r261971 - in /trunk/gcc/cp: ChangeLog constexpr...

Fri Jun 22 21:57:00 GMT 2018

Author: jason
Date: Fri Jun 22 21:57:01 2018
New Revision: 261971

URL: https://gcc.gnu.org/viewcvs?rev=261971&root=gcc&view=rev
Log:
	Avoid taking the address of something just because it's in parens.

	* constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
	(cxx_fold_indirect_ref): Use it.
	(cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
	* cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
	* semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
	static_cast to reference type.
	(maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.

Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/semantics.c