[Bug middle-end/70843] [7 Regression] ICE in add_expr, at tree.c:7913

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70843

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Apr 28 22:23:01 2016
New Revision: 235615

URL: https://gcc.gnu.org/viewcvs?rev=235615&root=gcc&view=rev
Log:
        PR middle-end/70843
        * fold-const.c (operand_equal_p): Don't verify hash value equality
        if arg0 == arg1.
        * tree.c (inchash::add_expr): Handle STATEMENT_LIST.  Ignore BLOCK
        and OMP_CLAUSE.

        * gcc.dg/pr70843.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr70843.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree.c