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Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1
From: |
Nick Roberts |
Subject: |
Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1 |
Date: |
Wed, 26 Jul 2006 09:33:10 +1200 |
> > What happens if you start Emacs as a graphical application and
> > evaluate
> > (sqrt 527076) in the scratch buffer?
>
> pete 317 /\ ./emacs -Q --debug-init
> Fatal error (4)Illegal instruction
>
> Between these two lines I let the X client compute the square root --
> after some seconds it crashed!
So calculating sqrt is the cause and not the symptom.
> The GCC docs say about -mpowerpc-gpopt:
>
> The -mpowerpc option allows GCC to generate instructions that are
> found only in the 32-bit subset of the PowerPC architecture.
> Specifying -mpowerpc-gpopt implies -mpowerpc and also allows GCC to
> use the optional PowerPC architecture instructions in the General
> Purpose group, including floating-point square root. Specifying -
> mpowerpc-gfxopt implies -mpowerpc and also allows GCC to use the
> optional PowerPC architecture instructions in the Graphics group,
> including floating-point select.
My guess would be that your processor doesn't support -mpowerpc-gpopt
>...
> Since leaving away -mpowerpc-gpopt leads to an executable that runs
> without windows it must be either a bug in the (Apple) compiler or in
> my hardware, isn't it? (Configuring with the Fink supplied tools gcc
> 4.1.0, autoconf 2.60, automake 1.9 does not seem to work.)
I don't think -mpowerpc-gpopt should be needed for a graphical build
but perhaps someone more familiar with Apple computers can comment.
--
Nick http://www.inet.net.nz/~nickrob
- Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Peter Dyballa, 2006/07/23
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Richard Stallman, 2006/07/24
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Peter Dyballa, 2006/07/24
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Richard Stallman, 2006/07/24
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Peter Dyballa, 2006/07/25
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Nick Roberts, 2006/07/25
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Peter Dyballa, 2006/07/25
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1,
Nick Roberts <=
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, YAMAMOTO Mitsuharu, 2006/07/25
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Richard Stallman, 2006/07/26
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Peter Dyballa, 2006/07/26
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Richard Stallman, 2006/07/27
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Peter Dyballa, 2006/07/27
- Re: Crash when launched -nw on Mac OS X, compiled with gcc 4.0.1, Richard Stallman, 2006/07/25