r269680 - in /trunk/gcc: ChangeLog expmed.c tes...

[jakub@gcc.gnu.org]

Author: jakub
Date: Thu Mar 14 12:21:36 2019
New Revision: 269680

URL: https://gcc.gnu.org/viewcvs?rev=269680&root=gcc&view=rev
Log:
	PR rtl-optimization/89679
	* expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
	would contain a paradoxical SUBREG.

	* gcc.dg/pr89679.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr89679.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expmed.c
    trunk/gcc/testsuite/ChangeLog