https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92591

--- Comment #7 from Roman Zhuykov <zhroma at gcc dot gnu.org> ---
Author: zhroma
Date: Fri Dec 13 17:33:38 2019
New Revision: 279377

URL: https://gcc.gnu.org/viewcvs?rev=279377&root=gcc&view=rev
Log:
modulo-sched: fix branch rescheduling issue (PR92591)

        PR rtl-optimization/92591
        * modulo-sched.c (ps_add_node_check_conflicts): Improve checking
        for history > 0 case.

testsuite:

        PR rtl-optimization/92591
        * gcc.dg/pr92951-1.c: New test.
        * gcc.dg/pr92951-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr92951-1.c
    trunk/gcc/testsuite/gcc.dg/pr92951-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/modulo-sched.c
    trunk/gcc/testsuite/ChangeLog

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