+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
+ type to bool and adjust comment.
+ * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
+ (fold_mathfn_compare): Remove calls to global_bindings_p.
+ (fold_inf_compare): Likewise.
+ * stor-layout.c (variable_size): Adjust call to global_bindings_p.
+ * c-tree.h (global_bindings_p): Adjust prototype.
+ * c-decl.c (global_bindings_p): Return bool and simplify.
+
2011-05-07 Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/48837
+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-interface/gigi.h (global_bindings_p): Adjust prototype.
+ * gcc-interface/utils.c (global_bindings_p): Return bool and simplify.
+
2011-05-05 Nathan Froyd <froydnj@codesourcery.com>
- * gcc-interface/trans.c (Case_Statement_to_gnu): Call
- build_case_label.
+ * gcc-interface/trans.c (Case_Statement_to_gnu): Call build_case_label.
2011-05-05 Nathan Froyd <froydnj@codesourcery.com>
/* Routines expected by the gcc back-end. They must have exactly the same
prototype and names as below. */
-/* Returns nonzero if we are currently in the global binding level. */
-extern int global_bindings_p (void);
+/* Return true if we are in the global binding level. */
+extern bool global_bindings_p (void);
/* Enter and exit a new binding level. */
extern void gnat_pushlevel (void);
TYPE_OBJECT_RECORD_TYPE (gnu_desig_type) = gnu_object_type;
}
\f
-/* Return nonzero if we are currently in the global binding level. */
+/* Return true if we are in the global binding level. */
-int
+bool
global_bindings_p (void)
{
- return ((force_global || !current_function_decl) ? -1 : 0);
+ return force_global || current_function_decl == NULL_TREE;
}
/* Enter a new binding level. */
}
}
-/* Nonzero if we are currently in file scope. */
+/* Return true if we are in the global binding level. */
-int
+bool
global_bindings_p (void)
{
- return (current_scope == file_scope && !c_override_global_bindings_to_false
- ? -1
- : 0);
+ return current_scope == file_scope && !c_override_global_bindings_to_false;
}
void
extern tree c_break_label;
extern tree c_cont_label;
-extern int global_bindings_p (void);
+extern bool global_bindings_p (void);
extern void push_scope (void);
extern tree pop_scope (void);
extern void c_bindings_start_stmt_expr (struct c_spot_bindings *);
+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * name-lookup.h (global_bindings_p): Adjust prototype.
+ * name-lookup.c (global_bindings_p): Return bool.
+
2011-05-06 Jason Merrill <jason@redhat.com>
* decl.c (stabilize_save_expr_r): Set *walk_subtrees as
}
}
-/* Nonzero if we are currently in the global binding level. */
+/* Return true if we are in the global binding level. */
-int
+bool
global_bindings_p (void)
{
return global_scope_p (current_binding_level);
extern cxx_scope *leave_scope (void);
extern bool kept_level_p (void);
-extern int global_bindings_p (void);
+extern bool global_bindings_p (void);
extern bool toplevel_bindings_p (void);
extern bool namespace_bindings_p (void);
extern bool template_parm_scope_p (void);
? TRUTH_AND_EXPR : TRUTH_OR_EXPR,
type, op0, op1);
- else if (lang_hooks.decls.global_bindings_p () == 0
- && ! CONTAINS_PLACEHOLDER_P (lhs))
+ else if (!lang_hooks.decls.global_bindings_p ()
+ && !CONTAINS_PLACEHOLDER_P (lhs))
{
tree common = save_expr (lhs);
build_real (TREE_TYPE (arg), dconst0));
/* sqrt(x) < y is x >= 0 && x != +Inf, when y is large. */
- if (lang_hooks.decls.global_bindings_p () != 0
- || CONTAINS_PLACEHOLDER_P (arg))
- return NULL_TREE;
-
arg = save_expr (arg);
return fold_build2_loc (loc, TRUTH_ANDIF_EXPR, type,
fold_build2_loc (loc, GE_EXPR, type, arg,
build_real (TREE_TYPE (arg), c2));
/* sqrt(x) < c is the same as x >= 0 && x < c*c. */
- if (lang_hooks.decls.global_bindings_p () == 0
- && ! CONTAINS_PLACEHOLDER_P (arg))
- {
- arg = save_expr (arg);
- return fold_build2_loc (loc, TRUTH_ANDIF_EXPR, type,
+ arg = save_expr (arg);
+ return fold_build2_loc (loc, TRUTH_ANDIF_EXPR, type,
fold_build2_loc (loc, GE_EXPR, type, arg,
build_real (TREE_TYPE (arg),
dconst0)),
fold_build2_loc (loc, code, type, arg,
build_real (TREE_TYPE (arg),
c2)));
- }
}
}
return omit_one_operand_loc (loc, type, integer_one_node, arg0);
/* x <= +Inf is the same as x == x, i.e. isfinite(x). */
- if (lang_hooks.decls.global_bindings_p () == 0
- && ! CONTAINS_PLACEHOLDER_P (arg0))
- {
- arg0 = save_expr (arg0);
- return fold_build2_loc (loc, EQ_EXPR, type, arg0, arg0);
- }
- break;
+ arg0 = save_expr (arg0);
+ return fold_build2_loc (loc, EQ_EXPR, type, arg0, arg0);
case EQ_EXPR:
case GE_EXPR:
+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * f95-lang.c (global_bindings_p): Return bool and simplify.
+
2011-05-07 Tobias Burnus <burnus@net-b.de>
PR fortran/18918
static void gfc_write_global_declarations (void);
static void gfc_print_identifier (FILE *, tree, int);
void do_function_end (void);
-int global_bindings_p (void);
+bool global_bindings_p (void);
static void clear_binding_stack (void);
static void gfc_be_parse_file (void);
static alias_set_type gfc_get_alias_set (tree);
static struct binding_level clear_binding_level = { NULL, NULL, NULL };
-/* Return nonzero if we are currently in the global binding level. */
+/* Return true if we are in the global binding level. */
-int
+bool
global_bindings_p (void)
{
- return current_binding_level == global_binding_level ? -1 : 0;
+ return current_binding_level == global_binding_level;
}
tree
+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * go-lang.c (global_bindings_p): Return bool and simplify.
+
2011-05-05 Nathan Froyd <froydnj@codesourcery.com>
* go-gcc.cc (Gcc_backend::switch_statement): Call build_case_label.
return decl;
}
-static int
+/* Return true if we are in the global binding level. */
+
+static bool
go_langhook_global_bindings_p (void)
{
- return current_function_decl == NULL ? 1 : 0;
+ return current_function_decl == NULL_TREE;
}
/* Push a declaration into the current binding level. We can't
+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * java-tree.h (global_bindings_p): Adjust prototype.
+ * decl.c (global_bindings_p): Return bool.
+
2011-05-05 Nathan Froyd <froydnj@codesourcery.com>
* expr.c (expand_java_switch): Call build_case_label.
return t;
}
-/* Nonzero if we are currently in the global binding level. */
+/* Return true if we are in the global binding level. */
-int
+bool
global_bindings_p (void)
{
return current_binding_level == global_binding_level;
const char *);
extern tree identifier_subst (const tree, const char *, int, int,
const char *);
-extern int global_bindings_p (void);
+extern bool global_bindings_p (void);
extern tree getdecls (void);
extern void pushlevel (int);
extern tree poplevel (int,int, int);
struct lang_hooks_for_decls
{
- /* Returns nonzero if we are in the global binding level. Ada
- returns -1 for an undocumented reason used in stor-layout.c. */
- int (*global_bindings_p) (void);
+ /* Return true if we are in the global binding level. This hook is really
+ needed only if the language supports variable-sized types at the global
+ level, i.e. declared outside subprograms. */
+ bool (*global_bindings_p) (void);
/* Function to add a decl to the current scope level. Takes one
argument, a decl to add. Returns that decl, or, if the same
+2011-05-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * lto-lang.c (global_bindings_p): Return bool.
+
2011-05-07 Jan Hubicka <jh@suse.cz>
* lto.c (lto_materialize_function): Use cgraph_function_with_gimple_body_p.
return NULL_TREE;
}
-static int
-lto_global_bindings_p (void)
+/* Return true if we are in the global binding level. */
+
+static bool
+lto_global_bindings_p (void)
{
return cfun == NULL;
}
if (CONTAINS_PLACEHOLDER_P (size))
return self_referential_size (size);
- /* If the language-processor is to take responsibility for variable-sized
- items (e.g., languages which have elaboration procedures like Ada),
- just return SIZE unchanged. */
- if (lang_hooks.decls.global_bindings_p () < 0)
+ /* If we are in the global binding level, we can't make a SAVE_EXPR
+ since it may end up being shared across functions, so it is up
+ to the front-end to deal with this case. */
+ if (lang_hooks.decls.global_bindings_p ())
return size;
return save_expr (size);
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