Remove unused functions and fields.

2018-09-25  Martin Liska  <mliska@suse.cz>

	* alias.c (set_dest_equal_p): Remove unused function.
	* config/i386/i386.c (def_builtin_pure2): Likewise.
	* diagnostic-show-locus.c (class layout): Remove
	unused field.
	(layout::layout): Likewise here.
	* dump-context.h (class temp_dump_context): Likewise.
	* dwarf2out.c (add_AT_fde_ref): Remove unused function.
	(add_AT_loclistsptr): Likewise.
	(add_AT_offset): Likewise.
	(get_AT_hi_pc): Likewise.
	(is_comdat_die): Likewise.
	(type_is_enum): Likewise.
	(ceiling): Likewise.
	(add_AT_vms_delta): Likewise.
	(is_class_die): Likewise.
	* edit-context.c (class line_event): Remove unused field.
	* graphite-sese-to-poly.c (tree_int_to_gmp): Remove
	unused function.
	* ipa-cp.c (ipa_get_vr_lat): Likewise.
	* lra-constraints.c (ok_for_index_p_nonstrict): Likewise.
	(ok_for_base_p_nonstrict): Likewise.
	* tree-chrec.c (is_not_constant_evolution): Likewise.
	(chrec_fold_poly_cst): Likewise.
	* tree-if-conv.c (has_pred_critical_p): Likewise.
	* tree-ssa-coalesce.c (print_exprs): Likewise.
	* tree-ssa-pre.c (bitmap_set_contains_expr): Likewise.
	* tree-ssa-uninit.c (is_and_or_or_p): Likewise.
	* tree-vrp.c (value_ranges_intersect_p): Likewise.
	(value_range_nonnegative_p): Likewise.
2018-09-25  Martin Liska  <mliska@suse.cz>

	* name-lookup.c (namespace_scope_ht_size): Remove
	unused function.
	* parser.c (cp_lexer_next_token_is_not_keyword): Likewise.
2018-09-25  Martin Liska  <mliska@suse.cz>

	* trans.c (remove_suffix): Remove
	unused function.
2018-09-25  Martin Liska  <mliska@suse.cz>

	* gofrontend/escape.cc (Gogo::analyze_escape): Remove
	usage of a parameter.
	(Gogo::assign_connectivity): Likewise.
	(class Escape_analysis_tag): Likewise.
	(Gogo::tag_function): Likewise.
	* gofrontend/expressions.cc (Call_expression::do_type): Likewise.
	* gofrontend/gogo.h (class Gogo): Likewise.
	* gofrontend/types.cc (class Call_multiple_result_type): Likewise.
	(Type::make_call_multiple_result_type): Likewise.
	* gofrontend/types.h (class Type): Likewise.
	* gofrontend/wb.cc (class Check_escape): Likewise.
	(Gogo::add_write_barriers): Likewise.

From-SVN: r264561

1 files changed, 0 insertions, 141 deletions

diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 55fcb7b..66ee839 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -3649,7 +3649,6 @@ static void add_AT_specification (dw_die_ref, dw_die_ref);
 static inline dw_die_ref AT_ref (dw_attr_node *);
 static inline int AT_ref_external (dw_attr_node *);
 static inline void set_AT_ref_external (dw_attr_node *, int);
-static void add_AT_fde_ref (dw_die_ref, enum dwarf_attribute, unsigned);
 static void add_AT_loc (dw_die_ref, enum dwarf_attribute, dw_loc_descr_ref);
 static inline dw_loc_descr_ref AT_loc (dw_attr_node *);
 static void add_AT_loc_list (dw_die_ref, enum dwarf_attribute,
@@ -3665,16 +3664,11 @@ static void add_AT_symview (dw_die_ref, enum dwarf_attribute, const char *);
 static void add_AT_lbl_id (dw_die_ref, enum dwarf_attribute, const char *);
 static void add_AT_lineptr (dw_die_ref, enum dwarf_attribute, const char *);
 static void add_AT_macptr (dw_die_ref, enum dwarf_attribute, const char *);
-static void add_AT_loclistsptr (dw_die_ref, enum dwarf_attribute,
-				const char *);
-static void add_AT_offset (dw_die_ref, enum dwarf_attribute,
-			   unsigned HOST_WIDE_INT);
 static void add_AT_range_list (dw_die_ref, enum dwarf_attribute,
                                unsigned long, bool);
 static inline const char *AT_lbl (dw_attr_node *);
 static dw_attr_node *get_AT (dw_die_ref, enum dwarf_attribute);
 static const char *get_AT_low_pc (dw_die_ref);
-static const char *get_AT_hi_pc (dw_die_ref);
 static const char *get_AT_string (dw_die_ref, enum dwarf_attribute);
 static int get_AT_flag (dw_die_ref, enum dwarf_attribute);
 static unsigned get_AT_unsigned (dw_die_ref, enum dwarf_attribute);
@@ -3716,7 +3710,6 @@ static int same_dw_val_p (const dw_val_node *, const dw_val_node *, int *);
 static int same_attr_p (dw_attr_node *, dw_attr_node *, int *);
 static int same_die_p (dw_die_ref, dw_die_ref, int *);
 static int is_type_die (dw_die_ref);
-static int is_comdat_die (dw_die_ref);
 static inline bool is_template_instantiation (dw_die_ref);
 static int is_declaration_die (dw_die_ref);
 static int should_move_die_to_comdat (dw_die_ref);
@@ -3773,7 +3766,6 @@ static int decl_quals (const_tree);
 static dw_die_ref modified_type_die (tree, int, bool, dw_die_ref);
 static dw_die_ref generic_parameter_die (tree, tree, bool, dw_die_ref);
 static dw_die_ref template_parameter_pack_die (tree, tree, dw_die_ref);
-static int type_is_enum (const_tree);
 static unsigned int dbx_reg_number (const_rtx);
 static void add_loc_descr_op_piece (dw_loc_descr_ref *, int);
 static dw_loc_descr_ref reg_loc_descriptor (rtx, enum var_init_status);
@@ -3796,7 +3788,6 @@ static dw_loc_list_ref loc_list_from_tree (tree, int,
 					   struct loc_descr_context *);
 static dw_loc_descr_ref loc_descriptor_from_tree (tree, int,
 						  struct loc_descr_context *);
-static HOST_WIDE_INT ceiling (HOST_WIDE_INT, unsigned int);
 static tree field_type (const_tree);
 static unsigned int simple_type_align_in_bits (const_tree);
 static unsigned int simple_decl_align_in_bits (const_tree);
@@ -3910,8 +3901,6 @@ static void prune_unused_types (void);
 static int maybe_emit_file (struct dwarf_file_data *fd);
 static inline const char *AT_vms_delta1 (dw_attr_node *);
 static inline const char *AT_vms_delta2 (dw_attr_node *);
-static inline void add_AT_vms_delta (dw_die_ref, enum dwarf_attribute,
-				     const char *, const char *);
 static void append_entry_to_tmpl_value_parm_die_table (dw_die_ref, tree);
 static void gen_remaining_tmpl_value_param_die_attribute (void);
 static bool generic_type_p (tree);
@@ -4836,20 +4825,6 @@ set_AT_ref_external (dw_attr_node *a, int i)
   a->dw_attr_val.v.val_die_ref.external = i;
 }
 
-/* Add an FDE reference attribute value to a DIE.  */
-
-static inline void
-add_AT_fde_ref (dw_die_ref die, enum dwarf_attribute attr_kind, unsigned int targ_fde)
-{
-  dw_attr_node attr;
-
-  attr.dw_attr = attr_kind;
-  attr.dw_attr_val.val_class = dw_val_class_fde_ref;
-  attr.dw_attr_val.val_entry = NULL;
-  attr.dw_attr_val.v.val_fde_index = targ_fde;
-  add_dwarf_attr (die, &attr);
-}
-
 /* Add a location description attribute value to a DIE.  */
 
 static inline void
@@ -5160,22 +5135,6 @@ AT_file (dw_attr_node *a)
   return a->dw_attr_val.v.val_file;
 }
 
-/* Add a vms delta attribute value to a DIE.  */
-
-static inline void
-add_AT_vms_delta (dw_die_ref die, enum dwarf_attribute attr_kind,
-		  const char *lbl1, const char *lbl2)
-{
-  dw_attr_node attr;
-
-  attr.dw_attr = attr_kind;
-  attr.dw_attr_val.val_class = dw_val_class_vms_delta;
-  attr.dw_attr_val.val_entry = NULL;
-  attr.dw_attr_val.v.val_vms_delta.lbl1 = xstrdup (lbl1);
-  attr.dw_attr_val.v.val_vms_delta.lbl2 = xstrdup (lbl2);
-  add_dwarf_attr (die, &attr);
-}
-
 /* Add a symbolic view identifier attribute value to a DIE.  */
 
 static inline void
@@ -5227,22 +5186,6 @@ add_AT_lineptr (dw_die_ref die, enum dwarf_attribute attr_kind,
 }
 
 /* Add a section offset attribute value to a DIE, an offset into the
-   debug_loclists section.  */
-
-static inline void
-add_AT_loclistsptr (dw_die_ref die, enum dwarf_attribute attr_kind,
-		    const char *label)
-{
-  dw_attr_node attr;
-
-  attr.dw_attr = attr_kind;
-  attr.dw_attr_val.val_class = dw_val_class_loclistsptr;
-  attr.dw_attr_val.val_entry = NULL;
-  attr.dw_attr_val.v.val_lbl_id = xstrdup (label);
-  add_dwarf_attr (die, &attr);
-}
-
-/* Add a section offset attribute value to a DIE, an offset into the
    debug_macinfo section.  */
 
 static inline void
@@ -5258,21 +5201,6 @@ add_AT_macptr (dw_die_ref die, enum dwarf_attribute attr_kind,
   add_dwarf_attr (die, &attr);
 }
 
-/* Add an offset attribute value to a DIE.  */
-
-static inline void
-add_AT_offset (dw_die_ref die, enum dwarf_attribute attr_kind,
-	       unsigned HOST_WIDE_INT offset)
-{
-  dw_attr_node attr;
-
-  attr.dw_attr = attr_kind;
-  attr.dw_attr_val.val_class = dw_val_class_offset;
-  attr.dw_attr_val.val_entry = NULL;
-  attr.dw_attr_val.v.val_offset = offset;
-  add_dwarf_attr (die, &attr);
-}
-
 /* Add a range_list attribute value to a DIE.  When using
    dwarf_split_debug_info, address attributes in dies destined for the
    final executable should be direct references--setting the parameter
@@ -5383,18 +5311,6 @@ get_AT_low_pc (dw_die_ref die)
   return a ? AT_lbl (a) : NULL;
 }
 
-/* Return the "high pc" attribute value, typically associated with a subprogram
-   DIE.  Return null if the "high pc" attribute is either not present, or if it
-   cannot be represented as an assembler label identifier.  */
-
-static inline const char *
-get_AT_hi_pc (dw_die_ref die)
-{
-  dw_attr_node *a = get_AT (die, DW_AT_high_pc);
-
-  return a ? AT_lbl (a) : NULL;
-}
-
 /* Return the value of the string attribute designated by ATTR_KIND, or
    NULL if it is not present.  */
 
@@ -7907,36 +7823,6 @@ is_type_die (dw_die_ref die)
     }
 }
 
-/* Returns 1 iff C is the sort of DIE that should go into a COMDAT CU.
-   Basically, we want to choose the bits that are likely to be shared between
-   compilations (types) and leave out the bits that are specific to individual
-   compilations (functions).  */
-
-static int
-is_comdat_die (dw_die_ref c)
-{
-  /* I think we want to leave base types and __vtbl_ptr_type in the main CU, as
-     we do for stabs.  The advantage is a greater likelihood of sharing between
-     objects that don't include headers in the same order (and therefore would
-     put the base types in a different comdat).  jason 8/28/00 */
-
-  if (c->die_tag == DW_TAG_base_type)
-    return 0;
-
-  if (c->die_tag == DW_TAG_pointer_type
-      || c->die_tag == DW_TAG_reference_type
-      || c->die_tag == DW_TAG_rvalue_reference_type
-      || c->die_tag == DW_TAG_const_type
-      || c->die_tag == DW_TAG_volatile_type)
-    {
-      dw_die_ref t = get_AT_ref (c, DW_AT_type);
-
-      return t ? is_comdat_die (t) : 0;
-    }
-
-  return is_type_die (c);
-}
-
 /* Returns true iff C is a compile-unit DIE.  */
 
 static inline bool
@@ -7965,15 +7851,6 @@ is_namespace_die (dw_die_ref c)
   return c && c->die_tag == DW_TAG_namespace;
 }
 
-/* Returns true iff C is a class or structure DIE.  */
-
-static inline bool
-is_class_die (dw_die_ref c)
-{
-  return c && (c->die_tag == DW_TAG_class_type
-               || c->die_tag == DW_TAG_structure_type);
-}
-
 /* Return non-zero if this DIE is a template parameter.  */
 
 static inline bool
@@ -13703,15 +13580,6 @@ template_parameter_pack_die (tree parm_pack,
   return die;
 }
 
-/* Given a pointer to an arbitrary ..._TYPE tree node, return true if it is
-   an enumerated type.  */
-
-static inline int
-type_is_enum (const_tree type)
-{
-  return TREE_CODE (type) == ENUMERAL_TYPE;
-}
-
 /* Return the DBX register number described by a given RTL node.  */
 
 static unsigned int
@@ -18933,15 +18801,6 @@ loc_descriptor_from_tree (tree loc, int want_address,
   return ret->expr;
 }
 
-/* Given a value, round it up to the lowest multiple of `boundary'
-   which is not less than the value itself.  */
-
-static inline HOST_WIDE_INT
-ceiling (HOST_WIDE_INT value, unsigned int boundary)
-{
-  return (((value + boundary - 1) / boundary) * boundary);
-}
-
 /* Given a pointer to what is assumed to be a FIELD_DECL node, return a
    pointer to the declared type for the relevant field variable, or return
    `integer_type_node' if the given node turns out to be an