===================================================================
@@ -2486,7 +2535,7 @@ vn_reference_lookup_3 (ao_ref *ref, tree
{
pd_data pd;
pd.rhs = build_constructor (NULL_TREE, NULL);
- pd.offset = offset2i - offseti;
+ pd.offset = (offset2i - offseti) / BITS_PER_UNIT;
pd.size = leni;
return data->push_partial_def (pd, vuse, maxsizei);
}
===================================================================
@@ -0,0 +1,13 @@
+/* { dg-do run } */
+
+int
+main ()
+{
+#if __SIZEOF_INT__ == 4
+ unsigned x = 0xffffffff;
+ __builtin_memset (1 + (char *) &x, 0, 2);
+ if (x != 0xff0000ff)
+ __builtin_abort ();
+#endif
+ return 0;
+}