[Bug tree-optimization/91790] ICE: verify_ssa failed (error: definition in block 2 follows the use)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91790

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Oct 16 09:25:34 2019
New Revision: 277055

URL: https://gcc.gnu.org/viewcvs?rev=277055&root=gcc&view=rev
Log:
2019-10-16  Richard Biener  <rguenther@suse.de>

        Backport from mainline
        2019-10-04  Richard Biener  <rguenther@suse.de>

        PR lto/91968
        * tree.c (find_decls_types_r): Do not remove LABEL_DECLs from
        BLOCK_VARS.

        2019-10-02  Richard Biener  <rguenther@suse.de>

        PR c++/91606
        * decl.c (build_ptrmemfunc_type): Mark pointer-to-member
        fat pointer structure members as DECL_NONADDRESSABLE_P.

        * g++.dg/torture/pr91606.C: New testcase.

        2019-09-19  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/91812
        * tree-ssa-phiprop.c (propagate_with_phi): Do not replace
        volatile loads.

        * gcc.dg/torture/pr91812.c: New testcase.

        2019-09-17  Richard Biener  <rguenther@suse.de>

        PR debug/91772
        * dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
        was missing generate locations only once.

        2019-09-17  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/91790
        * tree-vect-stmts.c (vectorizable_load): For BB vectorization
        use the correct DR for setting up realignment.

Added:
    branches/gcc-9-branch/gcc/testsuite/g++.dg/torture/pr91606.C
    branches/gcc-9-branch/gcc/testsuite/gcc.dg/torture/pr91812.c
Modified:
    branches/gcc-9-branch/gcc/ChangeLog
    branches/gcc-9-branch/gcc/cp/ChangeLog
    branches/gcc-9-branch/gcc/cp/decl.c
    branches/gcc-9-branch/gcc/dwarf2out.c
    branches/gcc-9-branch/gcc/testsuite/ChangeLog
    branches/gcc-9-branch/gcc/tree-ssa-phiprop.c
    branches/gcc-9-branch/gcc/tree-vect-stmts.c
    branches/gcc-9-branch/gcc/tree.c