1 files changed, 16 insertions, 1 deletions
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index d767125..072519c 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -11115,7 +11115,22 @@ cxx_comdat_group (tree decl)
   /* For all other DECLs, the COMDAT group is the mangled name of the
      declaration itself.  */
   else
-    name = DECL_ASSEMBLER_NAME (decl);
+    {
+      while (DECL_THUNK_P (decl))
+	{
+	  /* If TARGET_USE_LOCAL_THUNK_ALIAS_P, use_thunk puts the thunk
+	     into the same section as the target function.  In that case
+	     we must return target's name.  */
+	  tree target = THUNK_TARGET (decl);
+	  if (TARGET_USE_LOCAL_THUNK_ALIAS_P (target)
+	      && DECL_SECTION_NAME (target) != NULL
+	      && DECL_ONE_ONLY (target))
+	    decl = target;
+	  else
+	    break;
+	}
+      name = DECL_ASSEMBLER_NAME (decl);
+    }
 
   return IDENTIFIER_POINTER (name);
 }