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Re: Rename unwind.h to unwind-gcc.h
- From: Richard Henderson <rth at redhat dot com>
- To: Douglas B Rupp <rupp at adacore dot com>, Eric Botcazou <ebotcazou at adacore dot com>
- Cc: gcc at gcc dot gnu dot org, John Marino <gnugcc at marino dot st>, Ian Lance Taylor <iant at google dot com>
- Date: Wed, 16 Apr 2014 12:55:46 -0700
- Subject: Re: Rename unwind.h to unwind-gcc.h
- Authentication-results: sourceware.org; auth=none
- References: <534C168F dot 8060400 at adacore dot com> <534E2ACC dot 5010500 at marino dot st> <534EBB35 dot 50708 at redhat dot com> <1877952 dot 3XkdaK6dCj at polaris> <534EDEAA dot 1090301 at adacore dot com>
On 04/16/2014 12:48 PM, Douglas B Rupp wrote:
> On 04/16/2014 12:38 PM, Eric Botcazou wrote:
>>> Because GCC would then be already incompatible with the Intel compiler from
>>> which this interface was drawn, way back when the ia64 support was added to
>>> GCC and we redesigned GCC's exception handling.
>> The irony being that WindRiver is now owned by Intel...
>> Doug, what does this unwind.h from VxWorks 7 contain exactly? Is it something
>> that is derived from the original ICC implementation?
> There's no reference in it to a derivative work. It's
> Copyright 2010 Wind River
> and the description says it's the C++ ABI interface to the unwinder.
Is it a (reasonably) close match, interface-wise? Ought we be using
--with-system-libunwind for VxWorks7, like we do for hpux?