ptrtype = build_pointer_type (restype);
+ if (TREE_CODE (exp) == VAR_DECL)
+ {
+ /* We are making an ADDR_EXPR of ptrtype. This is a valid
+ ADDR_EXPR because it's the best way of representing what
+ happens in C when we take the address of an array and place
+ it in a pointer to the element type. */
+ adr = build1 (ADDR_EXPR, ptrtype, exp);
+ if (!c_mark_addressable (exp))
+ return error_mark_node;
+ TREE_SIDE_EFFECTS (adr) = 0; /* Default would be, same as EXP. */
+ return adr;
+ }
/* This way is better for a COMPONENT_REF since it can
simplify the offset for a component. */
- adr = build_unary_op (ADDR_EXPR, build_array_ref (exp, integer_zero_node), 1);
+ adr = build_unary_op (ADDR_EXPR, exp, 1);
return convert (ptrtype, adr);
}
return exp;
return TREE_OPERAND (arg, 0);
}
- /* For &x[y], just return &x[y] */
+ /* For &x[y], return x+y */
if (TREE_CODE (arg) == ARRAY_REF)
{
if (!c_mark_addressable (TREE_OPERAND (arg, 0)))
return error_mark_node;
- return build1 (ADDR_EXPR, build_pointer_type (TREE_TYPE (arg)), arg);
+ return build_binary_op (PLUS_EXPR, TREE_OPERAND (arg, 0),
+ TREE_OPERAND (arg, 1), 1);
}
/* Anything not already handled and not a true memory reference