Message 103969 - Python tracker

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In-reply-to
Author	vstinner
Recipients	dmalcolm, ncoghlan, vstinner
Date	2010年04月22日.13:57:28
SpamBayes Score	3.6536647e-08
Marked as misclassified	No
Message-id	<1271944650.67.0.655493407914.issue8482@psf.upfronthosting.co.za>

Content
> the issue is that on 64-bit gcc builds with enough optimization, > the argument "PyFrameObject *f" is passed as a register, > and that gets clobbered at various locations within the > implementation of PyEval_EvalFrameEx. test_gdb fails (Unable to read information on python frame) on my i386 computer (32 bits) with -O1 (but it doesn't with -O0). I'm using Debian Sid: gcc 4.4.3 and gdb 7.1.

Content

> the issue is that on 64-bit gcc builds with enough optimization, 
> the argument "PyFrameObject *f" is passed as a register, 
> and that gets clobbered at various locations within the
> implementation of PyEval_EvalFrameEx.
test_gdb fails (Unable to read information on python frame) on my i386 computer (32 bits) with -O1 (but it doesn't with -O0). I'm using Debian Sid: gcc 4.4.3 and gdb 7.1.

History
Date	User	Action	Args
2010年04月22日 13:57:30	vstinner	set	recipients: + vstinner, ncoghlan, dmalcolm
2010年04月22日 13:57:30	vstinner	set	messageid: <1271944650.67.0.655493407914.issue8482@psf.upfronthosting.co.za>
2010年04月22日 13:57:29	vstinner	link	issue8482 messages
2010年04月22日 13:57:28	vstinner	create

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