From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 13 May 2010 14:24:36 +0000 (+0000)
Subject: 	PR debug/44104
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a101a346c24b49aaff7326443ce0ff99d4cc26a1;p=thirdparty%2Fgcc.git

	PR debug/44104
	* dwarf2out.c (modified_type_die): Don't dereference mod_type_die
	if it is NULL.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159367 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c65ea2314873..23187cf20302 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-05-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/44104
+	* dwarf2out.c (modified_type_die): Don't dereference mod_type_die
+	if it is NULL.
+
 2010-05-13  Kai Tietz  <kai.tietz@onevision.com>
 
 	* config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index fc941e2bde94..70dbd8e1da9c 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -12544,7 +12544,7 @@ modified_type_die (tree type, int is_const_type, int is_volatile_type,
       add_name_attribute (mod_type_die, IDENTIFIER_POINTER (name));
     }
   /* This probably indicates a bug.  */
-  else if (mod_type_die->die_tag == DW_TAG_base_type)
+  else if (mod_type_die && mod_type_die->die_tag == DW_TAG_base_type)
     add_name_attribute (mod_type_die, "__unknown__");
 
   if (qualified_type)