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From: "redi at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/43660] range of random-number generator seems wrong/confusing
Date: Tue, 06 Apr 2010 10:41:00 -0000	[thread overview]
Message-ID: <20100406104051.6510.qmail@sourceware.org> (raw)
In-Reply-To: <bug-43660-5724@http.gcc.gnu.org/bugzilla/>



------- Comment #2 from redi at gcc dot gnu dot org  2010-04-06 10:40 -------
(In reply to comment #0)
> [Note that the same issue exists with other ways of invoking using the
> generator (e.g., a std::uniform_real_distribution<float> with bounds of
> 0 and 1 will indeed return 1); but it's less clear its a bug in those
> cases (although, for instance, boost's random implementation never
> seems to return the upper bound).]

Again, referring to the latest draft:
"A uniform_real_distribution random number distribution produces random numbers
x, a <= x < b"

So that does appear to be a bug


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43660


  parent reply	other threads:[~2010-04-06 10:41 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-06  1:56 [Bug libstdc++/43660] New: " debian-gcc at lists dot debian dot org
2010-04-06 10:38 ` [Bug libstdc++/43660] " redi at gcc dot gnu dot org
2010-04-06 10:41 ` redi at gcc dot gnu dot org [this message]
2010-04-06 10:54 ` redi at gcc dot gnu dot org
2010-04-06 11:00 ` paolo dot carlini at oracle dot com
     [not found] <bug-43660-4@http.gcc.gnu.org/bugzilla/>
2015-03-09 12:41 ` redi at gcc dot gnu.org

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