[codeview] Fully initialize DataSym when mapping from YAML
In the object file, the section index and relative offset are typically
zero, so make these YAML fields optional with a default.
It looks like there may be more partially initialized symbol records,
but this should fix the msan bot.
llvm-svn: 305842
diff --git a/llvm/lib/ObjectYAML/CodeViewYAMLSymbols.cpp b/llvm/lib/ObjectYAML/CodeViewYAMLSymbols.cpp
index 2f78676..edabe41 100644
--- a/llvm/lib/ObjectYAML/CodeViewYAMLSymbols.cpp
+++ b/llvm/lib/ObjectYAML/CodeViewYAMLSymbols.cpp
@@ -489,6 +489,8 @@
template <> void SymbolRecordImpl<DataSym>::map(IO &IO) {
// TODO: Map linkage name
IO.mapRequired("Type", Symbol.Type);
+ IO.mapOptional("DataOffset", Symbol.DataOffset, 0U);
+ IO.mapOptional("Segment", Symbol.Segment, uint16_t(0));
IO.mapRequired("DisplayName", Symbol.Name);
}