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Re: question on dwarf2 debug-frame.

From: Richard Henderson <rth at redhat dot com>
To: IainS <developer at sandoe-acoustics dot co dot uk>
Cc: GCC Development <gcc at gcc dot gnu dot org>
Date: Wed, 23 Sep 2009 13:28:41 -0700
Subject: Re: question on dwarf2 debug-frame.
References: <B9140296-059D-412A-9D6E-75BEF3F7939E@sandoe-acoustics.co.uk>

On 09/23/2009 11:00 AM, IainS wrote:

DW_CFA_restore (5)
Assertion failed: (reg_state_pos != cie->initial_state.regs.end()),
function ParseInstructions, file
/SourceCache/dwarf_utilities/dwarf_utilities-49/source/DWARFDebugFrame.cpp,
line 353.
Abort trap

There could be some confusion in DW_CFA_restore vs DW_CFA_same_value, though I don't know on whose side it is. Certainly the existing consumers that I know treat a DW_CFA_restore for a register not mentioned by the CIE the same as "same_value".

r~

References:
- question on dwarf2 debug-frame.
  - From: IainS

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