lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.

2009-10-06  Richard Guenther  <rguenther@suse.de>

	* lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.

From-SVN: r152491

gcc/ChangeLog

+2009-10-06  Richard Guenther  <rguenther@suse.de>
+
+	* lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
+
 2009-10-06  Tobias Burnus  <burnus@net-b.de>
 
 	PR lto/41591

gcc/lto-symtab.c

@@ -66,7 +66,7 @@ lto_symtab_entry_hash (const void *p)
 {
   const struct lto_symtab_entry_def *base =
     (const struct lto_symtab_entry_def *) p;
-  return htab_hash_pointer (base->id);
+  return htab_hash_string (IDENTIFIER_POINTER (base->id));
 }
 
 /* Return non-zero if P1 and P2 points to lto_symtab_entry_def structs