[Bug rtl-optimization/19705] -fno-branch-count-reg doesn't prevent decrement and branch instructions on a count register

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=19705

--- Comment #7 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Mon Mar  7 17:10:12 2016
New Revision: 234039

URL: https://gcc.gnu.org/viewcvs?rev=234039&root=gcc&view=rev
Log:
PR rtl-optimization/19705 - -fno-branch-count-reg doesn't prevent decrement
        and branch instructions on a count register

gcc/ChangeLog:
2016-03-07  Martin Sebor  <mse...@redhat.com>

        PR rtl-optimization/19705
        * doc/invoke.texi (Options That Control Optimization): Clarify
        -fno-branch-count-reg.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/doc/invoke.texi