From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Wed, 28 Mar 2012 22:21:57 +0000 (+0000)
Subject: compiler: fix method finalization of unnamed structs.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=350733e3886c9b5474b7232e96442469523b6b8c;p=gcc.git

compiler: fix method finalization of unnamed structs.

Used to trigger an ICE on
  var v struct{I}; type I interface{}

Updates issue 7.

From-SVN: r185931
---

diff --git a/gcc/go/gofrontend/gogo.cc b/gcc/go/gofrontend/gogo.cc
index 5fe5aead9c0..ee68b69cc97 100644
--- a/gcc/go/gofrontend/gogo.cc
+++ b/gcc/go/gofrontend/gogo.cc
@@ -1653,8 +1653,12 @@ Finalize_methods::type(Type* t)
       }
 
     case Type::TYPE_STRUCT:
+      // Traverse the field types first in case there is an embedded
+      // field with methods that the struct should inherit.
+      if (t->struct_type()->traverse_field_types(this) == TRAVERSE_EXIT)
+          return TRAVERSE_EXIT;
       t->struct_type()->finalize_methods(this->gogo_);
-      break;
+      return TRAVERSE_SKIP_COMPONENTS;
 
     default:
       break;