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Yet more Objective-C++...

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* cp-objcp-common.h (cxx_get_alias_set): Move from
        here...
        (cxx_warn_unused_global_decl): Likewise.
        (cp_expr_size): Likewise.
        (cp_tree_size): Likewise.
        (cp_var_mod_type_p): Likewise.
        (cxx_initialize_diagnostics): Likewise.
        (cxx_types_compatible_p): Likewise.
        * cp-tree.h: to here.
        (do_poplevel): Add.
        * lex.c (D_OBJC): Add.
        (init_reswords): Add.
        * Make-lang.in (cp/pt.o): Add cp/cp-objcp-common.h.
        * parser.c: Add c-common.h include.
        * pt.c: Add c-common.h and cp-objcp-common.h includes.
        (template_args_equal): Use objc_comptypes as well.
        (tsubst_copy_and_build): Use objcp_tsubst_copy_and_build as well.
        * semantics.c (do_poplevel): Remove static.

        * decl.c (objc_mark_locals_volatile): Don't change decls that are
        already ok.
        * decl2.c (generate_ctor_or_dtor_function): Add code to initialize
        Objective C++ early enough.
        * lex.c (struct resword reswords): Add Objective-C++ support.
        * parser.c (cp_lexer_get_preprocessor_token): Add Objective-C++.
        (cp_parser_objc_message_receiver): Add.
        (cp_parser_objc_message_args): Likewise.
        (cp_parser_objc_message_expression): Likewise.
        (cp_parser_objc_encode_expression): Likewise.
        (cp_parser_objc_defs_expression): Likewise.
        (cp_parser_objc_protocol_expression): Likewise.
        (cp_parser_objc_selector_expression): Likewise.
        (cp_parser_objc_expression): Likewise.
        (cp_parser_objc_visibility_spec): Likewise.
        (cp_parser_objc_method_type): Likewise.
        (cp_parser_objc_protocol_qualifiers): Likewise.
        (cp_parser_objc_typename): Likewise.
        (cp_parser_objc_selector_p): Likewise.
        (cp_parser_objc_selector): Likewise.
        (cp_parser_objc_method_keyword_params): Likewise.
        (cp_parser_objc_method_tail_params_opt): Likewise.
        (cp_parser_objc_interstitial_code): Likewise.
        (cp_parser_objc_method_signature): Likewise.
        (cp_parser_objc_method_prototype_list): Likewise.
        (cp_parser_objc_method_definition_list): Likewise.
        (cp_parser_objc_class_ivars): Likewise.
        (cp_parser_objc_identifier_list): Likewise.
        (cp_parser_objc_alias_declaration): Likewise.
        (cp_parser_objc_class_declaration): Likewise.
        (cp_parser_objc_protocol_declaration): Likewise.
        (cp_parser_objc_protocol_refs_opt): Likewise.
        (cp_parser_objc_superclass_or_category): Likewise.
        (cp_parser_objc_class_interface): Likewise.
        (cp_parser_objc_class_implementation): Likewise.
        (cp_parser_objc_end_implementation): Likewise.
        (cp_parser_objc_declaration): Likewise.
        (cp_parser_objc_try_catch_finally_statement): Likewise.
        (cp_parser_objc_synchronized_statement): Likewise.
        (cp_parser_objc_throw_statement): Likewise.
        (cp_parser_objc_statement): Likewise.
        (cp_parser_primary_expression): Add Objective-C++.
        (cp_parser_statement): Likewise.
        (cp_parser_declaration): Likewise.
        (cp_parser_simple_type_specifier): Likewise.
        (cp_parser_type_name): Likewise.
        (cp_parser_parameter_declaration_list): Likewise.
        (cp_parser_member_declaration) Likewise.
        * tree.c: Include debug.h.
        * typeck.c (composite_pointer_type): Add Objective-C++ support.
        (finish_class_member_access_expr): Likewise.
        (build_function_call): Allow objc to rewrite FUNCTION_DECLs.
        (build_modify_expr): Allow objc to generate write barriers.

        * Make-lang.in (cp/tree.o): Add debug.h.
        * tree.c (lvalue_p_1, case CONST_DECL): Add.

From-SVN: r99855
This commit is contained in:
Ziemowit Laski 2005-05-17 20:05:24 +00:00 committed by Mike Stump
parent b4838d2947
commit e58a9aa1f6
12 changed files with 1431 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

80
gcc/cp/ChangeLog
View File

@ -1,3 +1,83 @@
2005-05-17 Mike Stump <mrs@apple.com>
Yet more Objective-C++...
* cp-objcp-common.h (cxx_get_alias_set): Move from
here...
(cxx_warn_unused_global_decl): Likewise.
(cp_expr_size): Likewise.
(cp_tree_size): Likewise.
(cp_var_mod_type_p): Likewise.
(cxx_initialize_diagnostics): Likewise.
(cxx_types_compatible_p): Likewise.
* cp-tree.h: to here.
(do_poplevel): Add.
* lex.c (D_OBJC): Add.
(init_reswords): Add.
* Make-lang.in (cp/pt.o): Add cp/cp-objcp-common.h.
* parser.c: Add c-common.h include.
* pt.c: Add c-common.h and cp-objcp-common.h includes.
(template_args_equal): Use objc_comptypes as well.
(tsubst_copy_and_build): Use objcp_tsubst_copy_and_build as well.
* semantics.c (do_poplevel): Remove static.
* decl.c (objc_mark_locals_volatile): Don't change decls that are
already ok.
* decl2.c (generate_ctor_or_dtor_function): Add code to initialize
Objective C++ early enough.
* lex.c (struct resword reswords): Add Objective-C++ support.
* parser.c (cp_lexer_get_preprocessor_token): Add Objective-C++.
(cp_parser_objc_message_receiver): Add.
(cp_parser_objc_message_args): Likewise.
(cp_parser_objc_message_expression): Likewise.
(cp_parser_objc_encode_expression): Likewise.
(cp_parser_objc_defs_expression): Likewise.
(cp_parser_objc_protocol_expression): Likewise.
(cp_parser_objc_selector_expression): Likewise.
(cp_parser_objc_expression): Likewise.
(cp_parser_objc_visibility_spec): Likewise.
(cp_parser_objc_method_type): Likewise.
(cp_parser_objc_protocol_qualifiers): Likewise.
(cp_parser_objc_typename): Likewise.
(cp_parser_objc_selector_p): Likewise.
(cp_parser_objc_selector): Likewise.
(cp_parser_objc_method_keyword_params): Likewise.
(cp_parser_objc_method_tail_params_opt): Likewise.
(cp_parser_objc_interstitial_code): Likewise.
(cp_parser_objc_method_signature): Likewise.
(cp_parser_objc_method_prototype_list): Likewise.
(cp_parser_objc_method_definition_list): Likewise.
(cp_parser_objc_class_ivars): Likewise.
(cp_parser_objc_identifier_list): Likewise.
(cp_parser_objc_alias_declaration): Likewise.
(cp_parser_objc_class_declaration): Likewise.
(cp_parser_objc_protocol_declaration): Likewise.
(cp_parser_objc_protocol_refs_opt): Likewise.
(cp_parser_objc_superclass_or_category): Likewise.
(cp_parser_objc_class_interface): Likewise.
(cp_parser_objc_class_implementation): Likewise.
(cp_parser_objc_end_implementation): Likewise.
(cp_parser_objc_declaration): Likewise.
(cp_parser_objc_try_catch_finally_statement): Likewise.
(cp_parser_objc_synchronized_statement): Likewise.
(cp_parser_objc_throw_statement): Likewise.
(cp_parser_objc_statement): Likewise.
(cp_parser_primary_expression): Add Objective-C++.
(cp_parser_statement): Likewise.
(cp_parser_declaration): Likewise.
(cp_parser_simple_type_specifier): Likewise.
(cp_parser_type_name): Likewise.
(cp_parser_parameter_declaration_list): Likewise.
(cp_parser_member_declaration) Likewise.
* tree.c: Include debug.h.
* typeck.c (composite_pointer_type): Add Objective-C++ support.
(finish_class_member_access_expr): Likewise.
(build_function_call): Allow objc to rewrite FUNCTION_DECLs.
(build_modify_expr): Allow objc to generate write barriers.
* Make-lang.in (cp/tree.o): Add debug.h.
* tree.c (lvalue_p_1, case CONST_DECL): Add.
2005-05-17 Jakub Jelinek <jakub@redhat.com> 2005-05-17 Jakub Jelinek <jakub@redhat.com>
PR c++/21454 PR c++/21454

4
gcc/cp/Make-lang.in
View File

@ -255,14 +255,14 @@ cp/method.o: cp/method.c $(CXX_TREE_H) $(TM_H) toplev.h $(RTL_H) $(EXPR_H) \
cp/cvt.o: cp/cvt.c $(CXX_TREE_H) $(TM_H) cp/decl.h flags.h toplev.h convert.h cp/cvt.o: cp/cvt.c $(CXX_TREE_H) $(TM_H) cp/decl.h flags.h toplev.h convert.h
cp/search.o: cp/search.c $(CXX_TREE_H) $(TM_H) flags.h toplev.h $(RTL_H) cp/search.o: cp/search.c $(CXX_TREE_H) $(TM_H) flags.h toplev.h $(RTL_H)
cp/tree.o: cp/tree.c $(CXX_TREE_H) $(TM_H) flags.h toplev.h $(RTL_H) \ cp/tree.o: cp/tree.c $(CXX_TREE_H) $(TM_H) flags.h toplev.h $(RTL_H) \
insn-config.h integrate.h tree-inline.h real.h gt-cp-tree.h $(TARGET_H) insn-config.h integrate.h tree-inline.h real.h gt-cp-tree.h $(TARGET_H) debug.h
cp/ptree.o: cp/ptree.c $(CXX_TREE_H) $(TM_H) cp/ptree.o: cp/ptree.c $(CXX_TREE_H) $(TM_H)
cp/rtti.o: cp/rtti.c $(CXX_TREE_H) $(TM_H) flags.h toplev.h convert.h cp/rtti.o: cp/rtti.c $(CXX_TREE_H) $(TM_H) flags.h toplev.h convert.h
cp/except.o: cp/except.c $(CXX_TREE_H) $(TM_H) flags.h $(RTL_H) except.h toplev.h \ cp/except.o: cp/except.c $(CXX_TREE_H) $(TM_H) flags.h $(RTL_H) except.h toplev.h \
cp/cfns.h $(EXPR_H) libfuncs.h tree-inline.h cp/cfns.h $(EXPR_H) libfuncs.h tree-inline.h
cp/expr.o: cp/expr.c $(CXX_TREE_H) $(TM_H) $(RTL_H) flags.h $(EXPR_H) toplev.h \ cp/expr.o: cp/expr.c $(CXX_TREE_H) $(TM_H) $(RTL_H) flags.h $(EXPR_H) toplev.h \
except.h $(TM_P_H) except.h $(TM_P_H)
cp/pt.o: cp/pt.c $(CXX_TREE_H) $(TM_H) cp/decl.h \ cp/pt.o: cp/pt.c $(CXX_TREE_H) $(TM_H) cp/decl.h cp/cp-objcp-common.h \
toplev.h $(RTL_H) except.h tree-inline.h pointer-set.h gt-cp-pt.h toplev.h $(RTL_H) except.h tree-inline.h pointer-set.h gt-cp-pt.h
cp/error.o: cp/error.c $(CXX_TREE_H) $(TM_H) toplev.h $(DIAGNOSTIC_H) \ cp/error.o: cp/error.c $(CXX_TREE_H) $(TM_H) toplev.h $(DIAGNOSTIC_H) \
flags.h real.h $(LANGHOOKS_DEF_H) $(CXX_PRETTY_PRINT_H) flags.h real.h $(LANGHOOKS_DEF_H) $(CXX_PRETTY_PRINT_H)

10
gcc/cp/cp-objcp-common.h
View File

@ -22,16 +22,6 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
#ifndef GCC_CP_OBJCP_COMMON #ifndef GCC_CP_OBJCP_COMMON
#define GCC_CP_OBJCP_COMMON #define GCC_CP_OBJCP_COMMON
/* In cp/cp-objcp-common.c. */
extern HOST_WIDE_INT cxx_get_alias_set (tree);
extern bool cxx_warn_unused_global_decl (tree);
extern tree cp_expr_size (tree);
extern size_t cp_tree_size (enum tree_code);
extern bool cp_var_mod_type_p (tree, tree);
extern void cxx_initialize_diagnostics (struct diagnostic_context *);
extern int cxx_types_compatible_p (tree, tree);
/* In cp/cp-lang.c and objcp/objcp-lang.c. */ /* In cp/cp-lang.c and objcp/objcp-lang.c. */
extern tree objcp_tsubst_copy_and_build (tree, tree, tsubst_flags_t, extern tree objcp_tsubst_copy_and_build (tree, tree, tsubst_flags_t,

11
gcc/cp/cp-tree.h
View File

@ -4063,6 +4063,7 @@ extern void pop_to_parent_deferring_access_checks (void);
extern void perform_deferred_access_checks (void); extern void perform_deferred_access_checks (void);
extern void perform_or_defer_access_check (tree, tree); extern void perform_or_defer_access_check (tree, tree);
extern void init_cp_semantics (void); extern void init_cp_semantics (void);
extern tree do_poplevel (tree);
extern void add_decl_expr (tree); extern void add_decl_expr (tree);
extern tree finish_expr_stmt (tree); extern tree finish_expr_stmt (tree);
extern tree begin_if_stmt (void); extern tree begin_if_stmt (void);
@ -4329,6 +4330,16 @@ extern tree mangle_ref_init_variable (tree);
/* in dump.c */ /* in dump.c */
extern bool cp_dump_tree (void *, tree); extern bool cp_dump_tree (void *, tree);
/* In cp/cp-objcp-common.c. */
extern HOST_WIDE_INT cxx_get_alias_set (tree);
extern bool cxx_warn_unused_global_decl (tree);
extern tree cp_expr_size (tree);
extern size_t cp_tree_size (enum tree_code);
extern bool cp_var_mod_type_p (tree, tree);
extern void cxx_initialize_diagnostics (struct diagnostic_context *);
extern int cxx_types_compatible_p (tree, tree);
/* in cp-gimplify.c */ /* in cp-gimplify.c */
extern int cp_gimplify_expr (tree *, tree *, tree *); extern int cp_gimplify_expr (tree *, tree *, tree *);
extern void cp_genericize (tree); extern void cp_genericize (tree);

23
gcc/cp/decl.c
View File

@ -419,19 +419,32 @@ objc_mark_locals_volatile (void *enclosing_blk)
struct cp_binding_level *scope; struct cp_binding_level *scope;
for (scope = current_binding_level; for (scope = current_binding_level;
scope && scope != enclosing_blk && scope->kind == sk_block; scope && scope != enclosing_blk;
scope = scope->level_chain) scope = scope->level_chain)
{ {
tree decl; tree decl;
for (decl = scope->names; decl; decl = TREE_CHAIN (decl)) for (decl = scope->names; decl; decl = TREE_CHAIN (decl))
{ {
if (TREE_CODE (decl) == VAR_DECL) /* Do not mess with variables that are 'static' or (already)
'volatile'. */
if (!TREE_THIS_VOLATILE (decl) && !TREE_STATIC (decl)
&& (TREE_CODE (decl) == VAR_DECL
|| TREE_CODE (decl) == PARM_DECL))
{ {
DECL_REGISTER (decl) = 0; TREE_TYPE (decl)
TREE_THIS_VOLATILE (decl) = 1; = build_qualified_type (TREE_TYPE (decl),
(TYPE_QUALS (TREE_TYPE (decl))
| TYPE_QUAL_VOLATILE));
TREE_THIS_VOLATILE (decl) = 1;
TREE_SIDE_EFFECTS (decl) = 1;
DECL_REGISTER (decl) = 0;
} }
} }
/* Do not climb up past the current function. */
if (scope->kind == sk_function_parms)
break;
} }
} }

9
gcc/cp/decl2.c
View File

@ -2601,6 +2601,15 @@ generate_ctor_or_dtor_function (bool constructor_p, int priority,
global constructors and destructors. */ global constructors and destructors. */
body = NULL_TREE; body = NULL_TREE;
/* For Objective-C++, we may need to initialize metadata found in this module.
This must be done _before_ any other static initializations. */
if (c_dialect_objc () && (priority == DEFAULT_INIT_PRIORITY)
&& constructor_p && objc_static_init_needed_p ())
{
body = start_objects (function_key, priority);
static_ctors = objc_generate_static_init_call (static_ctors);
}
/* Call the static storage duration function with appropriate /* Call the static storage duration function with appropriate
arguments. */ arguments. */
for (i = 0; VEC_iterate (tree, ssdf_decls, i, fndecl); ++i) for (i = 0; VEC_iterate (tree, ssdf_decls, i, fndecl); ++i)

27
gcc/cp/lex.c
View File

@ -175,6 +175,7 @@ struct resword
_true_. */ _true_. */
#define D_EXT 0x01 /* GCC extension */ #define D_EXT 0x01 /* GCC extension */
#define D_ASM 0x02 /* in C99, but has a switch to turn it off */ #define D_ASM 0x02 /* in C99, but has a switch to turn it off */
#define D_OBJC 0x04 /* Objective C++ only */
CONSTRAINT(ridbits_fit, RID_LAST_MODIFIER < sizeof(unsigned long) * CHAR_BIT); CONSTRAINT(ridbits_fit, RID_LAST_MODIFIER < sizeof(unsigned long) * CHAR_BIT);
@ -279,6 +280,31 @@ static const struct resword reswords[] =
{ "wchar_t", RID_WCHAR, 0 }, { "wchar_t", RID_WCHAR, 0 },
{ "while", RID_WHILE, 0 }, { "while", RID_WHILE, 0 },
/* The remaining keywords are specific to Objective-C++. NB:
All of them will remain _disabled_, since they are context-
sensitive. */
/* These ObjC keywords are recognized only immediately after
an '@'. NB: The following C++ keywords double as
ObjC keywords in this context: RID_CLASS, RID_PRIVATE,
RID_PROTECTED, RID_PUBLIC, RID_THROW, RID_TRY and RID_CATCH. */
{ "compatibility_alias", RID_AT_ALIAS, D_OBJC },
{ "defs", RID_AT_DEFS, D_OBJC },
{ "encode", RID_AT_ENCODE, D_OBJC },
{ "end", RID_AT_END, D_OBJC },
{ "implementation", RID_AT_IMPLEMENTATION, D_OBJC },
{ "interface", RID_AT_INTERFACE, D_OBJC },
{ "protocol", RID_AT_PROTOCOL, D_OBJC },
{ "selector", RID_AT_SELECTOR, D_OBJC },
{ "finally", RID_AT_FINALLY, D_OBJC },
{ "synchronized", RID_AT_SYNCHRONIZED, D_OBJC },
/* These are recognized only in protocol-qualifier context. */
{ "bycopy", RID_BYCOPY, D_OBJC },
{ "byref", RID_BYREF, D_OBJC },
{ "in", RID_IN, D_OBJC },
{ "inout", RID_INOUT, D_OBJC },
{ "oneway", RID_ONEWAY, D_OBJC },
{ "out", RID_OUT, D_OBJC },
}; };
void void
@ -287,6 +313,7 @@ init_reswords (void)
unsigned int i; unsigned int i;
tree id; tree id;
int mask = ((flag_no_asm ? D_ASM : 0) int mask = ((flag_no_asm ? D_ASM : 0)
| D_OBJC
| (flag_no_gnu_keywords ? D_EXT : 0)); | (flag_no_gnu_keywords ? D_EXT : 0));
ridpointers = ggc_calloc ((int) RID_MAX, sizeof (tree)); ridpointers = ggc_calloc ((int) RID_MAX, sizeof (tree));

1235
gcc/cp/parser.c
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File diff suppressed because it is too large Load Diff

29
gcc/cp/pt.c
View File

@ -34,7 +34,9 @@ Boston, MA 02111-1307, USA. */
#include "tree.h" #include "tree.h"
#include "pointer-set.h" #include "pointer-set.h"
#include "flags.h" #include "flags.h"
#include "c-common.h"
#include "cp-tree.h" #include "cp-tree.h"
#include "cp-objcp-common.h"
#include "tree-inline.h" #include "tree-inline.h"
#include "decl.h" #include "decl.h"
#include "output.h" #include "output.h"
@ -4024,7 +4026,24 @@ template_args_equal (tree ot, tree nt)
/* For member templates */ /* For member templates */
return TREE_CODE (ot) == TREE_VEC && comp_template_args (ot, nt); return TREE_CODE (ot) == TREE_VEC && comp_template_args (ot, nt);
else if (TYPE_P (nt)) else if (TYPE_P (nt))
return TYPE_P (ot) && same_type_p (ot, nt); {
int c1, c2;
if (!TYPE_P (ot))
return 0;
/* We must handle ObjC types specially because they may differ
only in protocol qualifications (e.g., 'NSObject *' vs.
'NSObject <Foo> *') that must be taken into account here.
See also cp/typeck.c:build_c_cast(), where a similar problem
arises. We must call objc_comptypes() twice, since its
comparisons are _not_ symmetric. */
if ((c1 = objc_comptypes (ot, nt, 0)) >= 0
&& (c2 = objc_comptypes (nt, ot, 0)) >= 0)
return (c1 && c2);
return same_type_p (ot, nt);
}
else if (TREE_CODE (ot) == TREE_VEC || TYPE_P (ot)) else if (TREE_CODE (ot) == TREE_VEC || TYPE_P (ot))
return 0; return 0;
else else
@ -8880,6 +8899,14 @@ tsubst_copy_and_build (tree t,
return t; return t;
default: default:
/* Handle Objective-C++ constructs, if appropriate. */
{
tree subst
= objcp_tsubst_copy_and_build (t, args, complain,
in_decl, /*function_p=*/false);
if (subst)
return subst;
}
return tsubst_copy (t, args, complain, in_decl); return tsubst_copy (t, args, complain, in_decl);
} }

2
gcc/cp/semantics.c
View File

@ -401,7 +401,7 @@ anon_aggr_type_p (tree node)
/* Finish a scope. */ /* Finish a scope. */
static tree tree
do_poplevel (tree stmt_list) do_poplevel (tree stmt_list)
{ {
tree block = NULL; tree block = NULL;

2
gcc/cp/tree.c
View File

@ -33,6 +33,7 @@ Boston, MA 02111-1307, USA. */
#include "insn-config.h" #include "insn-config.h"
#include "integrate.h" #include "integrate.h"
#include "tree-inline.h" #include "tree-inline.h"
#include "debug.h"
#include "target.h" #include "target.h"
static tree bot_manip (tree *, int *, void *); static tree bot_manip (tree *, int *, void *);
@ -111,6 +112,7 @@ lvalue_p_1 (tree ref,
case STRING_CST: case STRING_CST:
return clk_ordinary; return clk_ordinary;
case CONST_DECL:
case VAR_DECL: case VAR_DECL:
if (TREE_READONLY (ref) && ! TREE_STATIC (ref) if (TREE_READONLY (ref) && ! TREE_STATIC (ref)
&& DECL_LANG_SPECIFIC (ref) && DECL_LANG_SPECIFIC (ref)

22
gcc/cp/typeck.c
View File

@ -514,10 +514,12 @@ composite_pointer_type (tree t1, tree t2, tree arg1, tree arg2,
class1 = TREE_TYPE (t1); class1 = TREE_TYPE (t1);
class2 = TREE_TYPE (t2); class2 = TREE_TYPE (t2);
if (DERIVED_FROM_P (class1, class2)) if (DERIVED_FROM_P (class1, class2) ||
(c_dialect_objc () && objc_comptypes (class1, class2, 0) == 1))
t2 = (build_pointer_type t2 = (build_pointer_type
(cp_build_qualified_type (class1, TYPE_QUALS (class2)))); (cp_build_qualified_type (class1, TYPE_QUALS (class2))));
else if (DERIVED_FROM_P (class2, class1)) else if (DERIVED_FROM_P (class2, class1) ||
(c_dialect_objc () && objc_comptypes (class2, class1, 0) == 1))
t1 = (build_pointer_type t1 = (build_pointer_type
(cp_build_qualified_type (class2, TYPE_QUALS (class1)))); (cp_build_qualified_type (class2, TYPE_QUALS (class1))));
else else
@ -1849,6 +1851,10 @@ finish_class_member_access_expr (tree object, tree name)
if (object == error_mark_node || name == error_mark_node) if (object == error_mark_node || name == error_mark_node)
return error_mark_node; return error_mark_node;
/* If OBJECT is an ObjC class instance, we must obey ObjC access rules. */
if (!objc_is_public (object, name))
return error_mark_node;
object_type = TREE_TYPE (object); object_type = TREE_TYPE (object);
if (processing_template_decl) if (processing_template_decl)
@ -2395,6 +2401,10 @@ build_function_call (tree function, tree params)
int is_method; int is_method;
tree original = function; tree original = function;
/* For Objective-C, convert any calls via a cast to OBJC_TYPE_REF
expressions, like those used for ObjC messenger dispatches. */
function = objc_rewrite_function_call (function, params);
/* build_c_cast puts on a NOP_EXPR to make the result not an lvalue. /* build_c_cast puts on a NOP_EXPR to make the result not an lvalue.
Strip such NOP_EXPRs, since FUNCTION is used in non-lvalue context. */ Strip such NOP_EXPRs, since FUNCTION is used in non-lvalue context. */
if (TREE_CODE (function) == NOP_EXPR if (TREE_CODE (function) == NOP_EXPR
@ -5441,6 +5451,14 @@ build_modify_expr (tree lhs, enum tree_code modifycode, tree rhs)
if (newrhs == error_mark_node) if (newrhs == error_mark_node)
return error_mark_node; return error_mark_node;
if (c_dialect_objc () && flag_objc_gc)
{
result = objc_generate_write_barrier (lhs, modifycode, newrhs);
if (result)
return result;
}
result = build2 (modifycode == NOP_EXPR ? MODIFY_EXPR : INIT_EXPR, result = build2 (modifycode == NOP_EXPR ? MODIFY_EXPR : INIT_EXPR,
lhstype, lhs, newrhs); lhstype, lhs, newrhs);