[Bug tree-optimization/77644] missed optimization with sqrt in comparison

[prathamesh3492 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77644

--- Comment #3 from prathamesh3492 at gcc dot gnu.org ---
Author: prathamesh3492
Date: Wed May 10 13:26:09 2017
New Revision: 247835

URL: https://gcc.gnu.org/viewcvs?rev=247835&root=gcc&view=rev
Log:
2017-05-10  Prathamesh Kulkarni  <prathamesh.kulka...@linaro.org>

        PR tree-optimization/77644
        * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.

testsuite/
        * gcc.dg/tree-ssa/pr77644.c: New test-case.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr77644.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog