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From: greyham@research.canon.com.au (Graham Stoney)
To: linuxppc-embedded@lists.linuxppc.org (LinuxPPC Embedded Mailing List)
Subject: Journeyman configure/build options for gcc & glibc?
Date: Tue, 15 Aug 2000 17:37:50 +1000 (EST)	[thread overview]
Message-ID: <20000815073750.58C33274@elph.research.canon.com.au> (raw)


I thought I had the whole soft-float thing on 8xx worked out long ago, until I
upgraded our root filesystem to the one from MontaVista's Journeyman kit, and
found that my glibc-2.1.3.so (which my binaries work when linked against)
doesn't work in place of the Journeyman glibc-2.1.2.so.  It's the usual
symptom: A simple floating-point printf gives the wrong answer.

So, my question: what configure options were used to build the gcc-2.95.2 &
glibc-2.1.2 in Journeyman?  In particular:

- Did the gcc configure include "-with-cpu=860" (or one of the other cpus's
  to make -msoft-float the default).

- Has the gcc specs file been hacked to pass -D_SOFT_FLOAT in the absence of
  -mhard-float (note that -mcpu=860 won't do this by default in gcc-2.95.2)

- Was CFLAGS set to include -msoft-float before building glibc?

- Any other suggestions :-(

Thanks!
Graham
--
Graham Stoney
Principal Hardware/Software Engineer
Canon Information Systems Research Australia
Ph: +61 2 9805 2909  Fax: +61 2 9805 2929

** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

             reply	other threads:[~2000-08-15  7:37 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-08-15  7:37 Graham Stoney [this message]
2000-08-15 15:09 ` Journeyman configure/build options for gcc & glibc? Dan Malek
2000-08-16 18:44 ` Joe Green
2000-08-17  3:16   ` Graham Stoney
2000-08-17 15:02     ` Joe Green
  -- strict thread matches above, loose matches on Subject: below --
2000-08-15 20:22 Ellie Abdollahi
2000-08-15 20:58 ` Dan Malek

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