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Message-ID: <20120626125552.GC12887@openwall.com>
Date: Tue, 26 Jun 2012 16:55:52 +0400
From: Solar Designer <solar@...nwall.com>
To: john-dev@...ts.openwall.com
Subject: Re: john --list=build-version shows gcc version info even if built with clang
On Tue, Jun 26, 2012 at 09:49:32AM +0200, magnum wrote:
> $ clang -dM -E -x c /dev/null | fgrep '3.0'
> #define __VERSION__ "4.2.1 Compatible Ubuntu Clang 3.0
> (tags/RELEASE_30/final)"
> #define __clang_version__ "3.0 (tags/RELEASE_30/final)"
>
> We should use __clang_version__ if defined, and if not we can use
> __GNUC__*. But before fixing this, the same should be determined for icc.
Why "before"? I see no problem adding support for clang detection now
and for icc later. Since you've already identified the macros above, I
think it's best to commit clang detection now, before jumbo-6.
Alexander
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