[eigen] Fix for ARM __builtin

[eigen] Fix for ARM __builtin_prefetch fails

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To: eigen@xxxxxxxxxxxxxxxxxxx
Subject: [eigen] Fix for ARM __builtin_prefetch fails
From: Rick Mann <rmann@xxxxxxxxxxxxxxx>
Date: Mon, 18 Nov 2013 14:33:08 -0800
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We seem to have an issue with our GCC 4.6.3, building for ARM, when the preprocessor tries to evaluate __has_builtin(). Here is a patch that works for us:

Attachment: diff.patch
Description: Binary data


-- 
Rick

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Follow-Ups:
- Re: [eigen] Fix for ARM __builtin_prefetch fails
  - From: Christoph Hertzberg

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