RFA: Adding a location_t (or pointer) to tree_exp for 3.4 only.

[Richard Henderson]

On Sat, Sep 27, 2003 at 02:49:20PM +0200, Carlo Wood wrote:
> But tree-ssa (3.5) even adds a location_t to tree_common!

Not anymore.

> A suggestion was to use expr wfl, but that is impractical:
> there are too many places where an expressions type is directly
> compared with CALL_EXPR (if (TREE_CODE (call) != CALL_EXPR)) -
> all of those places would have to be changed to also check for
> a EXPR_WITH_FILE_LOCATION that wraps a CALL_EXPR and then
> unwrap the call expr in order to subsequentially be able to
> process it.

What leads you to believe that this is true?  Why would not the
WFL expr just go through expand_expr, and thence to expand_call?


r~