[Bug tree-optimization/82838] [8 Regression] ICE in verify_ssa failed w/ store-merging

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82838

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Nov  6 16:29:11 2017
New Revision: 254457

URL: https://gcc.gnu.org/viewcvs?rev=254457&root=gcc&view=rev
Log:
        PR tree-optimization/82838
        * gimple-ssa-store-merging.c
        (imm_store_chain_info::output_merged_store): Call
force_gimple_operand_1
        on a separate gimple_seq which is then appended to seq.

        * gcc.c-torture/compile/pr82838.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr82838.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-store-merging.c
    trunk/gcc/testsuite/ChangeLog