[Bug tree-optimization/77901] ICE in tree-sse-reassoc,c:2881

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77901

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Sun Oct  9 11:18:53 2016
New Revision: 240899

URL: https://gcc.gnu.org/viewcvs?rev=240899&root=gcc&view=rev
Log:
        PR tree-optimization/77901
        * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
        if ranges[i].exp is SSA_NAME when looking for >= and only when
        ranges[i].exp is NULL or SSA_NAME when looking for the other
        comparison.

        * gcc.c-torture/compile/pr77901.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr77901.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c