From -2085321781523762892 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f78e5,13ce76b24fcf616c X-Google-Attributes: gidf78e5,public From: Pieter van Beek Subject: Re: Operator precedence Date: 1999/12/29 Message-ID: <386926F0.7AA1C2AA@kobasoft.nl>#1/1 X-Deja-AN: 565937920 X-NNTP-Posting-Host: node1527a.a2000.nl Content-Transfer-Encoding: 7bit Approved: stephen.clamage@sun.com (comp.std.c++) References: <3868B1A1.D47627B4@kobasoft.nl> <3868DE6D.5C90C109@sensor.com> To: Ron Natalie X-Accept-Language: en Content-Type: text/plain; charset=us-ascii X-Complaints-To: abuse@a2000.nl X-Trace: weber.a2000.nl 946415085 2299 24.132.82.122 (28 Dec 1999 21:04:45 GMT) Organization: Kobayashi Software Mime-Version: 1.0 NNTP-Posting-Date: 28 Dec 1999 21:04:45 GMT Newsgroups: comp.std.c++ Originator: clamage@taumet Ron Natalie wrote: > Pieter van Beek wrote: > > > > Hi all, > > > > There seems to be no operator precedence table in de ansi C++ standard. > > I always used the one from Stroustrup, and only found out yesterday this > > topic is not covered by the standard. > > > > AIMS? > > > > Precedence is not defined by that table, even in C, it is implied by > the language grammar. The inclusion of the table in K&R and Stroustrup > is purely informational. Note the comment from Stroustrup at the bottom > of page 121: > A few grammar rules cannot be expressed in terms of precedence > (also known as binding strength) and associativity. > > This has lead to some confusion with the ?: operator interpretation. If this is so, then how know, from the standard, how for example *array_of_arrays[3] will be interpreted? Or *foo->bar() ? Pieter -- KOBAYASHI SOFTWARE Tel. +31 20 4165015 Rich text (HTML) e-mail is preferred PGP Key ID: 0x823C9CEC Fingerprint: CE4E E2D5 C18C 45AD 2DBD 08E5 BACA 342F 823C 9CEC [ comp.std.c++ is moderated. To submit articles, try just posting with ] [ your news-reader. If that fails, use mailto:std-c++@ncar.ucar.edu ] [ --- Please see the FAQ before posting. --- ] [ FAQ: http://reality.sgi.com/austern_mti/std-c++/faq.html ]