------- Additional Comments From Thomas dot Koenig at online dot de 2005-02-08
15:36 -------
(In reply to comment #34)
> Please, try the opposite: disable optimizations through -O1 -fno-[optnam] and
> see if you find out something.
Still the same four failures with
#! /bin/sh
for a in \
verbose-asm \
cprop-registers defer-pop \
guess-branch-probability if-conversion if-conversion2 \
loop-optimize \
loop-optimize2 merge-constants omit-frame-pointer \
split-ivs-in-unroller trapping-math \
tree-ccp tree-ch tree-copyrename tree-dce tree-dominator-opts \
tree-dse tree-fre tree-loop-im tree-loop-ivcanon \
tree-loop-optimize tree-lrs tree-sra tree-ter
do
echo $a
rm *.o
gfortran -c -g -O1 -fno-$a ../*.f \
&& gfortran -c -g -O0 ../dlasy2.f \
&& gfortran -g *.o -o xeigtstd \
&& xeigtstd < ded.in > $a.out
done
The separate compilation of dlasy2.f is to get around
the segfault in PR 18977.
Any important optimization options that I've missed?
Thomas
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=5900
