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+/* Parser header
+ Copyright (C) 2003-2014 Free Software Foundation, Inc.
+ Contributed by Steven Bosscher
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
+
+
+#ifndef GFC_PARSE_H
+#define GFC_PARSE_H
+
+/* Enum for what the compiler is currently doing. */
+typedef enum
+{
+ COMP_NONE, COMP_PROGRAM, COMP_MODULE, COMP_SUBROUTINE, COMP_FUNCTION,
+ COMP_BLOCK_DATA, COMP_INTERFACE, COMP_DERIVED, COMP_DERIVED_CONTAINS,
+ COMP_BLOCK, COMP_ASSOCIATE, COMP_IF,
+ COMP_DO, COMP_SELECT, COMP_FORALL, COMP_WHERE, COMP_CONTAINS, COMP_ENUM,
+ COMP_SELECT_TYPE, COMP_OMP_STRUCTURED_BLOCK, COMP_CRITICAL, COMP_DO_CONCURRENT
+}
+gfc_compile_state;
+
+/* Stack element for the current compilation state. These structures
+ are allocated as automatic variables. */
+typedef struct gfc_state_data
+{
+ gfc_compile_state state;
+ gfc_symbol *sym; /* Block name associated with this level */
+ gfc_symtree *do_variable; /* For DO blocks the iterator variable. */
+
+ struct gfc_code *construct;
+ struct gfc_code *head, *tail;
+ struct gfc_state_data *previous;
+
+ /* Block-specific state data. */
+ union
+ {
+ gfc_st_label *end_do_label;
+ }
+ ext;
+}
+gfc_state_data;
+
+extern gfc_state_data *gfc_state_stack;
+
+#define gfc_current_block() (gfc_state_stack->sym)
+#define gfc_current_state() (gfc_state_stack->state)
+
+int gfc_check_do_variable (gfc_symtree *);
+bool gfc_find_state (gfc_compile_state);
+gfc_state_data *gfc_enclosing_unit (gfc_compile_state *);
+const char *gfc_ascii_statement (gfc_statement);
+match gfc_match_enum (void);
+match gfc_match_enumerator_def (void);
+void gfc_free_enum_history (void);
+extern bool gfc_matching_function;
+match gfc_match_prefix (gfc_typespec *);
+#endif /* GFC_PARSE_H */