Optimisation prevents overflow?

[Daniel Franke]

On Thursday 19 July 2007 23:23:43 Davide Mancusi wrote:

> ...and yes, -ffloat-store fixes it. What does it do? I could not find
> documentation about it.

Options not documented by gfortran are (usually) common options and thus 
documented by gcc. Sometimes we just forget to document them, but not in this 
case. See:

http://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html#index-ffloat_002dstore-589
http://gcc.gnu.org/onlinedocs/gcc/Disappointments.html#index-ffloat_002dstore-2709

Regards
	Daniel