gcc/testsuite:

	* objc-obj-c++-shared/next-mapping.h: Add copyright header.
	Split type definitions and NSConstantString class into...
	* objc-obj-c++-shared/objc-test-suite-types.h: New.
	* objc-obj-c++-shared/nsconstantstring-class.h: New.
	* objc-obj-c++-shared/nsconstantstring-class-impl.h: New.
	* objc-obj-c++-shared/nsconstantstring-class-impl.m: New.
	* objc-obj-c++-shared/nsconstantstring-class-impl.mm: New.
	* objc-obj-c++-shared/next-abi.h: Add copyright header, minor update
	to comments.
	* objc-obj-c++-shared/objc-test-suite-next-encode-assist.h: Adjust
	encode defines for newer NeXT system headers.
	* obj-c++.dg/template-4.mm: Adjust to use nsconstantstring headers.
	* obj-c++.dg/torture/strings/string1.mm: Likewise.
	* objc.dg/foreach-5.m: Likewise.
	* objc.dg/foreach-2.m: Likewise.
	* objc.dg/foreach-4.m: Likewise.
	* objc.dg/torture/strings/string1.m: Likewise.
	* objc.dg/torture/strings/string2.m: Likewise.
	* objc.dg/torture/strings/string3.m: Likewise.
	* objc.dg/torture/strings/string4.m: Likewise.
	* obj-c++.dg/torture/strings/const-str-3.mm: Adjust to use type
	header and stand alone.
	* obj-c++.dg/strings/strings-2.mm: Likewise.
	* objc.dg/torture/strings/const-str-3.m: Likewise.
	* objc.dg/strings/strings-2.m: Likewise.
	* objc.dg/strings/const-str-12b.m: Likewise.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@168653 138bc75d-0d04-0410-961f-82ee72b054a4

8 files changed, 303 insertions, 144 deletions

diff --git a/gcc/testsuite/objc-obj-c++-shared/next-abi.h b/gcc/testsuite/objc-obj-c++-shared/next-abi.h
index 3ab9804e510..0ffa0fcba17 100644
--- a/gcc/testsuite/objc-obj-c++-shared/next-abi.h
+++ b/gcc/testsuite/objc-obj-c++-shared/next-abi.h
@@ -1,3 +1,23 @@
+/* Check which version of the API and ABI are appropriate for the target.
+   Copyright (C) 2010, 2011 Free Software Foundation, Inc.
+
+   Contributed by Iain Sandoe <iains@gcc.gnu.org>
+
+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 _OBJC_NEXT_ABI_H_
 #define _OBJC_NEXT_ABI_H_
@@ -6,9 +26,8 @@
 */
 
 /* By default we do nothing - therefore ifdef NEXT_OBJC_USE_NEW_INTERFACE
- * is reliable for detecting 
- *  (a) versions of the compiler that are transitional to the new next ABI
- *  (b) versions of the target that require the new ABI.
+ * is reliable for detecting versions of the target that require either
+ * API=2, or both API & ABI = 2 (m64 code).
  *
  * This applies for versions of OSX >= 10.5 (darwin9).
  *
diff --git a/gcc/testsuite/objc-obj-c++-shared/next-mapping.h b/gcc/testsuite/objc-obj-c++-shared/next-mapping.h
index 3b141c67a67..d2ae8e9e679 100644
--- a/gcc/testsuite/objc-obj-c++-shared/next-mapping.h
+++ b/gcc/testsuite/objc-obj-c++-shared/next-mapping.h
@@ -1,42 +1,79 @@
+/* Compatibility header between runtimes and APIs.
+   Copyright (C) 2010, 2011 Free Software Foundation, Inc.
+
+   Original Authors: Ziemowit Laski <zlaski@apple.com>
+		     David Ayers <d.ayers@inode.at>
+		     
+   re-work for ObjC2 by Iain Sandoe <iains@gcc.gnu.org>
+
+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 _OBJC_NEXT_MAPPING_H_
 #define _OBJC_NEXT_MAPPING_H_
 
-/* This file "renames" various ObjC GNU runtime entry points
-   (and fakes the existence of several others)
-   if the NeXT runtime is being used.  */
-/* Authors: Ziemowit Laski <zlaski@apple.com>  */
-/*	    David Ayers <d.ayers@inode.at>  */
-/* Darwin 64bit/OBJC2 modifications Iain Sandoe */ 
+/* This file provides a two-way mapping of API names for the original 
+   GNU & NeXT APIs. 
+   
+   It is being expanded to provide mapping (where possible) between between the
+   older API and API-2.
+*/
+
+#include "objc-test-suite-types.h"
 
 #ifndef __NEXT_RUNTIME__
 
-#define CLASSPTRFIELD(x) (x)->class_pointer
-
-#else
-/* Includes next-abi.h to set NEXT_OBJC_USE_NEW_INTERFACE etc.*/
-#ifndef _OBJC_OBJECT1_H_
-#include "Object1.h"
-#endif
-#include <objc/objc-class.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-
-/* Force a definition of nil that is compatible with GNU runtime.  */
-#undef  nil
-#define nil ((id)0)
-
-#define objc_get_class(C) objc_getClass(C)
-#define objc_get_meta_class(C) objc_getMetaClass(C)
-#define class_get_class_method(C, S) class_getClassMethod(C, S)
-#define class_get_instance_method(C, S) class_getInstanceMethod(C, S)
-#define sel_get_name(S) sel_getName(S)
-#define class_create_instance(C) class_createInstance(C, 0)
-#define	class_get_class_name(C) object_getClassName(C)
-
-#define CLASSPTRFIELD(x) (x)->isa
-
-#ifdef NEXT_OBJC_USE_NEW_INTERFACE
+# define CLASSFIELD class_pointer
+# define CLASSPTRFIELD(x) (x)->class_pointer
+# define SUPERCLASS superClass
+# define OBJC_GETCLASS objc_get_class
+
+# ifdef __objc_api_INCLUDE_GNU
+#  define class_createInstance(C, S) class_create_instance(C)
+# endif
+# define method_get_types(M) (M)->method_types
+
+#else /* NeXT */
+
+/* Include next-abi.h to set NEXT_OBJC_USE_NEW_INTERFACE etc.*/
+# include "next-abi.h"
+
+# ifdef NEXT_OBJC_USE_NEW_INTERFACE
+   /* API=2. */
+#  include <objc/runtime.h>
+# else
+   /* API=0. */
+#  include <objc/objc-class.h>
+# endif
+
+# define CLASSPTRFIELD(x) (x)->isa
+# define SUPERCLASS superclass
+# define OBJC_GETCLASS objc_getClass
+
+# define objc_get_class(C) objc_getClass(C)
+# define objc_get_meta_class(C) objc_getMetaClass(C)
+# define class_get_class_method(C, S) class_getClassMethod(C, S)
+# define class_get_instance_method(C, S) class_getInstanceMethod(C, S)
+# define sel_get_name(S) sel_getName(S)
+# define class_create_instance(C) class_createInstance(C, 0)
+# define class_get_class_name(C) object_getClassName(C)
+# define objc_lookup_class(N) objc_lookUpClass(N)
+
+# ifdef NEXT_OBJC_USE_NEW_INTERFACE
+
 #  define object_class_name(O) (object_getClassName(O)) 
 #  define object_get_class(O) (object_getClass((id)O))
 #  define object_get_super_class(O) class_get_super_class(object_get_class(O))
@@ -51,7 +88,8 @@
 #  define class_is_meta_class(C) (class_isMetaClass((Class)C) ? YES: NO)
 #  define class_is_class(C) (class_is_meta_class(C) == NO)
 
-#else
+# else /* OLD API */
+
 #  define object_class_name(O) (O->name) 
 #  define object_get_super_class(O) class_get_super_class(*(struct objc_class **)O)
 #  define object_get_class(O) (*(struct objc_class **)O)
@@ -64,94 +102,8 @@
 #  define class_get_super_class(C) (((struct objc_class *)C)->super_class)
 #  define class_is_meta_class(C) (CLS_GETINFO((struct objc_class *)C, CLS_META)? YES: NO)
 #  define class_is_class(C) (CLS_GETINFO((struct objc_class *)C, CLS_CLASS)? YES: NO)
-#endif
-
-#define objc_lookup_class(N) objc_lookUpClass(N)
-
-/* You need either an empty +initialize method or an empty -forward:: method. 
-   The NeXT runtime unconditionally sends +initialize to classes when they are 
-   first used, and unconditionally tries to forward methods that the class 
-   doesn't understand (including +initialize). If you have neither +initialize 
-   nor -forward::, the runtime complains.  
-
-   The simplest workaround is to add
-
-      + initialize { return self; }
 
-   to every root class @implementation.  */
+# endif /* NEXT_OBJC_USE_NEW_INTERFACE */
 
-#ifndef NULL
-#define NULL 0
-#endif
-
-
-/* A small, portable NSConstantString implementation for use with the NeXT
-   runtime.
-   
-   On full-fledged Mac OS X systems, NSConstantString is provided
-   as part of the Foundation framework.  However, on bare Darwin systems,
-   Foundation is not included, and hence there is no NSConstantString 
-   implementation to link against.
-
-   This code is derived from the GNU runtime's NXConstantString implementation.
-*/
-
-/* This definition cut out of <objc/Object.h> with the OBJC2 deprecation
-   messages removed. 
-*/
-#ifdef NEXT_OBJC_USE_NEW_INTERFACE
-struct fudge_objc_class {
-    Class isa;
-#if NEXT_OBJC_ABI_VERSION < 2
-    Class super_class ;
-    const char *name ;
-    long version  ;
-    long info ;
-    long instance_size ;
-    struct anon *ivars ; /* objc_ivar_list */
-    struct anon1 **methodLists ; /* objc_method_list */
-    struct objc_cache *cache  ;
-    struct objc_protocol_list *protocols ;
-#endif
-} _NSConstantStringClassReference ;
-#else
-struct objc_class _NSConstantStringClassReference ;
-#endif
-
-@interface NSConstantString : Object
-{
-  char *c_string;
-  unsigned int len;
-}
-
--(const char *) cString;
--(unsigned int) length;
-
-@end
-
-@implementation NSConstantString
-
--(const char *) cString
-{
-  return (c_string);
-}
-
--(unsigned int) length
-{
-  return (len);
-}
-
-@end
-
-/* The NSConstantString metaclass will need to be initialized before we can
-   send messages to strings.  */
-
-void objc_constant_string_init (void) __attribute__((constructor));
-void objc_constant_string_init (void) {
-  memcpy (&_NSConstantStringClassReference,
-	  objc_getClass ("NSConstantString"),
-	  sizeof (_NSConstantStringClassReference));
-}
-
-#endif  /*__NEXT_RUNTIME__ */
+# endif  /*__NEXT_RUNTIME__ */
 #endif /* _OBJC_NEXT_MAPPING_H_ */
\ No newline at end of file
diff --git a/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.h b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.h
new file mode 100644
index 00000000000..0068b4a2ae4
--- /dev/null
+++ b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.h
@@ -0,0 +1,61 @@
+/* A small NSConstantString implementation for use with the NeXT runtime.
+   Copyright (C) 2011 Free Software Foundation, Inc.
+		     
+   Contributed by Iain Sandoe <iains@gcc.gnu.org>
+
+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/>.  */
+
+#ifdef __NEXT_RUNTIME__
+
+#include "nsconstantstring-class.h"
+#include <string.h>
+
+/* On full-fledged Mac OS X systems, NSConstantString is provided
+   as part of the Foundation framework.  However, on bare Darwin systems,
+   Foundation is not included, and hence there is no NSConstantString 
+   implementation to link against.
+
+   This code is derived from the GNU runtime's NXConstantString implementation.
+*/
+
+@implementation NSConstantString
+/* NeXT requires this or forward:  */
++initialize { return self; }
+
+-(const char *) cString
+{
+  return (c_string);
+}
+
+-(unsigned int) length
+{
+  return (len);
+}
+@end
+
+TNS_STRING_REF_T _NSConstantStringClassReference;
+
+/* The NSConstantString metaclass will need to be initialized before we can
+   send messages to strings.  */
+
+void objc_constant_string_init (void) __attribute__((constructor));
+void objc_constant_string_init (void) {
+  memcpy (&_NSConstantStringClassReference,
+	  objc_getClass ("NSConstantString"),
+	  sizeof (_NSConstantStringClassReference));
+}
+#endif
diff --git a/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.m b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.m
new file mode 100644
index 00000000000..cd9c7dd8fa5
--- /dev/null
+++ b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.m
@@ -0,0 +1,3 @@
+/* Allow code to be shared between the FEs but avoid issues with
+   C++-only flags.  */
+#include "nsconstantstring-class-impl.h"
diff --git a/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.mm b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.mm
new file mode 100644
index 00000000000..cd9c7dd8fa5
--- /dev/null
+++ b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class-impl.mm
@@ -0,0 +1,3 @@
+/* Allow code to be shared between the FEs but avoid issues with
+   C++-only flags.  */
+#include "nsconstantstring-class-impl.h"
diff --git a/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class.h b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class.h
new file mode 100644
index 00000000000..485e39e6f08
--- /dev/null
+++ b/gcc/testsuite/objc-obj-c++-shared/nsconstantstring-class.h
@@ -0,0 +1,51 @@
+/* A small NSConstantString implementation for use with the NeXT runtime.
+   Copyright (C) 2011 Free Software Foundation, Inc.
+
+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 _test_suite_nsconstantstring_class_h_
+#define _test_suite_nsconstantstring_class_h_
+#ifdef __NEXT_RUNTIME__
+
+/* On full-fledged Mac OS X systems, NSConstantString is provided
+   as part of the Foundation framework.  However, on bare Darwin systems,
+   Foundation is not included, and hence there is no NSConstantString 
+   implementation to link against.
+
+   This code is derived from the GNU runtime's NXConstantString implementation.
+*/
+
+#include "objc-test-suite-types.h"
+
+extern TNS_STRING_REF_T _NSConstantStringClassReference;
+
+@interface NSConstantString
+{
+  Class isa;
+  char *c_string;
+  unsigned int len;
+}
+
++ (id) initialize;
+
+- (const char *) cString;
+- (unsigned int) length;
+
+@end
+
+#endif /* __NEXT_RUNTIME__ */
+#endif /* _test_suite_nsconstantstring_class_h_ */
diff --git a/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-next-encode-assist.h b/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-next-encode-assist.h
index 0a0f93c376a..af02b278a2e 100644
--- a/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-next-encode-assist.h
+++ b/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-next-encode-assist.h
@@ -10,29 +10,18 @@ typedef void * PMETH;
 #else
 #include <objc/objc-runtime.h>
 typedef struct objc_method * PMETH;
-#endif
-
-/* The NeXT headers do not define NULL.  */
-#ifndef NULL
-#define NULL 0
-#endif
 
-/* The NeXT runtimes do not include these functions (at least not through 
-   any public API).  They are required for the objc/execute/bf-* and bycopy-3. */
-
-/* Not sure why the following are missing from NeXT objc headers... */
-
-#ifndef _C_LNG_LNG
+/* Missing from old NeXT objc headers... */
 #define _C_LNG_LNG  'q'
-#endif
-#ifndef _C_ULNG_LNG
 #define _C_ULNG_LNG 'Q'
-#endif
-#ifndef _C_ATOM
 #define _C_ATOM     '%'
-#endif
-#ifndef _C_BOOL
 #define _C_BOOL     'B'
+
+#endif
+
+/* The NeXT headers do not define NULL.  */
+#ifndef NULL
+#define NULL 0
 #endif
 
 #define _C_CONST        'r'
@@ -53,7 +42,8 @@ typedef struct objc_method * PMETH;
 #define _F_ONEWAY       0x10
 #define _F_GCINVISIBLE  0x20
 
-/* Functions available in the GNU runtime, emulated here for testing with NeXT.  */
+/* The NeXT runtimes do not include these functions (at least not through 
+   any public API).  They are required for the objc/execute/bf-* and bycopy-3. */
 
 struct objc_struct_layout
 {
diff --git a/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-types.h b/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-types.h
new file mode 100644
index 00000000000..ab502d46760
--- /dev/null
+++ b/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-types.h
@@ -0,0 +1,80 @@
+/* Define test-suite types to minimize conditional test-case source.
+   Copyright (C) 2011 Free Software Foundation, Inc.
+   Contributed by Iain Sandoe 
+
+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 _OBJC_TEST_SUITE_TYPES_H_
+#define _OBJC_TEST_SUITE_TYPES_H_
+
+#ifdef __cplusplus
+#define ProtoBool bool
+#else
+#define ProtoBool _Bool
+#endif
+
+#ifndef __NEXT_RUNTIME__
+
+#define METHOD Method_t
+#define IVAR_T struct objc_ivar
+
+/* dummy const string class ref. */
+typedef void * TNS_STRING_REF_T;
+
+#else /* NeXT */
+
+#include "next-abi.h"
+#ifdef NEXT_OBJC_USE_NEW_INTERFACE
+#include <objc/runtime.h>
+#else
+#include <objc/objc-runtime.h>
+#endif
+
+/* Force a definition of nil that is compatible with GNU runtime.  */
+#undef  nil
+#define nil ((id)0)
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#define METHOD Method
+
+/* Where there are equivalent interfaces between APIs we substitute
+   a macro or typedef.  */
+#ifdef NEXT_OBJC_USE_NEW_INTERFACE
+typedef void * PMETH;
+#define IVAR_T Ivar 
+#else
+typedef struct objc_method * PMETH;
+#define IVAR_T struct objc_ivar 
+#endif
+
+#ifdef __OBJC2__
+/* Const String Class ref.  */
+typedef Class TNS_STRING_REF_T;
+#else
+/* Const String Class ref.  */
+/* We need objc_class - but we don't need endless reminders that it's deprecated.  */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+typedef struct objc_class TNS_STRING_REF_T;
+#pragma GCC diagnostic pop
+#endif
+
+#endif  /*__NEXT_RUNTIME__ */
+#endif /* _OBJC_TEST_SUITE_TYPES_H_ */
\ No newline at end of file