[Bug middle-end/16948] [3.5 Regression] Many new testsuite failures on hppa64-hp-hpux11.11

[jason at redhat dot com]

------- Additional Comments From jason at redhat dot com  2004-08-09 19:58 -------
Subject: Re:  [3.5 Regression] Many new testsuite
 failures on hppa64-hp-hpux11.11

This patch seems to fix the bug; please give it a test and apply it if it
does the trick.

2004-08-09  Jason Merrill  <jason@redhat.com>

	* function.c (expand_function_start): Handle DECL_BY_REFERENCE on
	the RESULT_DECL.

*** function.c.~1~	2004-08-09 09:15:49.000000000 -0400
--- function.c	2004-08-09 15:54:51.000000000 -0400
*************** expand_function_start (tree subr)
*** 4005,4012 ****
  	}
        if (value_address)
  	{
! 	  rtx x = gen_rtx_MEM (DECL_MODE (DECL_RESULT (subr)), value_address);
! 	  set_mem_attributes (x, DECL_RESULT (subr), 1);
  	  SET_DECL_RTL (DECL_RESULT (subr), x);
  	}
      }
--- 4005,4016 ----
  	}
        if (value_address)
  	{
! 	  rtx x = value_address;
! 	  if (!DECL_BY_REFERENCE (DECL_RESULT (subr)))
! 	    {
! 	      x = gen_rtx_MEM (DECL_MODE (DECL_RESULT (subr)), x);
! 	      set_mem_attributes (x, DECL_RESULT (subr), 1);
! 	    }
  	  SET_DECL_RTL (DECL_RESULT (subr), x);
  	}
      }


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16948