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Re: Better debugging support in Mach

From: Samuel Thibault
Subject: Re: Better debugging support in Mach
Date: Sun, 25 Mar 2012 12:33:06 +0200
User-agent: Mutt/1.5.21+34 (58baf7c9f32f) (2010-12-30)

Ludovic Courtès, le Sat 24 Mar 2012 22:24:38 +0100, a écrit :
> There might still be something wrong with the user-space stack trace
> though, but it could be due to something else:
>   $ addr2line -pfa -e 
> /nix/store/dsw2yh0sxidmijg2y3vjps1mqjvx6q5w-hurd-0-i586-pc-gnu/hurd/auth 
> 0x103ac23
>   0x0103ac23: ??
>   ??:0
> (The Hurd above is compiled with -O1.)

Is it compiled with -fno-omit-frame-pointer too?  -O enables omitting
frame pointers "where doing so does not interfere with debugging.", but
the mach debugger is probably very poor in that regard.


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