Messages in this thread | | | Date | Mon, 20 Oct 2014 02:10:31 +0300 | From | "Kirill A. Shutemov" <> | Subject | Re: [PATCH] kernel: use the gnu89 standard explicitly |
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On Sun, Oct 19, 2014 at 04:05:25PM -0700, Linus Torvalds wrote: > On Sun, Oct 19, 2014 at 2:03 PM, Aaro Koskinen <aaro.koskinen@iki.fi> wrote: > > > > Here's one example how it fails: http://marc.info/?l=gcc&m=141349914632010&w=2 > > Ok, that just looks like a gnu11 bug, then. Not being able to > initialize structures because some sub-structure has a volatile member > is just pure BS. > > Has anybody reported this as a gcc bug? That email may be on the gcc > list, but I'm not seeing anybody acknowledge it as a bug.. > > I cannot imagine that anybody sane claims that this is *wanted* > behavior from "gnu11".
IIUC, it's nothing to do with volatile. C11 and above reads
(rwlock_t) { .raw_lock = { 0 }, }
as compound literal (which is not constant) rather than constant initalizer plus a cast.
-- Kirill A. Shutemov
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