[Bug tree-optimization/85627] [6/7/8 Regression] ICE in update_phi_components in tree-complex.c

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85627

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue May  8 08:32:46 2018
New Revision: 260025

URL: https://gcc.gnu.org/viewcvs?rev=260025&root=gcc&view=rev
Log:
2018-05-08  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2018-05-04  Richard Biener  <rguenther@suse.de>

        * bb-reorder.c (sanitize_hot_paths): Release hot_bbs_to_check.
        * gimple-ssa-store-merging.c
        (imm_store_chain_info::output_merged_store): Remove redundant create,
        release split_store vector contents on failure.
        * tree-vect-slp.c (vect_schedule_slp_instance): Avoid leaking
        scalar stmt vector on cache hit.

        2018-05-04  Richard Biener  <rguenther@suse.de>

        PR middle-end/85627
        * tree-complex.c (tree_lower_complex): Handle removed blocks.

        * g++.dg/torture/pr85627.C: New testcase.

Added:
    branches/gcc-8-branch/gcc/testsuite/g++.dg/torture/pr85627.C
Modified:
    branches/gcc-8-branch/gcc/ChangeLog
    branches/gcc-8-branch/gcc/bb-reorder.c
    branches/gcc-8-branch/gcc/gimple-ssa-store-merging.c
    branches/gcc-8-branch/gcc/testsuite/ChangeLog
    branches/gcc-8-branch/gcc/tree-complex.c
    branches/gcc-8-branch/gcc/tree-vect-slp.c