Sat Oct 20 15:45:16 2012: Request 80248 was acted upon.
Transaction: Correspondence added by BULKDD
Queue: Win32-API
Subject: v0.72 crashes during tests on 32bit strawberry perl 5.16.1
Broken in: 0.72
Severity: (no value)
Owner: BULKDD
Requestors: k...@cpan.org
Status: open
Ticket <URL: https://rt.cpan.org/Ticket/Display.html?id=80248 >
On Sat Oct 20 13:20:59 2012, BULKDD wrote:
> On Sat Oct 20 13:12:42 2012, BULKDD wrote:
> > On Sat Oct 20 03:54:55 2012, k...@volny.cz wrote:
> > > Unfortunately 32bit strawberry 5.16.1 still crashing
> > >
> > > --
> > > kmx
> > I decided to download 32 bit S perl 5.16.1 and so far, I think it is an
> > asm problem with the cdecl stack fixer/adder in call_i686.h. Variable
> > "words_pushed" was zero at the end of the Call_asm. I am still
> researching.
>
> Bug identified, 32 bit Strawberry Perl 5.12 was using ebp parameter
> addressing, 32 bit Strawberry Perl 5.16 is using esp parameter
> addressing, since esp was moved around by "push"ing onto the stack, esp
> addressing can not be used to fetch words_pushed to restore esp back to
> its original position. keywords "frame pointer omission". Not sure how
> to fix this yet since my knowledge of GCC is poor.
A fix was implemented, the fix only works on GCC 4.4 or newer, so S Perl
5.16 is covered. The fix is not publically posted yet.
