From: hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 11 Sep 2014 06:48:23 +0000 (+0000)
Subject: 	* varpool.c (varpool_node::ctor_useable_for_folding_p): Do not try
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8640c57182f4279c2125915f1f3e4d4e7ebda7a4;p=thirdparty%2Fgcc.git

	* varpool.c (varpool_node::ctor_useable_for_folding_p): Do not try
	to access removed nodes.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@215150 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 242704859b92..40f912ab9d29 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-09-10  Jan Hubicka  <hubicka@ucw.cz>
+
+	* varpool.c (varpool_node::ctor_useable_for_folding_p): Do not try
+	to access removed nodes.
+
 2014-09-10  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR tree-optimization/63186
diff --git a/gcc/varpool.c b/gcc/varpool.c
index 72971d61b53e..14ef0896eac2 100644
--- a/gcc/varpool.c
+++ b/gcc/varpool.c
@@ -316,6 +316,11 @@ varpool_node::ctor_useable_for_folding_p (void)
       && !real_node->lto_file_data)
     return false;
 
+  /* Avoid attempts to load constructors that was not streamed.  */
+  if (flag_ltrans && DECL_INITIAL (real_node->decl) == error_mark_node
+      && real_node->body_removed)
+    return false;
+
   /* Vtables are defined by their types and must match no matter of interposition
      rules.  */
   if (DECL_VIRTUAL_P (decl))