb_private::CommandInterpreter::HandleCommand ()
#18 0x00000001001ec154 in lldb::SBCommandInterpreter::HandleCommand (this=0x104c86d40, command_line=0x1049473f8 "p *(std::pair<int, int> *)0x000000010083ea00", result=@0x104c86d38, add_to_history=true) at /Users/zajac/Projects/lldb-92/source/API/SBCommandInterpreter.cpp:97
#19 0x00000001000870ba in jetcidr::DebugSession::HandleConsoleCommand (this=0x102c237e0, command=@0x10498b9a0, err=0x104c86de0, out=0x104c86dd8) at /Users/zajac/Projects/ULTIMATE/CIDR/LLDBProtobufFrontend/LLDBProtobufFrontend/src/DebugSession.cpp:611


Andrey Zaytsev
JetBrains, Inc 
http://jetbrains.com
Develop with pleasure!