re PR c++/11326 (C++ IA64 ABI: 3.1.4: sometimes pointer to temporary return…

re PR c++/11326 (C++ IA64 ABI: 3.1.4: sometimes pointer to temporary return value is implicit first parameter preceding "this")

	PR c++/11326
	* config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
	fntype.

From-SVN: r78028

gcc/ChangeLog

+2004-02-18  Mark Mitchell <mark@codesourcery.com>
+
+	PR c++/11326
+	* config/ia64/ia64.c (ia64_struct_value_rtx): Cope with NULL
+	fntype.
+
 2004-02-18  Paul Brook  <paul@codesourcery.com>
 
 	* rtlanal.c (rtx_varies_p): Return 0 for NULL_RTX

gcc/config/ia64/ia64.c

@@ -8978,7 +8978,7 @@ static rtx
 ia64_struct_value_rtx (tree fntype,
 		       int incoming ATTRIBUTE_UNUSED)
 {
-  if (ia64_struct_retval_addr_is_first_parm_p (fntype))
+  if (fntype && ia64_struct_retval_addr_is_first_parm_p (fntype))
     return NULL_RTX;
   return gen_rtx_REG (Pmode, GR_REG (8));
 }