[Bug tree-optimization/77848] Gimple if-conversion results in redundant comparisons

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77848

--- Comment #25 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Thu Nov 17 14:22:17 2016
New Revision: 242550

URL: https://gcc.gnu.org/viewcvs?rev=242550&root=gcc&view=rev
Log:
[gcc]

2016-11-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
            Richard Biener  <rguenther@suse.de>

        PR tree-optimization/77848
        * tree-if-conv.c (tree_if_conversion): Always version loops unless
        the user specified -ftree-loop-if-convert.

[gcc/testsuite]

2016-11-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
            Richard Biener  <rguenther@suse.de>

        PR tree-optimization/77848
        * gfortran.dg/vect/pr77848.f: New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/vect/pr77848.f
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-if-conv.c