Re: [sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-31 Thread Erik Massop
Dear list, On Thu, 31 Oct 2013 14:19:29 + (UTC) Dima Pasechnik wrote: > On 2013-10-30, Erik Massop wrote: > > This seems to be the bug 'scanf %f doesn't parse "0e+0" correctly' in > > glibc [1]. > > is it really a bug? I am not sure. Normally one should > have used %g format to read in a f

[sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-31 Thread Dima Pasechnik
On 2013-10-30, Erik Massop wrote: > Dear list, > > > This seems to be the bug 'scanf %f doesn't parse "0e+0" correctly' in > glibc [1]. is it really a bug? I am not sure. Normally one should have used %g format to read in a float in its "natural" format. There mustn't be a '+' in a fixed-point no

Re: [sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-30 Thread Erik Massop
Dear list, This seems to be the bug 'scanf %f doesn't parse "0e+0" correctly' in glibc [1]. Regards, Erik Massop [1] https://sourceware.org/bugzilla/show_bug.cgi?id=15917 On Wed, 30 Oct 2013 13:48:38 +0100 Erik Massop wrote: > Dear list, > > On Wed, 30 Oct 2013 03:45:55 -0700 (PDT) > Vo

Re: [sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-30 Thread Erik Massop
Dear list, On Wed, 30 Oct 2013 03:45:55 -0700 (PDT) Volker Braun wrote: > I still don't understand why -WALL makes the error go away. Presumably > there is some compiler warning that gets erroneously parsed in ATLAS' > tuning system. As long as nobody who can reproduce this debugs it further,

[sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-30 Thread Volker Braun
I still don't understand why -WALL makes the error go away. Presumably there is some compiler warning that gets erroneously parsed in ATLAS' tuning system. As long as nobody who can reproduce this debugs it further, it will never get fixed upstream. On Tuesday, October 29, 2013 10:37:53 PM U

[sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-29 Thread fechnedu
On Tuesday, October 29, 2013 10:53:57 AM UTC+1, arojas wrote: > This is > http://sourceforge.net/p/math-atlas/discussion/75123/thread/dc45bb67/ > See the PKGBUILD in > https://aur.archlinux.org/packages/sage-mathematics-devel/ for a > workaround > Thanks for pointing this out. With the patch

[sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-29 Thread arojas
Can somebody run > > sage -f -s atlas > > the interrupt after the configure step > > cd to the ATLAS-build/tune/sysinfo directory > > rm -f xsma > make xsma outf='/tmp/xsma.out' flags='-m 1000' > > and post the output? > > Here's mine: > cat xsma.out 4225.36 4000.00 4411.76 -- You received

Re: [sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-29 Thread Erik Massop
Dear list, Let's hope this doesn't cross other messages like my previous post. On Tue, 29 Oct 2013 03:33:53 -0700 (PDT) Volker Braun wrote: > The aur patch might avoid the problem but doesn't make any attempt to > diagnose the actual problem. > > Can somebody run > > sage -f -s atlas > >

[sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-29 Thread Volker Braun
The aur patch might avoid the problem but doesn't make any attempt to diagnose the actual problem. Can somebody run sage -f -s atlas the interrupt after the configure step cd to the ATLAS-build/tune/sysinfo directory rm -f xsma make xsma outf='/tmp/xsma.out' flags='-m 1000' and post the ou

[sage-devel] Re: ATLAS build fails on Core i7-3770

2013-10-29 Thread arojas
El lunes, 28 de octubre de 2013 23:37:04 UTC+1, fech...@gmail.com escribió: > Hi, > > I'm trying to build Sage 5.12 on my new box which has an > Intel Core i7-3770 (Ivy Bridge) and runs Arch Linux. But the build > of ATLAS always fails early with the same error. > > You can find the log file here