Several C++ regressions

[Andrew Pinski]

On Aug 23, 2004, at 3:49 PM, Andrew Pinski wrote:
> OK? Tested on powerpc-apple-darwin and this time no regressions.
>
> Thanks,
> Andrew Pinski
>
> ChangeLog:
> 	* typeck.c (build_unary_op): Keep &a->b form when we can keep it.


I had forgot to wrap the comment right, here it is wrapped right.


Index: typeck.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/cp/typeck.c,v
retrieving revision 1.569
diff -u -p -r1.569 typeck.c
--- typeck.c	23 Aug 2004 18:24:18 -0000	1.569
+++ typeck.c	23 Aug 2004 23:13:26 -0000
@@ -4123,6 +4123,15 @@ build_unary_op (enum tree_code code, tre
  	    addr = fold (build2 (PLUS_EXPR, argtype, rval,
  				 cp_convert (argtype,
  					     byte_position (field))));
+
+	    /* If the folded PLUS_EXPR is not a constant address, wrap
+               it in an ADDR_EXPR unless we have a base class and we
+	       require code to convert to the base class.  */
+	    if (!TREE_CONSTANT (addr)
+	        && (!DECL_ARTIFICIAL (field)
+		    || !TYPE_BASE_CONVS_MAY_REQUIRE_CODE_P
+		        (TREE_TYPE (TREE_OPERAND (arg, 0)))))
+	      addr = build_address (arg);
  	  }

  	if (TREE_CODE (argtype) == POINTER_TYPE