re PR target/44942 (Bug in argument passing of long double)

	PR target/44942
	* config/sparc/sparc.c (function_arg_advance): Always take into account
	the padding, if any.

From-SVN: r162967

gcc/ChangeLog

+2010-08-06  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/44942
+	* config/sparc/sparc.c (function_arg_advance): Always take into account
+	the padding, if any.
+
 2010-08-06  Richard Guenther  <rguenther@suse.de>
 
 	* tree-ssa-ccp.c (struct prop_value_d): Add mask member.

gcc/config/sparc/sparc.c

@@ -5809,14 +5809,13 @@ void
 function_arg_advance (struct sparc_args *cum, enum machine_mode mode,
 		      tree type, int named)
 {
-  int slotno, regno, padding;
+  int regno, padding;
 
   /* We pass 0 for incoming_p here, it doesn't matter.  */
-  slotno = function_arg_slotno (cum, mode, type, named, 0, &regno, &padding);
+  function_arg_slotno (cum, mode, type, named, 0, &regno, &padding);
 
-  /* If register required leading padding, add it.  */
-  if (slotno != -1)
-    cum->words += padding;
+  /* If argument requires leading padding, add it.  */
+  cum->words += padding;
 
   if (TARGET_ARCH32)
     {