From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Tue, 21 Dec 2010 23:19:43 +0000 (+0000)
Subject: Don't crash on calling new with an erroneous type.
X-Git-Tag: releases/gcc-4.6.0~1688
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=67eff3d9f72b4ae733dd519331f90757d48f0590;p=thirdparty%2Fgcc.git

Don't crash on calling new with an erroneous type.

From-SVN: r168144
---

diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc
index 5cd9e66c489a..faea908a3bbf 100644
--- a/gcc/go/gofrontend/expressions.cc
+++ b/gcc/go/gofrontend/expressions.cc
@@ -10242,9 +10242,13 @@ tree
 Allocation_expression::do_get_tree(Translate_context* context)
 {
   tree type_tree = this->type_->get_tree(context->gogo());
+  if (type_tree == error_mark_node)
+    return error_mark_node;
   tree size_tree = TYPE_SIZE_UNIT(type_tree);
   tree space = context->gogo()->allocate_memory(this->type_, size_tree,
 						this->location());
+  if (space == error_mark_node)
+    return error_mark_node;
   return fold_convert(build_pointer_type(type_tree), space);
 }