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[PATCH 1/4 v3][PR 67328] Generate bittests in range checks if possible

From: Yuri Gribov <tetra2005 at gmail dot com>
To: GCC Patches <gcc-patches at gcc dot gnu dot org>
Cc: Alan Modra <amodra at gmail dot com>, rguenth at gcc dot gnu dot org
Date: Mon, 29 May 2017 07:57:12 +0100
Subject: [PATCH 1/4 v3][PR 67328] Generate bittests in range checks if possible
Authentication-results: sourceware.org; auth=none

Added special case to build_range_check. Fixed couple of existing
tests where it changed codegen.

-I

Follow-Ups:
- Re: [PATCH 1/4 v3][PR 67328] Generate bittests in range checks if possible
  - From: Richard Sandiford

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