Article View: comp.sys.ibm.pc.programmer
Article #964Re: (fairly minor) non-bug in Microsoft C6.0
From: Russ Poffenberger
Date: Thu, 12 Jul 1990 15:53
Date: Thu, 12 Jul 1990 15:53
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1805 bytes
In article <1990Jul11.175340.12779@granite.cr.bull.com> buck@granite.cr.bull.com (Kenneth J. Buck) writes:
>In article <1829@ns-mx.uiowa.edu> cmdglv@vaxa.weeg.uiowa.edu writes:
>> Here's a fun little bug that I just discovered in Microsoft C V6.0.
>> printf("Question marks: '??'");
>> I get the following output:
> Question marks: '^
>
>Aaahh! but not a bug, I'm afraid...
>Note on page 424 of TFM (MSC Advanced Programming Techniques manual),
>in the section B.1.7 titled Trigraphs, it is mentioned that the character
>sequence ??' translates into the circumflex character. This is included
>in the ANSI standard for Trigraph sequences. Sorry, but you'll have to
>change your program.
>
>Note: one way to do this is to use the string concatenation feature, as in:
> printf ("Question marks: '?" "?'");
The more approved way in 'C' is to use the '\' escape character to force the
character you want. ie
printf ("Question marks: '\?\?'");
Russ Poffenberger DOMAIN: poffen@sj.ate.slb.com
Schlumberger Technologies UUCP: {uunet,decwrl,amdahl}!sjsca4!poffen
1601 Technology Drive CIS: 72401,276
San Jose, Ca. 95110 (408)437-5254
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!mailrus!cs.utexas.edu!ut-emx!linus!sjsca4!poffen From: poffen@sj.ate.slb.com (Russ Poffenberger) Newsgroups: comp.sys.ibm.pc.programmer Subject: Re: (fairly minor) non-bug in Microsoft C6.0 Keywords: Microsoft C V6, bug Message-ID: <1990Jul12.155336.20993@sj.ate.slb.com> Date: 12 Jul 90 15:53:36 GMT References: <1829@ns-mx.uiowa.edu> <1990Jul11.175340.12779@granite.cr.bull.com> Reply-To: poffen@sj.ate.slb.com (Russ Poffenberger) Organization: Schlumberger Technologies, San Jose, CA. Lines: 28