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Re: Ponie hangs on debugger startup

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From:
Nicholas Clark
Date:
July 25, 2005 07:40
Subject:
Re: Ponie hangs on debugger startup
Message ID:
20050725144015.GM15833@plum.flirble.org
On Sat, Jul 23, 2005 at 11:37:07PM -0700, Michael G Schwern wrote:
> Ponie v4 hangs on debugger startup.
> 
> $ ponie -dwle 1
> 
> Loading DB routines from perl5db.pl version 1.28
> Editor support available.
> 
> Enter h or `h h' for help, or `man perldebug' for more help.
> 
> main::(-e:1):   1
> ...hang...
> 
> It does not respond to sigint.  I have to suspend and kill.

I don't know why this is happening, but somehow it ends up calling

Perl_sv_undef_flags with this:

SV = PV(0x86c83f0) at 0xf795a987 [Perl5PV]
  REFCNT = 1
  FLAGS = (ROK)
  RV = 0x0

which I *think* is illegal. (ROK on, but SvRV being NULL)

I've not worked out why this is happening yet.

Nicholas Clark

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