linux-kernel - [checkpatch.pl] runtime error by version dependency.

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Date:	Mon, 9 Sep 2013 21:16:37 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	joe@...ches.com
Cc:	bruce.w.allan@...el.com, linux-kernel@...r.kernel.org
Subject: [checkpatch.pl] runtime error by version dependency.

Hello.

Commit d1fe9c09 "checkpatch: add some --strict coding style checks"
introduced dependency on perl >= 5.10.0 .

While the comment says that "Any use must be runtime checked with $^V",
it is not runtime checked when running with perl == v5.8.4 , failing with

  Nested quantifiers in regex; marked by <-- HERE in m/(\((?:[^\(\)]++ <-- HERE |(?-1))*\))/ at ./scripts/checkpatch.pl line 340.

error.
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