[Bug tree-optimization/83293] [8 regression] ICE: in gsi_insert_seq_nodes_after, at gimple-iterator.c:278

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83293

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Dec  6 19:27:41 2017
New Revision: 255451

URL: https://gcc.gnu.org/viewcvs?rev=255451&root=gcc&view=rev
Log:
        PR tree-optimization/83293
        * gimple-ssa-strength-reduction.c (insert_initializers): Use
        GSI_NEW_STMT instead of GSI_SAME_STMT in gsi_insert_after that
        might insert into empty bb.

        * g++.dg/torture/pr83293.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr83293.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-strength-reduction.c
    trunk/gcc/testsuite/ChangeLog