r257858 - in /trunk/gcc: ChangeLog optabs-query.c

[law@gcc.gnu.org]

Author: law
Date: Tue Feb 20 19:11:34 2018
New Revision: 257858

URL: https://gcc.gnu.org/viewcvs?rev=257858&root=gcc&view=rev
Log:
	PR middle-end/84406
	* optabs-query.c (find_widening_optab_handler_and_mode): If from_mode
	is a scalar_int_mode, assert that to_mode is a scalar_int_mode with
	greater precision.  If to_mode is a MODE_PARTIAL_INT, stop the
	search at the associated MODE_INT.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/optabs-query.c