extend.texi (Java Exceptions): Remove.

	* doc/extend.texi (Java Exceptions): Remove.
	(java_interface): Remove.
cp/
	* cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
	CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
	(java_byte_type_node, java_short_type_node, java_int_type_node,
	java_long_type_node, java_float_type_node, java_double_type_node,
	java_char_type_node, java_boolean_type_node, lang_name_java,
	jclass_node): Remove.
	(enum languages): Remove lang_java.
	(TYPE_FOR_JAVA): Remove.
	(struct lang_type_class): Remove java_interface bit-field.
	(TYPE_JAVA_INTERFACE): Remove.
	(pragma_java_exceptions): Remove.
	(check_java_method, build_java_class_ref): Remove prototypes.
	* name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
	* decl2.c (acceptable_java_type, check_java_method): Remove.
	(import_export_decl): Remove TYPE_FOR_JAVA handling.
	(build_java_method_aliases): Remove.
	(c_parse_final_cleanups): Don't call build_java_method_aliases.
	(possibly_inlined_p): Don't test pragma_java_exceptions.
	* init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
	(build_java_class_ref): Remove.
	* pt.c (maybe_new_partial_specialization, lookup_template_class_1,
	instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
	* except.c (eh_type_info): Remove java type handling.
	(decl_is_java_type, choose_personality_routine): Remove.
	(initialize_handler_parm): Don't call choose_personality_routine.
	(expand_start_catch_block): Don't handle java types.
	(build_throw): Likewise.
	* cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
	* typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
	* call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
	(java_iface_lookup_fn): Remove.
	(build_java_interface_fn_ref): Remove.
	* tree.c (cxx_attribute_table): Remove java_interface.
	(handle_java_interface_attribute): Remove.
	* lex.c (pragma_java_exceptions): Remove.
	(init_cp_pragma): Don't register GCC java_exceptions pragma.
	(handle_pragma_java_exceptions): Remove.
	(retrofit_lang_decl): Don't handle lang_name_java.
	* method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
	* error.c (language_to_string): Don't handle lang_java.
	* decl.c (record_builtin_java_type): Remove.
	(initialize_predefined_identifiers): Remove Java.
	(cxx_init_decl_processing): Remove java_*_type_node.
	(cp_finish_decl): Don't handle TYPE_FOR_JAVA.
	(grokfndecl): Likewise.
	(check_special_function_return_type): Likewise.
	(grokdeclarator): Don't set TYPE_FOR_JAVA.
	(grokparms): Don't handle TYPE_FOR_JAVA.
	(xref_basetypes): Likewise.
	(check_function_type): Likewise.
	(finish_constructor_body): Likewise.
	* mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
	and java_*_type_node.
	(write_bare_function_type): Don't handle TYPE_FOR_JAVA.
	(write_java_integer_type_codes): Remove.
	* class.c (add_method): Don't handle TYPE_FOR_JAVA.
	(add_implicitly_declared_members, determine_key_method,
	finish_struct_1): Likewise.
	(push_lang_context): Don't handle lang_name_java.
testsuite/
	* g++.dg/other/java3.C: Remove.
	* g++.dg/other/java1.C: Remove.
	* g++.dg/other/error12.C: Remove.
	* g++.dg/other/java2.C: Remove.
	* g++.dg/warn/Wnvdtor.C: Remove.
	* g++.dg/lookup/java1.C: Remove.
	* g++.dg/lookup/java2.C: Remove.
	* g++.dg/ext/pr34829.C: Remove.
	* g++.dg/ext/java-3.C: Remove.
	* g++.dg/ext/java-1.C: Remove.
	* g++.dg/ext/java-2.C: Remove.
	* g++.old-deja/g++.oliva/dwarf2.C: Remove.

From-SVN: r240750

1 files changed, 2 insertions, 150 deletions

diff --git a/gcc/cp/except.c b/gcc/cp/except.c
index 6555d6b..1c60b08 100644
--- a/gcc/cp/except.c
+++ b/gcc/cp/except.c
@@ -35,7 +35,6 @@ static tree prepare_eh_type (tree);
 static tree do_begin_catch (void);
 static int dtor_nothrow (tree);
 static tree do_end_catch (tree);
-static bool decl_is_java_type (tree decl, int err);
 static void initialize_handler_parm (tree, tree);
 static tree do_allocate_exception (tree);
 static tree wrap_cleanups_r (tree *, int *, void *);
@@ -103,17 +102,10 @@ prepare_eh_type (tree type)
 tree
 eh_type_info (tree type)
 {
-  tree exp;
-
   if (type == NULL_TREE || type == error_mark_node)
     return type;
 
-  if (decl_is_java_type (type, 0))
-    exp = build_java_class_ref (TREE_TYPE (type));
-  else
-    exp = get_tinfo_decl (type);
-
-  return exp;
+  return get_tinfo_decl (type);
 }
 
 /* Build the address of a typeinfo decl for use in the runtime
@@ -262,107 +254,6 @@ push_eh_cleanup (tree type)
   finish_decl_cleanup (NULL_TREE, do_end_catch (type));
 }
 
-/* Return nonzero value if DECL is a Java type suitable for catch or
-   throw.  */
-
-static bool
-decl_is_java_type (tree decl, int err)
-{
-  bool r = (TYPE_PTR_P (decl)
-	    && TREE_CODE (TREE_TYPE (decl)) == RECORD_TYPE
-	    && TYPE_FOR_JAVA (TREE_TYPE (decl)));
-
-  if (err)
-    {
-      if (TREE_CODE (decl) == REFERENCE_TYPE
-	  && TREE_CODE (TREE_TYPE (decl)) == RECORD_TYPE
-	  && TYPE_FOR_JAVA (TREE_TYPE (decl)))
-	{
-	  /* Can't throw a reference.  */
-	  error ("type %qT is disallowed in Java %<throw%> or %<catch%>",
-		 decl);
-	}
-
-      if (r)
-	{
-	  tree jthrow_node
-	    = IDENTIFIER_GLOBAL_VALUE (get_identifier ("jthrowable"));
-
-	  if (jthrow_node == NULL_TREE)
-	    fatal_error
-	      (input_location,
-	       "call to Java %<catch%> or %<throw%> with %<jthrowable%> undefined");
-
-	  jthrow_node = TREE_TYPE (TREE_TYPE (jthrow_node));
-
-	  if (! DERIVED_FROM_P (jthrow_node, TREE_TYPE (decl)))
-	    {
-	      /* Thrown object must be a Throwable.  */
-	      error ("type %qT is not derived from %<java::lang::Throwable%>",
-		     TREE_TYPE (decl));
-	    }
-	}
-    }
-
-  return r;
-}
-
-/* Select the personality routine to be used for exception handling,
-   or issue an error if we need two different ones in the same
-   translation unit.
-   ??? At present DECL_FUNCTION_PERSONALITY is set via
-   LANG_HOOKS_EH_PERSONALITY.  Should it be done here instead?  */
-void
-choose_personality_routine (enum languages lang)
-{
-  static enum {
-    chose_none,
-    chose_cpp,
-    chose_java,
-    gave_error
-  } state;
-
-  switch (state)
-    {
-    case gave_error:
-      return;
-
-    case chose_cpp:
-      if (lang != lang_cplusplus)
-	goto give_error;
-      return;
-
-    case chose_java:
-      if (lang != lang_java)
-	goto give_error;
-      return;
-
-    case chose_none:
-      ; /* Proceed to language selection.  */
-    }
-
-  switch (lang)
-    {
-    case lang_cplusplus:
-      state = chose_cpp;
-      break;
-
-    case lang_java:
-      state = chose_java;
-      terminate_node = builtin_decl_explicit (BUILT_IN_ABORT);
-      pragma_java_exceptions = true;
-      break;
-
-    default:
-      gcc_unreachable ();
-    }
-  return;
-
- give_error:
-  error ("mixing C++ and Java catches in a single translation unit");
-  state = gave_error;
-}
-
 /* Wrap EXPR in a MUST_NOT_THROW_EXPR expressing that EXPR must
    not throw any exceptions if COND is true.  A condition of
    NULL_TREE is treated as 'true'.  */
@@ -408,9 +299,6 @@ initialize_handler_parm (tree decl, tree exp)
   if (!POINTER_TYPE_P (init_type))
     init_type = build_reference_type (init_type);
 
-  choose_personality_routine (decl_is_java_type (init_type, 0)
-			      ? lang_java : lang_cplusplus);
-
   /* Since pointers are passed by value, initialize a reference to
      pointer catch parm with the address of the temporary.  */
   if (TREE_CODE (init_type) == REFERENCE_TYPE
@@ -490,22 +378,6 @@ expand_start_catch_block (tree decl)
   else
     type = NULL_TREE;
 
-  if (decl && decl_is_java_type (type, 1))
-    {
-      /* Java only passes object via pointer and doesn't require
-	 adjusting.  The java object is immediately before the
-	 generic exception header.  */
-      exp = build_exc_ptr ();
-      exp = build1 (NOP_EXPR, build_pointer_type (type), exp);
-      exp = fold_build_pointer_plus (exp,
-		    fold_build1_loc (input_location,
-				     NEGATE_EXPR, sizetype,
-				     TYPE_SIZE_UNIT (TREE_TYPE (exp))));
-      exp = cp_build_indirect_ref (exp, RO_NULL, tf_warning_or_error);
-      initialize_handler_parm (decl, exp);
-      return type;
-    }
-
   /* Call __cxa_end_catch at the end of processing the exception.  */
   push_eh_cleanup (type);
 
@@ -738,27 +610,7 @@ build_throw (tree exp)
   if (! doing_eh ())
     return error_mark_node;
 
-  if (exp && decl_is_java_type (TREE_TYPE (exp), 1))
-    {
-      tree fn = get_identifier ("_Jv_Throw");
-      if (!get_global_value_if_present (fn, &fn))
-	{
-	  /* Declare void _Jv_Throw (void *).  */
-	  tree tmp;
-	  tmp = build_function_type_list (ptr_type_node,
-					  ptr_type_node, NULL_TREE);
-	  fn = push_throw_library_fn (fn, tmp);
-	}
-      else if (really_overloaded_fn (fn))
-	{
-	  error ("%qD should never be overloaded", fn);
-	  return error_mark_node;
-	}
-      fn = OVL_CURRENT (fn);
-      exp = cp_build_function_call_nary (fn, tf_warning_or_error,
-					 exp, NULL_TREE);
-    }
-  else if (exp)
+  if (exp)
     {
       tree throw_type;
       tree temp_type;