Path: csiph.com!weretis.net!feeder6.news.weretis.net!news.misty.com!news.iecc.com!.POSTED.news.iecc.com!nerds-end From: Hans-Peter Diettrich Newsgroups: comp.compilers Subject: Re: What is the meaning of an expression? Date: Sat, 15 Jan 2022 00:28:03 +0100 Organization: Compilers Central Lines: 30 Sender: news@iecc.com Approved: comp.compilers@iecc.com Message-ID: <22-01-055@comp.compilers> References: <22-01-052@comp.compilers> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: gal.iecc.com; posting-host="news.iecc.com:2001:470:1f07:1126:0:676f:7373:6970"; logging-data="86768"; mail-complaints-to="abuse@iecc.com" Keywords: semantics Posted-Date: 14 Jan 2022 18:51:14 EST X-submission-address: compilers@iecc.com X-moderator-address: compilers-request@iecc.com X-FAQ-and-archives: http://compilers.iecc.com In-Reply-To: <22-01-052@comp.compilers> Xref: csiph.com comp.compilers:2831 On 1/14/22 1:15 PM, Roger L Costello wrote: > In some book I read this statement: > > The meaning of an expression is > the value of the expression. Perhaps in contrast to the meaning of a loop in code? > Today while reading the Bison manual, I noticed in it a sentence that said: > > ... the meaning of a variable ... It may mean a state of the program? You know what I mean: Expression: I want that evaluated! Loop: I want that executed repeatedly! Variable: I want that value rememberd! #error: I want the compilation aborted! > [I think the meaning here is not to believe everything you read. -John] :-) DoDi