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echo: os2prog
to: All
from: Thomas Seeling
date: 1997-01-19 12:47:42
subject: Re: Floating point feature with optimization

* Crossposted in OS2PROG
* Crossposted in OS2.PROG.GER
* Crossposted in OS2NET.PROGRAMMIERUNG.GER

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* Forwarded von Thomas Seeling (2:244/1130.42)
* Area : emx
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From: Eberhard Mattes 


> This behaviour can be suppressed by either not using optimization at
> all, or compiling with the -ffloat-store option.

Unfortunately, -ffloat-store doesn't solve this problem in all cases.

> I don't know how well-known this phenomenon is

It's well known.  If you complain to bug-gcc, they'll tell you that:

1. doing it right would make the code _extremly_ slow
2. they need a volunteer

Eberhard Mattes 
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