re PR lto/47264 (Many tests fail with -flto due unaligned load in lto-plugin.c)

2011-01-12  Richard Guenther  <rguenther@suse.de>

	PR lto/47264
	* lto-plugin.c (parse_table_entry): Use memcpy to access
	unaligned fields.

From-SVN: r168708

lto-plugin/ChangeLog

+2011-01-12  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/47264
+	* lto-plugin.c (parse_table_entry): Use memcpy to access
+	unaligned fields.
+
 2010-12-20  Dave Korn  <dave.korn.cygwin@gmail.com>
 
 	* Makefile.am (AM_LIBTOOLFLAGS): Define, adding disable-static tag.

lto-plugin/lto-plugin.c

@@ -249,10 +249,10 @@ parse_table_entry (char *p, struct ld_plugin_symbol *entry,
   entry->visibility = translate_visibility[t];
   p++;
 
-  entry->size = *(uint64_t *) p;
+  memcpy (&entry->size, p, sizeof (uint64_t));
   p += 8;
 
-  aux->slot = *(uint32_t *) p;
+  memcpy (&aux->slot, p, sizeof (uint32_t));
   p += 4;
 
   entry->resolution = LDPR_UNKNOWN;