PR target 77850

	PR target 77850
	* config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
	vector types.

From-SVN: r245931

gcc/ChangeLog

+2017-03-06  John David Anglin  <danglin@gcc.gnu.org>
+
+	PR target 77850
+	* config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
+	vector types.
+
 2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR rtl-optimization/79571

gcc/config/pa/pa-64.h

@@ -83,7 +83,10 @@ along with GCC; see the file COPYING3.  If not see
    arguments are padded down when BYTES_BIG_ENDIAN is true.  We don't
    want aggregates padded down.  */
 
-#define PAD_VARARGS_DOWN (!AGGREGATE_TYPE_P (type))
+#define PAD_VARARGS_DOWN \
+  (!AGGREGATE_TYPE_P (type) \
+   && TREE_CODE (type) != COMPLEX_TYPE \
+   && TREE_CODE (type) != VECTOR_TYPE)
 
 /* In the PA architecture, it is not possible to directly move data
    between GENERAL_REGS and FP_REGS.  On the 32-bit port, we use the