https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91338
--- Comment #2 from Marek Polacek ---
Author: mpolacek
Date: Mon Aug 5 19:01:15 2019
New Revision: 274121
URL: https://gcc.gnu.org/viewcvs?rev=274121&root=gcc&view=rev
Log:
PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
* c-opts.c (c_common_post_options): Enable -Wcomma-subscript by
default for C++2a, unless -Wno-deprecated.
* c.opt (Wcomma-subscript): New warning.
* parser.c (cp_parser_postfix_open_square_expression): Warn about uses
of a comma operator within a subscripting expression.
(cp_parser_skip_to_closing_square_bracket_1): New function, made out
of...
(cp_parser_skip_to_closing_square_bracket): ...this.
* doc/invoke.texi: Document -Wcomma-subscript.
* g++.dg/cpp2a/comma1.C: New test.
* g++.dg/cpp2a/comma2.C: New test.
* g++.dg/cpp2a/comma3.C: New test.
* g++.dg/cpp2a/comma4.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/cpp2a/comma1.C
trunk/gcc/testsuite/g++.dg/cpp2a/comma2.C
trunk/gcc/testsuite/g++.dg/cpp2a/comma3.C
trunk/gcc/testsuite/g++.dg/cpp2a/comma4.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-family/ChangeLog
trunk/gcc/c-family/c-opts.c
trunk/gcc/c-family/c.opt
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/parser.c
trunk/gcc/doc/invoke.texi
trunk/gcc/testsuite/ChangeLog
