This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH] Don't warn for missing prototypes on inline fns (PR c/54113)
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Marek Polacek <polacek at redhat dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 4 Dec 2013 18:22:28 +0000
- Subject: Re: [PATCH] Don't warn for missing prototypes on inline fns (PR c/54113)
- Authentication-results: sourceware.org; auth=none
- References: <20131204174709 dot GH32420 at redhat dot com>
On Wed, 4 Dec 2013, Marek Polacek wrote:
> In C99, one way how to deal with inline functions is to put definition
> of the function into header:
> inline void foo (void) { /* ... */ }
> and put the declaration into exactly one .c file, with extern keyword
> (it can also have inline keyword):
> extern void foo (void);
> But in this case, we shouldn't issue the "missing prototype" warning.
> So the following should suppress that warning in C99 mode, when
> -fgnu89-inline is not in effect. (But the function could still have
> the gnu_inline attribute, so it might be better to disable that
> warning for all inline functions?)
>
> Regtested/bootstrapped on x86_64-unknown-linux-gnu. Ok for trunk?
OK.
--
Joseph S. Myers
joseph@codesourcery.com