https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #11 from Richard Biener ---
Internally we might want to introduce
HONOR_FPE_{DIVBYZERO,INEXACT,INVALID,OVERFLOW,UNDERFLOW} so transforms can
be appropriately annotated. There might be a difference between preserving
and not introduci
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #10 from Richard Biener ---
(In reply to Eric Botcazou from comment #7)
> > I suppose that argues for a tighter coupling of -fnon-call-exceptions
> > and -ftrapping-math and in particular not enabling -ftrapping-math
> > by default (u
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #9 from rguenther at suse dot de ---
On Tue, 21 Sep 2021, joseph at codesourcery dot com wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
>
> --- Comment #8 from joseph at codesourcery dot com dot com> ---
> On Tue, 21 S
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #8 from joseph at codesourcery dot com ---
On Tue, 21 Sep 2021, rguenther at suse dot de via Gcc-bugs wrote:
> Yes, as said in other contexts GCC happily _removes_ traps if trapping
> is the only side-effect. _Unless_ you also have
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
Eric Botcazou changed:
What|Removed |Added
Last reconfirmed||2021-09-21
Status|UNCONFIRME
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #6 from rguenther at suse dot de ---
On Tue, 21 Sep 2021, gabravier at gmail dot com wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
>
> Gabriel Ravier changed:
>
>What|Removed |Adde
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
Gabriel Ravier changed:
What|Removed |Added
CC||gabravier at gmail dot com
--- Comment
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #4 from joseph at codesourcery dot com ---
On Mon, 24 Jun 2019, rguenth at gcc dot gnu.org wrote:
> so I guess it differs from -frounding-math also in a way that it doesn't
> guard FENV access of the exception state (I'd say that is
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
Richard Biener changed:
What|Removed |Added
CC||rguenth at gcc dot gnu.org
--- Comment
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #2 from Marc Glisse 2012-08-07 13:13:46
UTC ---
Don't you need to tell the compiler (with the FENV_ACCESS pragma) that you are
going to look at flags, just like you tell it that you are going to use
non-default rounding modes?
"In ge
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54192
--- Comment #1 from Richard Guenther 2012-08-07
12:50:16 UTC ---
The current reasoning is that the C standard allows the implementation to
say that only round-to-nearest is supported but not that the trapping parts
of IEEE are not honored. The d
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