r267360 - in /branches/gcc-7-branch/gcc: fortra...

[tkoenig@gcc.gnu.org]

Author: tkoenig
Date: Sat Dec 22 20:16:22 2018
New Revision: 267360

URL: https://gcc.gnu.org/viewcvs?rev=267360&root=gcc&view=rev
Log:
2018-12-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backport from trunk
	PR fortran/85544
	* frontend-passes.c (optimize_power): Remove.
	(optimize_op): Remove call to optimize_power.
	* trans-expr.c (gfc_conv_power_op): Handle cases of 1**integer,
	(2|4|8|16) ** integer and (-1) ** integer.

2018-12-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backport from trunk
	PR fortran/85544
	* gfortran.dg/power_7.f90: New test.


Added:
    branches/gcc-7-branch/gcc/testsuite/gfortran.dg/power_7.f90
Modified:
    branches/gcc-7-branch/gcc/fortran/ChangeLog
    branches/gcc-7-branch/gcc/fortran/frontend-passes.c
    branches/gcc-7-branch/gcc/fortran/trans-expr.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog