Re: [perl #77432] assertion failure with POSIX::SigAction

On Tue, Aug 31, 2010 at 12:41:29AM +1000, Tony Cook wrote:
> On Tue, Aug 24, 2010 at 10:32:18PM -0700, Niko Tyni wrote:
> > Originally triggered by the CPAN forks module:
> > 
> > ./perl -Ilib -MPOSIX -e '*SIG={}; sigaction(1, POSIX::SigAction->new)'
> > perl: mg.c:98: S_save_magic: Assertion `((sv)->sv_flags & (0x00200000|0x00400000|0x00800000))' failed.
> > zsh: abort (core dumped)  ./perl -Ilib -MPOSIX -e '*SIG={}; sigaction(1, POSIX::SigAction->new)'
> > 
> > Seen at least on 5.10.1 and blead.
> 
> Fixed in 17cffb3718693d45499c002f0f50df9196858f28.

I believe that this bug is a duplicate of 75150

Whilst this fixes the immediate symptoms of an assertion failure, I'm not
convinced that it actually fixes the underlying bugginess, which is caused
by the core not handling this sanely:

   *SIG={}

Nicholas Clark

• [perl #77432] assertion failure with POSIX::SigAction by Niko Tyni
• Re: [perl #77432] assertion failure with POSIX::SigAction by Tony Cook
• Re: [perl #77432] assertion failure with POSIX::SigAction by Nicholas Clark
• Re: [perl #77432] assertion failure with POSIX::SigAction by Tony Cook