Resubmit "[codeview] Make obj2yaml/yaml2obj support .debug$S..."
This was originally reverted because of some non-deterministic
failures on certain buildbots. Luckily ASAN eventually caught
this as a stack-use-after-scope, so the fix is included in
this patch.
llvm-svn: 305393
diff --git a/llvm/lib/ObjectYAML/COFFYAML.cpp b/llvm/lib/ObjectYAML/COFFYAML.cpp
index 7f9f4c1..c8cbea1 100644
--- a/llvm/lib/ObjectYAML/COFFYAML.cpp
+++ b/llvm/lib/ObjectYAML/COFFYAML.cpp
@@ -488,7 +488,16 @@
IO.mapOptional("VirtualAddress", Sec.Header.VirtualAddress, 0U);
IO.mapOptional("VirtualSize", Sec.Header.VirtualSize, 0U);
IO.mapOptional("Alignment", Sec.Alignment, 0U);
- IO.mapRequired("SectionData", Sec.SectionData);
+
+ // If this is a .debug$S or .debug$T section parse the semantic representation
+ // of the symbols/types. If it is any other kind of section, just deal in raw
+ // bytes.
+ IO.mapOptional("SectionData", Sec.SectionData);
+ if (Sec.Name == ".debug$S")
+ IO.mapOptional("Subsections", Sec.DebugS);
+ else if (Sec.Name == ".debug$T")
+ IO.mapOptional("Types", Sec.DebugT);
+
IO.mapOptional("Relocations", Sec.Relocations);
}