[Bug ipa/87957] [9 Regression] ICE tree check: expected tree that contains ‘decl minimal’ structure, have ‘identifier_node’ in warn_odr, at ipa-devirt.c:1051 since r265519

[hubicka at ucw dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87957

--- Comment #33 from Jan Hubicka <hubicka at ucw dot cz> ---
Hi,
I am testing the following fix: since we already decided about mangling
we are in fact safe to remove everything that does not have assembler
name on it.

Honza

Index: tree.c
===================================================================
--- tree.c      (revision 268579)
+++ tree.c      (working copy)
@@ -5152,7 +5152,8 @@ fld_simplified_type_name (tree type)
   /* Drop TYPE_DECLs in TYPE_NAME in favor of the identifier in the
      TYPE_DECL if the type doesn't have linkage.
      this must match fld_  */
-  if (type != TYPE_MAIN_VARIANT (type) || ! type_with_linkage_p (type))
+  if (type != TYPE_MAIN_VARIANT (type)
+      || !DECL_ASSEMBLER_NAME_SET_P (TYPE_NAME (type)))
     return DECL_NAME (TYPE_NAME (type));
   return TYPE_NAME (type);
 }