[MPlayer-users] is WMV8 still broken with gcc 3.2?

Goetz Waschk waschk at informatik.uni-rostock.de
Fri Aug 23 10:37:01 CEST 2002


Am Freitag, 23. August 2002, 01:35:24 Uhr MET, schrieb Arpi:
> isn't it -fno-omit-leaf-frame-pointer just like
> -fno-omit-frame-pointer ???

Hi,

what makes you think this? -fomit-frame-pointer is a generic
optimization option, while -momit-leaf-frame-pointer is x86 and x86-64
specific. 

It's always good to take a look into the fine gcc manual:
`-fomit-frame-pointer'
     Don't keep the frame pointer in a register for functions that
     don't need one.  This avoids the instructions to save, set up and
     restore frame pointers; it also makes an extra register available
     in many functions.  *It also makes debugging impossible on some
     machines.*

`-momit-leaf-frame-pointer'
     Don't keep the frame pointer in a register for leaf functions.
     This avoids the instructions to save, set up and restore frame
     pointers and makes an extra register available in leaf functions.
     The option `-fomit-frame-pointer' removes the frame pointer for
     all functions which might make debugging harder.

OK, it really sounds similar.
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   Götz Waschk <> master of computer science  <> University of Rostock    
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