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+2020-12-08 Tobias Burnus <tobias@codesourcery.com>
+
+ * dump-parse-tree.c (show_omp_clauses, show_omp_node,
+ show_code_node): Handle OMP SCAN.
+ * gfortran.h (enum gfc_statement): Add ST_OMP_SCAN.
+ (enum): Add OMP_LIST_SCAN_IN and OMP_LIST_SCAN_EX.
+ (enum gfc_exec_op): Add EXEC_OMP_SCAN.
+ * match.h (gfc_match_omp_scan): New prototype.
+ * openmp.c (gfc_match_omp_scan): New.
+ (gfc_match_omp_taskgroup): Cleanup.
+ (resolve_omp_clauses, gfc_resolve_omp_do_blocks,
+ omp_code_to_statement, gfc_resolve_omp_directive): Handle 'omp scan'.
+ * parse.c (decode_omp_directive, next_statement,
+ gfc_ascii_statement): Likewise.
+ * resolve.c (gfc_resolve_code): Handle EXEC_OMP_SCAN.
+ * st.c (gfc_free_statement): Likewise.
+ * trans-openmp.c (gfc_trans_omp_clauses, gfc_trans_omp_do,
+ gfc_split_omp_clauses): Handle 'omp scan'.
+
2020-12-05 Paul Thomas <pault@gcc.gnu.org>
PR fortran/98016