Newsgroups: comp.lang.c
Path: utzoo!henry
From: henry@utzoo.uucp (Henry Spencer)
Subject: Re: checking for overflow in C
Message-ID: <1989May12.154417.21344@utzoo.uucp>
Organization: U of Toronto Zoology
References: <13367@dartvax.Dartmouth.EDU> <1989May6.224226.22085@utzoo.uucp> <1989May9.183140.1770@utzoo.uucp> <8172@june.cs.washington.edu> <1079@atanasoff.cs.iastate.edu>
Date: Fri, 12 May 89 15:44:17 GMT

In article <1079@atanasoff.cs.iastate.edu> hascall@atanasoff.cs.iastate.edu (John Hascall) writes:
>     If this overflow business is important to you (and it certainly is
>     for some)...  Why not use SIGFPE?  This works (is documented to work,
>     I've never had occasion to try it) under BSD on the VAX, perhaps
>     it works on your machine as well.  Did ANSI have anything to say
>     on this topic?

SIGFPE and friends unfortunately are *very* machine-specific, because you
get signals only when the hardware feels like supplying them.
-- 
Mars in 1980s:  USSR, 2 tries, |     Henry Spencer at U of Toronto Zoology
2 failures; USA, 0 tries.      | uunet!attcan!utzoo!henry henry@zoo.toronto.edu
