[Bug tree-optimization/70357] [openacc][gomp4] ICE on reduction (+:sum) private (sum)

[cesar at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70357

--- Comment #2 from cesar at gcc dot gnu.org ---
Author: cesar
Date: Mon Apr 11 23:21:28 2016
New Revision: 234889

URL: https://gcc.gnu.org/viewcvs?rev=234889&root=gcc&view=rev
Log:
        gcc/
        PR tree-optimization/70357
        * gimplify.c (gimplify_scan_omp_clauses): Remove stale acc reduction
        code.
        (gimplify_adjust_omp_clauses): Add or adjust data clauses for acc
        parallel reductions as necessary.  Error on those that are private.
        (localize_reductions_r): Delete.
        (localize_reductions): Delete.
        (gimplify_omp_for): Don't call localize_reductions.
        (gimplify_omp_workshare): Likewise.
        * omp-low.c (build_outer_var_ref): Remove stale reduction-specific
        corner cases.
        (fixup_remapped_decl): Likewise.
        (scan_sharing_clauses):  Don't install variables which are used in
        acc parallel reductions.
        (check_omp_nesting_restrictions): Remove stale reduction-specific
        corner cases.
        (scan_omp_1_stmt): Clean up whitespace.
        (lower_rec_input_clauses): Remove stale reduction-specific corner
        cases.
        (lower_oacc_reductions): Update it to handle parallel, reference and
        nested reductions.
        (lower_omp_target): Don't remap variables appearing in acc parallel
        reductions.
        * tree-core.h (enum omp_clause_code): Remove stale comments about
        the fifth reduction clause operand.
        * tree.c (omp_clause_num_ops): Set the number of reduction clause
        operands to 5.
        (walk_tree_1): Update error checking for the reduction clause.
        * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.


Modified:
    branches/gomp-4_0-branch/gcc/ChangeLog.gomp
    branches/gomp-4_0-branch/gcc/gimplify.c
    branches/gomp-4_0-branch/gcc/omp-low.c
    branches/gomp-4_0-branch/gcc/tree-core.h
    branches/gomp-4_0-branch/gcc/tree.c
    branches/gomp-4_0-branch/gcc/tree.h