2005-08-22  James E Wilson  <wilson@specifix.com>

	PR tree-optimization/23426
	* decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE for
	array size check.

Index: decl.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/cp/decl.c,v
retrieving revision 1.1418
diff -p -p -r1.1418 decl.c
*** decl.c	15 Aug 2005 20:38:14 -0000	1.1418
--- decl.c	17 Aug 2005 22:43:08 -0000
*************** grokdeclarator (const cp_declarator *dec
*** 7556,7563 ****
  
    if (TREE_CODE (type) == ARRAY_TYPE
        && COMPLETE_TYPE_P (type)
!       && TREE_CODE (TYPE_SIZE (type)) == INTEGER_CST
!       && TREE_OVERFLOW (TYPE_SIZE (type)))
      {
        error ("size of array %qs is too large", name);
        /* If we proceed with the array type as it is, we'll eventually
--- 7556,7563 ----
  
    if (TREE_CODE (type) == ARRAY_TYPE
        && COMPLETE_TYPE_P (type)
!       && TREE_CODE (TYPE_SIZE_UNIT (type)) == INTEGER_CST
!       && TREE_OVERFLOW (TYPE_SIZE_UNIT (type)))
      {
        error ("size of array %qs is too large", name);
        /* If we proceed with the array type as it is, we'll eventually