2011-02-05  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/47610
	* varasm.c (default_section_type_flags): If decl is NULL,
	and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO
	bit.

--- gcc/varasm.c.jj	2011-02-03 20:09:38.000000000 +0100
+++ gcc/varasm.c	2011-02-05 00:01:59.911796344 +0100
@@ -6060,7 +6060,12 @@ default_section_type_flags (tree decl, c
 	flags = SECTION_WRITE;
     }
   else
-    flags = SECTION_WRITE;
+    {
+      flags = SECTION_WRITE;
+      if (strcmp (name, ".data.rel.ro") == 0
+	  || strcmp (name, ".data.rel.ro.local") == 0)
+	flags |= SECTION_RELRO;
+    }
 
   if (decl && DECL_ONE_ONLY (decl))
     flags |= SECTION_LINKONCE;