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Don't crash if we have bad debug info that has a DW_TAG_inheritance with a bad DW_AT_type reference. Emit an error with instructions to file a bug. 

<rdar://problem/20944860>

llvm-svn: 237485
This commit is contained in:
Greg Clayton 2015-05-15 22:31:18 +00:00
parent 9438056b83
commit 898c1b2cfe
1 changed files with 9 additions and 2 deletions
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11
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
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@ -2333,8 +2333,15 @@ SymbolFileDWARF::ParseChildMembers
}
Type *base_class_type = ResolveTypeUID(encoding_uid);
assert(base_class_type);
if (base_class_type == NULL)
{
GetObjectFile()->GetModule()->ReportError("0x%8.8x: DW_TAG_inheritance failed to resolve a the base class at 0x%8.8" PRIx64 " from enclosing type 0x%8.8x. \nPlease file a bug and attach the file at the start of this error message",
die->GetOffset(),
encoding_uid,
parent_die->GetOffset());
break;
}
ClangASTType base_class_clang_type = base_class_type->GetClangFullType();
assert (base_class_clang_type);
if (class_language == eLanguageTypeObjC)