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Re: Trouble with -pedantic and #include<cmath>, GCC or GLIBC bug?
- From: Tolga Dalman <ates100 at web dot de>
- To: Volker Reichelt <reichelt at igpm dot rwth-aachen dot de>
- Cc: gcc at gcc dot gnu dot org, bug-glibc at gnu dot org
- Date: Tue, 12 Aug 2003 17:47:36 +0200
- Subject: Re: Trouble with -pedantic and #include<cmath>, GCC or GLIBC bug?
- References: <200308121532.h7CFWBaX023708@relay.rwth-aachen.de>
hi,
On Tue, 12 Aug 2003 17:32:24 +0200 (CEST) Volker Reichelt
<reichelt@igpm.rwth-aachen.de> wrote:
> This is due to line 385 in GLIBC's mathinline.h:
>
> return __temp + __value ?: __x
>
> I'm using glibc 2.2.5, but the line is still present in glibc 2.3.2.
>
> Since omitting the middle term of a ?: expression is a gcc extension, it's
> a GCC bug. But since the ISO standard forbids it, it's a GLIBC bug. :-(
apparantly, this has been fixed already:
bits/mathinline.h: 383:
...
__temp -= 1.0; \
__temp += __value; \
return __temp ? __temp : __x
...
i'm using gentoo linux / glibc 2.3.2
> Should this be addressed (i.e. fixed) in GCC or in GLIBC?
i believe, this is a glibc issue.
brg,
Tolga Dalman