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Re: [PATCH 1/2] Define PTR_MANGLE and PTR_DEMANGLE unconditionally.
- From: "Carlos O'Donell" <carlos at redhat dot com>
- To: OndÅej BÃlka <neleai at seznam dot cz>, Andreas Schwab <schwab at linux-m68k dot org>
- Cc: libc-alpha at sourceware dot org
- Date: Thu, 07 Nov 2013 11:25:56 -0500
- Subject: Re: [PATCH 1/2] Define PTR_MANGLE and PTR_DEMANGLE unconditionally.
- Authentication-results: sourceware.org; auth=none
- References: <20131031194113 dot GA30302 at domone dot podge> <5272B2DA dot 8090807 at redhat dot com> <20131105093831 dot GA21063 at domone dot podge> <8738na1zx6 dot fsf at igel dot home> <20131106122419 dot GA9792 at domone dot podge>
On 11/06/2013 07:24 AM, OndÅej BÃlka wrote:
> On Tue, Nov 05, 2013 at 07:11:49PM +0100, Andreas Schwab wrote:
>> OndÅej BÃlka <email@example.com> writes:
>>> Moving these would involve creating a new header. A posibility would be
>>> a defaults header where we would move various compatibility definitions.
>> That file could be sysdeps/generic/sysdep.h.
> We should first make clear ordering issues. As for PTR_MANGLE a generic
> comes before PTR_MANGLE is defined so we need extra undef before each
> With file included as last these will not be needed.
> Also when we expand this I am bit afraid of inconsistencies when half
> can be defined before this file and other half after it is included.
What inconsistencies would there be?
It is true that we might need #undef FOO before you define your own,
but that's normal for all macros that have early defined defaults and
it's not bad as fars I care.