[Bug c++/88203] assert does not compile with OpenMP's pragma omp parallel for default(none)

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88203

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Oct 21 11:44:53 2019
New Revision: 277253

URL: https://gcc.gnu.org/viewcvs?rev=277253&root=gcc&view=rev
Log:
        Backported from mainline
        2019-09-27  Jakub Jelinek  <jakub@redhat.com>

        PR c++/88203
        * c-common.h (c_omp_predefined_variable): Declare.
        * c-omp.c (c_omp_predefined_variable): New function.
        (c_omp_predetermined_sharing): Return OMP_CLAUSE_DEFAULT_SHARED
        for predefined variables.

        * c-parser.c (c_parser_predefined_identifier): New function.
        (c_parser_postfix_expression): Use it.
        (c_parser_omp_variable_list): Parse predefined identifiers.
        * c-typeck.c (c_finish_omp_clauses): Allow predefined variables
        in shared and firstprivate clauses, even when they are predetermined
        shared.

        * parser.c (cp_parser_omp_var_list_no_open): Parse predefined
        variables.
        * semantics.c (finish_omp_clauses): Allow predefined variables in
        shared and firstprivate clauses, even when they are predetermined
        shared.
        * cp-gimplify.c (cxx_omp_predetermined_sharing_1): Return
        OMP_CLAUSE_DEFAULT_SHARED for predefined variables.

        * c-c++-common/gomp/pr88203-1.c: New test.
        * c-c++-common/gomp/pr88203-2.c: New test.
        * c-c++-common/gomp/pr88203-3.c: New test.

Added:
    branches/gcc-9-branch/gcc/testsuite/c-c++-common/gomp/pr88203-1.c
    branches/gcc-9-branch/gcc/testsuite/c-c++-common/gomp/pr88203-2.c
    branches/gcc-9-branch/gcc/testsuite/c-c++-common/gomp/pr88203-3.c
Modified:
    branches/gcc-9-branch/gcc/c-family/ChangeLog
    branches/gcc-9-branch/gcc/c-family/c-common.h
    branches/gcc-9-branch/gcc/c-family/c-omp.c
    branches/gcc-9-branch/gcc/c/ChangeLog
    branches/gcc-9-branch/gcc/c/c-parser.c
    branches/gcc-9-branch/gcc/c/c-typeck.c
    branches/gcc-9-branch/gcc/cp/ChangeLog
    branches/gcc-9-branch/gcc/cp/cp-gimplify.c
    branches/gcc-9-branch/gcc/cp/parser.c
    branches/gcc-9-branch/gcc/cp/semantics.c
    branches/gcc-9-branch/gcc/testsuite/ChangeLog