On Mon, Oct 04, 2010 at 11:54:19PM +0200, Sylvestre Ledru wrote: > > Dear Sylvestre, > > > > Given that the gcc upstream has said that it is infeasible to fix this > > bug in gcc-4.4, and that gcc-4.3 is going to be part of squeeze (it is > > used to build the kernel), I was wondering what you felt about > > going back to building blas with -O3 and gcc-4.3. Do you feel strongly > > against this, or are you open to this consideration? > I am open. However, I am not planning to implement your suggestion > because other might felt into this bug ;) > > I would like to do something like: > if GCCversion == 4.3 && arch=*amd64 > CFLAGS=-O2 > else > CFLAGS=-O3 > endif > > However, I don't know if there is a clean way to detect the gcc > version ?!
How about this:
gfortran -v 2>&1|awk '/gcc version/ { print $3 }'
Again, this is ugly; this problem is a rather sad one, so no solution
seems good. :-(
Kumar
--
Hesitating to act because the whole vision might not be achieved, or
because others do not yet share it, is an attitude that only hinders
progress.
-- Mahatma Gandhi
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