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dwarf_extractor.cpp: fix wamrc NULL dereferences on certain modules

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* implement typedef type
* fall back to unspecified type
This commit is contained in:
YAMAMOTO Takashi 2024-01-05 19:25:56 +09:00
parent 4a1ad9a160
commit de2528b469
1 changed files with 13 additions and 0 deletions
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13
core/iwasm/compilation/debug/dwarf_extractor.cpp
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@ -277,6 +277,19 @@ lldb_type_to_type_dbi(const AOTCompContext *comp_ctx, SBType &type)
DIB, lldb_type_to_type_dbi(comp_ctx, pointee_type), bit_size, 0, 0, DIB, lldb_type_to_type_dbi(comp_ctx, pointee_type), bit_size, 0, 0,
"", 0); "", 0);
} }
else if (type.IsTypedefType()) {
SBType typedef_type = type.GetTypedefedType();
LOG_VERBOSE("typedef %s -> %s\n", type.GetName(),
typedef_type.GetName());
type_info = LLVMDIBuilderCreateTypedef(
DIB, lldb_type_to_type_dbi(comp_ctx, typedef_type), type.GetName(),
strlen(type.GetName()), NULL, 0, NULL, bit_size);
}
else {
LOG_VERBOSE("unhandled type %s\n", type.GetName());
type_info = LLVMDIBuilderCreateUnspecifiedType(DIB, type.GetName(),
strlen(type.GetName()));
}
return type_info; return type_info;
} }