On Tue, May 9, 2023 at 12:07 PM Jakub Jelinek via Gcc <gcc@gcc.gnu.org> wrote:
> On Tue, May 09, 2023 at 05:16:19PM +0200, Richard Biener via Gcc wrote: > > > > > > > Am 09.05.2023 um 14:16 schrieb Florian Weimer via Gcc <gcc@gcc.gnu.org > >: > > > > > > TL;DR: This message is about turning implicit-int, > > > implicit-function-declaration, and possibly int-conversion into errors > > > for GCC 14. > > > > I suppose the goal is to not need to rely on altering CFLAGS but change > the default behavior with still being able to undo this using -Wno-error= > or -Wno-? > > Can't people just compile C89/K&R code with -std=c89/-std=gnu89 and not get > these errors that way? > As Florian mentioned: "Presently, we cannot use -std=gnu89 etc. to opt out because there are packages which require both C89-only language features and C99-style inlining, which is currently not a combination supported by GCC (but maybe that could be changed). " David
