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Re: Creating own Backend: Segmentation fault in mark_jump_label_1
- From: Ben Elliston <bje at au1 dot ibm dot com>
- To: Balthasar Biedermann <ba at usr42 dot de>
- Cc: gcc at gcc dot gnu dot org
- Date: Wed, 20 Aug 2008 16:39:48 +1000
- Subject: Re: Creating own Backend: Segmentation fault in mark_jump_label_1
- References: <48A9788B.6020905@usr42.de> <48ABB695.9000901@usr42.de>
> > The Error occures in mark_jump_label_1. It is called with a null pointer
> > as the rtx x.
>
> Does nobody have an idea why or where the error occures? I really start
> to became desperate.
I'm sure plenty of people have an idea of why the error occurs.
However, you need to be clearer in explaining the problem so that people
have at least some hope of helping you, or doing so without consuming
excessive amounts of time from their schedules.
> I already changed a lot of Makros and analysed the the resulting gcc
> with gdb but I can't fix the error. I'm really grateful for every
> help!
Perhaps you could get a stack backtrace and try to understand why you're
getting a NULL_RTX passed in?
Ben