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r237426 - in /trunk/gcc: ChangeLog expr.c expr....


Author: rguenth
Date: Tue Jun 14 07:26:52 2016
New Revision: 237426

URL: https://gcc.gnu.org/viewcvs?rev=237426&root=gcc&view=rev
Log:
2016-06-14  Richard Biener  <rguenther@suse.de>

	PR middle-end/71310
	PR bootstrap/71510
	* expr.h (get_bit_range): Declare.
	* expr.c (get_bit_range): Export.
	* fold-const.c (optimize_bit_field_compare): Use get_bit_range and
	word_mode again to constrain the bitfield access.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expr.c
    trunk/gcc/expr.h
    trunk/gcc/fold-const.c


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