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| From: | Hans-Bernhard Broeker <broeker AT physik DOT rwth-aachen DOT de> |
| Newsgroups: | comp.os.msdos.djgpp |
| Subject: | Re: Bug in gcc or in my install ? |
| Date: | 8 May 2001 13:13:53 GMT |
| Organization: | Aachen University of Technology (RWTH) |
| Lines: | 18 |
| Message-ID: | <9d8reh$pes$1@nets3.rz.RWTH-Aachen.DE> |
| References: | <20010508123935 DOT 685 DOT qmail AT web6304 DOT mail DOT yahoo DOT com> |
| NNTP-Posting-Host: | acp3bf.physik.rwth-aachen.de |
| X-Trace: | nets3.rz.RWTH-Aachen.DE 989327633 26076 137.226.32.75 (8 May 2001 13:13:53 GMT) |
| X-Complaints-To: | abuse AT rwth-aachen DOT de |
| NNTP-Posting-Date: | 8 May 2001 13:13:53 GMT |
| Originator: | broeker@ |
| To: | djgpp AT delorie DOT com |
| DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
| Reply-To: | djgpp AT delorie DOT com |
Florent Georges <darkman_spam AT yahoo DOT fr> wrote: > In a first time, I prefer to think that it's a bug in my install, > instead in gcc, but it's quite strange. Neither of these. It's a usage error. The function you're using, nextafterf(), is not in the ANSI standardized subset of library functions, and thus its declaration is turned invisible in gcc -ansi mode. Adding -O2 -Wall flags to your compile line would have given you a hint in that direction, warning about an "implicit declaration of function `nextafterf'". I.e.: this program of yours cannot be compiled by a strict ANSI C compiler like 'gcc -ansi'. -- Hans-Bernhard Broeker (broeker AT physik DOT rwth-aachen DOT de) Even if all the snow were burnt, ashes would remain.
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