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Newsgroups: | comp.os.msdos.djgpp |
From: | cmatraki AT eleceng DOT ucl DOT ac DOT uk (Chris Matrakidis) |
Subject: | Re: Interrupts+emulation considered harmful |
Sender: | news AT ucl DOT ac DOT uk (Usenet News System) |
Message-ID: | <1996Nov13.182920.41305@ucl.ac.uk> |
Date: | Wed, 13 Nov 1996 18:29:20 GMT |
References: | <3285e9f2 DOT 28357936 AT news DOT netvision DOT net DOT il> |
Organization: | University College London |
Lines: | 10 |
To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Ronen Friedman <ronen AT friendly DOT co DOT il> wrote: >FYI - seems floating point emulation and hardware interrupts do not >mix very well. I may be wrong, but the following details seem convincing: > Are you linking your program with libm? There is a bug in functions ceil() and floor() whare some values are stored under the stack pointer, and they are overwritten by a hardware int (I think by the jump_buf).
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