From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Tue, 4 Jan 2011 22:54:05 +0000 (+0000)
Subject: Don't crash if append arguments are erroneous.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c7f15f802ae87838bdd4491189a4c9fa7d31040e;p=gcc.git

Don't crash if append arguments are erroneous.

From-SVN: r168489
---

diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc
index 840fdb37d10..a7b5bbf032a 100644
--- a/gcc/go/gofrontend/expressions.cc
+++ b/gcc/go/gofrontend/expressions.cc
@@ -7965,14 +7965,14 @@ Builtin_call_expression::do_get_tree(Translate_context* context)
 	Expression* arg1 = args->front();
 	Expression* arg2 = args->back();
 
-	Array_type* at = arg1->type()->array_type();
-	Type* element_type = at->element_type();
-
 	tree arg1_tree = arg1->get_tree(context);
 	tree arg2_tree = arg2->get_tree(context);
 	if (arg1_tree == error_mark_node || arg2_tree == error_mark_node)
 	  return error_mark_node;
 
+	Array_type* at = arg1->type()->array_type();
+	Type* element_type = at->element_type();
+
 	arg2_tree = Expression::convert_for_assignment(context, at,
 						       arg2->type(),
 						       arg2_tree,