* doc/tm.texi.in (HANDLE_SYSV_PRAGMA,

	HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
	(HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to
	HANDLE_SYSV_PRAGMA.
	* doc/tm.texi: Regenerate.
	* system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
	HANDLE_PRAGMA_WEAK): Poison.
	* config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't
	define.
	* config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
	(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't
	define.
	* config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
	(HANDLE_PRAGMA_WEAK): Don't undefine.
	* config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't
	define.
	* config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
	(HANDLE_PRAGMA_WEAK): Don't undefine.
	* config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
	(HANDLE_PRAGMA_PACK): Don't undefine.
	* config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
	* config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
	(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
	(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't
	define.
	* config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
	* config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
	* config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.

c-family:
	* c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
	HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
	HANDLE_PRAGMA_VISIBILITY.
	* c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
	HANDLE_PRAGMA_VISIBILITY): Don't define.
	(HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.

cp:
	* name-lookup.c (handle_namespace_attrs): Don't check
	HANDLE_PRAGMA_VISIBILITY.
	* parser.c (cp_parser_namespace_definition): Don't check
	HANDLE_PRAGMA_VISIBILITY.

testsuite:
	* g++.dg/cpp/_Pragma1.C: Test for all non-Solaris targets.
	* gcc.dg/cpp/_Pragma6.c: Test for all non-Solaris targets.
	* gcc.dg/pack-test-1.c: Test for all non-default_packed targets.
	* gcc.dg/pack-test-2.c: Test for all targets.
	* gcc.dg/pragma-align.c: Test for all targets.
	* gcc.dg/pragma-pack-4.c: Do not skip for AVR.
	* gcc.dg/ucnid-10.c: Test for all targets.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166992 138bc75d-0d04-0410-961f-82ee72b054a4

36 files changed, 15 insertions, 144 deletions

diff --git a/gcc/config/alpha/elf.h b/gcc/config/alpha/elf.h
index 78b2858db56..78cafedb970 100644
--- a/gcc/config/alpha/elf.h
+++ b/gcc/config/alpha/elf.h
@@ -400,9 +400,6 @@ do {									\
   "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
    %{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
 
-/* We support #pragma.  */
-#define HANDLE_SYSV_PRAGMA 1
-
 /* Select a format to encode pointers in exception handling data.  CODE
    is 0 for data, 1 for code labels, 2 for function pointers.  GLOBAL is
    true if the symbol may be affected by dynamic relocations.
diff --git a/gcc/config/alpha/linux.h b/gcc/config/alpha/linux.h
index 712d66d8656..86b6594f45b 100644
--- a/gcc/config/alpha/linux.h
+++ b/gcc/config/alpha/linux.h
@@ -1,7 +1,7 @@
 /* Definitions of target machine for GNU compiler,
    for Alpha Linux-based GNU systems.
-   Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004, 2005, 2006, 2007
-   Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004, 2005, 2006, 2007, 2009,
+   2010 Free Software Foundation, Inc.
    Contributed by Richard Henderson.
 
 This file is part of GCC.
@@ -61,9 +61,6 @@ along with GCC; see the file COPYING3.  If not see
 #undef WCHAR_TYPE
 #define WCHAR_TYPE "int"
 
-/* Define this so that all GNU/Linux targets handle the same pragmas.  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP
-
 #define OPTION_GLIBC  (linux_libc == LIBC_GLIBC)
 
 /* Determine whether the entire c99 runtime is present in the
diff --git a/gcc/config/alpha/osf5.h b/gcc/config/alpha/osf5.h
index 4f639e2137b..84a3c248eca 100644
--- a/gcc/config/alpha/osf5.h
+++ b/gcc/config/alpha/osf5.h
@@ -268,9 +268,6 @@ __enable_execute_stack (void *addr)					\
 #define TARGET_ASM_OPEN_PAREN ""
 #define TARGET_ASM_CLOSE_PAREN ""
 
-/* Handle #pragma weak and #pragma pack.  */
-#define HANDLE_SYSV_PRAGMA 1
-
 /* Handle #pragma extern_prefix.  */
 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 1
 
diff --git a/gcc/config/alpha/vms.h b/gcc/config/alpha/vms.h
index 2c151a7e816..9985b67728e 100644
--- a/gcc/config/alpha/vms.h
+++ b/gcc/config/alpha/vms.h
@@ -69,8 +69,6 @@ along with GCC; see the file COPYING3.  If not see
 #define POINTER_SIZE 32
 #define POINTERS_EXTEND_UNSIGNED 0
 
-#define HANDLE_SYSV_PRAGMA 1
-
 #define MAX_OFILE_ALIGNMENT 524288  /* 8 x 2^16 by DEC Ada Test CD40VRA */
 
 /* The maximum alignment 'malloc' honors.  */
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
index 483b2228e54..b7df3239fb5 100644
--- a/gcc/config/arm/arm.h
+++ b/gcc/config/arm/arm.h
@@ -2097,9 +2097,6 @@ typedef struct
 #define ARM_INDEX_REGISTER_RTX_P(X)  \
   (GET_CODE (X) == REG && ARM_REG_OK_FOR_INDEX_P (X))
 
-/* Define this for compatibility reasons. */
-#define HANDLE_PRAGMA_PACK_PUSH_POP
-
 /* Specify the machine mode that this machine uses
    for the index in the tablejump instruction.  */
 #define CASE_VECTOR_MODE Pmode
diff --git a/gcc/config/arm/netbsd.h b/gcc/config/arm/netbsd.h
index 4b8de79a4d4..4a1adbae991 100644
--- a/gcc/config/arm/netbsd.h
+++ b/gcc/config/arm/netbsd.h
@@ -1,5 +1,5 @@
 /* NetBSD/arm a.out version.
-   Copyright (C) 1993, 1994, 1997, 1998, 2003, 2004, 2005, 2007, 2008
+   Copyright (C) 1993, 1994, 1997, 1998, 2003, 2004, 2005, 2007, 2008, 2010
    Free Software Foundation, Inc.
    Contributed by Mark Brinicombe (amb@physig.ph.kcl.ac.uk)
 
@@ -71,8 +71,6 @@
 #undef PTRDIFF_TYPE
 #define PTRDIFF_TYPE "int"
 
-#define HANDLE_SYSV_PRAGMA 1
-
 /* We don't have any limit on the length as out debugger is GDB.  */
 #undef DBX_CONTIN_LENGTH
 
diff --git a/gcc/config/cris/cris.h b/gcc/config/cris/cris.h
index 943b0021608..4049a6b4663 100644
--- a/gcc/config/cris/cris.h
+++ b/gcc/config/cris/cris.h
@@ -1334,9 +1334,6 @@ enum cris_pic_symbol_type
 
 #define NO_IMPLICIT_EXTERN_C
 
-/* No specific purpose other than warningless compatibility.  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 /*
  * Local variables:
  * eval: (c-set-style "gnu")
diff --git a/gcc/config/darwin.h b/gcc/config/darwin.h
index c80c2614e64..086e428f2d4 100644
--- a/gcc/config/darwin.h
+++ b/gcc/config/darwin.h
@@ -869,11 +869,6 @@ enum machopic_addr_class {
 #undef TARGET_ASM_NAMED_SECTION
 #define TARGET_ASM_NAMED_SECTION darwin_asm_named_section
 
-/* Handle pragma weak and pragma pack.  */
-#define HANDLE_SYSV_PRAGMA 1
-
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 #define DARWIN_REGISTER_TARGET_PRAGMAS()			\
   do {								\
     if (!flag_preprocess_only)					\
diff --git a/gcc/config/elfos.h b/gcc/config/elfos.h
index 8c415bad442..e483216ef7f 100644
--- a/gcc/config/elfos.h
+++ b/gcc/config/elfos.h
@@ -65,10 +65,6 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define PCC_BITFIELD_TYPE_MATTERS 1
 #endif
 
-/* Handle #pragma weak and #pragma pack.  */
-
-#define HANDLE_SYSV_PRAGMA 1
-
 /* All ELF targets can support DWARF-2.  */
 
 #define DWARF2_DEBUGGING_INFO 1
diff --git a/gcc/config/freebsd.h b/gcc/config/freebsd.h
index 1a7dac9630d..51caad294be 100644
--- a/gcc/config/freebsd.h
+++ b/gcc/config/freebsd.h
@@ -45,9 +45,6 @@ along with GCC; see the file COPYING3.  If not see
 #undef  LIB_SPEC
 #define LIB_SPEC FBSD_LIB_SPEC
 
-/* Define this so we can compile MS code for use with WINE.  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 /************************[  Target stuff  ]***********************************/
 
 /* All FreeBSD Architectures support the ELF object file format.  */
diff --git a/gcc/config/frv/frv.h b/gcc/config/frv/frv.h
index b498c614ce5..49cee4cf334 100644
--- a/gcc/config/frv/frv.h
+++ b/gcc/config/frv/frv.h
@@ -2306,13 +2306,6 @@ fprintf (STREAM, "\t.word .L%d\n", VALUE)
    `QImode'.  */
 #define FUNCTION_MODE QImode
 
-/* Define this macro to handle System V style pragmas: #pragma pack and
-   #pragma weak.  Note, #pragma weak will only be supported if SUPPORT_WEAK is
-   defined.
-
-   Defined in svr4.h.  */
-#define HANDLE_SYSV_PRAGMA 1
-
 /* A C expression for the maximum number of instructions to execute via
    conditional execution instructions instead of a branch.  A value of
    BRANCH_COST+1 is the default if the machine does not use
diff --git a/gcc/config/i386/cygming.h b/gcc/config/i386/cygming.h
index 4ee2a04349e..28c3082bd59 100644
--- a/gcc/config/i386/cygming.h
+++ b/gcc/config/i386/cygming.h
@@ -178,9 +178,6 @@ along with GCC; see the file COPYING3.  If not see
 #undef LONG_TYPE_SIZE
 #define LONG_TYPE_SIZE 32
 
-/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop).  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 union tree_node;
 #define TREE union tree_node *
 
diff --git a/gcc/config/i386/djgpp.h b/gcc/config/i386/djgpp.h
index 2a8cef6842b..de355c4709d 100644
--- a/gcc/config/i386/djgpp.h
+++ b/gcc/config/i386/djgpp.h
@@ -24,11 +24,6 @@ along with GCC; see the file COPYING3.  If not see
 /* Don't assume anything about the header files.  */
 #define NO_IMPLICIT_EXTERN_C
 
-#define HANDLE_SYSV_PRAGMA 1
-
-/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop).  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 /* If defined, a C expression whose value is a string containing the
    assembler operation to identify the following data as
    uninitialized global data.  If not defined, and neither
diff --git a/gcc/config/i386/i386-interix.h b/gcc/config/i386/i386-interix.h
index c92e42e9292..a2f579a1c44 100644
--- a/gcc/config/i386/i386-interix.h
+++ b/gcc/config/i386/i386-interix.h
@@ -1,6 +1,6 @@
 /* Target definitions for GCC for Intel 80386 running Interix
-   Parts Copyright (C) 1991, 1999, 2000, 2002, 2003, 2004, 2007, 2008
-   Free Software Foundation, Inc.
+   Parts Copyright (C) 1991, 1999, 2000, 2002, 2003, 2004, 2007, 2008, 2009,
+   2010 Free Software Foundation, Inc.
 
    Parts:
      by Douglas B. Rupp (drupp@cs.washington.edu).
@@ -30,9 +30,6 @@ along with GCC; see the file COPYING3.  If not see
 #define SDB_DEBUGGING_INFO 1
 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
 
-#define HANDLE_SYSV_PRAGMA 1
-#undef HANDLE_PRAGMA_WEAK  /* until the link format can handle it */
-
 /* By default, target has a 80387, uses IEEE compatible arithmetic,
    and returns float values in the 387 and needs stack probes
    We also align doubles to 64-bits for MSVC default compatibility
diff --git a/gcc/config/i386/netware.h b/gcc/config/i386/netware.h
index 6b423e36fc1..7f90e1dd814 100644
--- a/gcc/config/i386/netware.h
+++ b/gcc/config/i386/netware.h
@@ -1,6 +1,7 @@
 /* Core target definitions for GCC for Intel 80x86 running Netware.
    and using dwarf for the debugging format.
-   Copyright (C) 1993, 1994, 2004, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1994, 2004, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
 
    Written by David V. Henkel-Wallace (gumby@cygnus.com)
 
@@ -104,9 +105,6 @@ do {									\
 #undef DBX_REGISTER_NUMBER
 #define DBX_REGISTER_NUMBER(n) (svr4_dbx_register_map[n])
 
-/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop).  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP
-
 /* Default structure packing is 1-byte. */
 #define TARGET_DEFAULT_PACK_STRUCT 1
 
diff --git a/gcc/config/i386/vxworks.h b/gcc/config/i386/vxworks.h
index fe563000489..f7f92985016 100644
--- a/gcc/config/i386/vxworks.h
+++ b/gcc/config/i386/vxworks.h
@@ -1,5 +1,5 @@
 /* IA32 VxWorks target definitions for GNU compiler.
-   Copyright (C) 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005, 2007, 2010 Free Software Foundation, Inc.
    Updated by CodeSourcery, LLC.
 
 This file is part of GCC.
@@ -18,8 +18,6 @@ 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/>.  */
 
-#define HANDLE_SYSV_PRAGMA 1
-
 #undef  TARGET_VERSION
 #define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");
 
diff --git a/gcc/config/ia64/hpux.h b/gcc/config/ia64/hpux.h
index c0dae0ae9ea..b422441d343 100644
--- a/gcc/config/ia64/hpux.h
+++ b/gcc/config/ia64/hpux.h
@@ -1,5 +1,5 @@
 /* Definitions of target machine GNU compiler.  IA-64 version.
-   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
+   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009, 2010
    Free Software Foundation, Inc.
    Contributed by Steve Ellcey <sje@cup.hp.com> and
                   Reva Cuthbertson <reva@cup.hp.com>
@@ -213,9 +213,6 @@ do {								\
 #undef NO_PROFILE_COUNTERS
 #define NO_PROFILE_COUNTERS 0
 
-#undef HANDLE_PRAGMA_PACK_PUSH_POP
-#define HANDLE_PRAGMA_PACK_PUSH_POP
-
 /* The HP-UX linker has a bug that causes calls from functions in
    .text.unlikely to functions in .text to cause a segfault.  Until
    it is fixed, prevent code from being put into .text.unlikely or
diff --git a/gcc/config/ia64/ia64.h b/gcc/config/ia64/ia64.h
index e2705589b81..0b512f25cc8 100644
--- a/gcc/config/ia64/ia64.h
+++ b/gcc/config/ia64/ia64.h
@@ -1778,12 +1778,6 @@ do {									\
 
 #define FUNCTION_MODE Pmode
 
-/* Define this macro to handle System V style pragmas: #pragma pack and
-   #pragma weak.  Note, #pragma weak will only be supported if SUPPORT_WEAK is
-   defined.  */
-
-#define HANDLE_SYSV_PRAGMA 1
-
 /* A C expression for the maximum number of instructions to execute via
    conditional execution instructions instead of a branch.  A value of
    BRANCH_COST+1 is the default if the machine does not use
diff --git a/gcc/config/interix.h b/gcc/config/interix.h
index 658c534277a..aa3871214e8 100644
--- a/gcc/config/interix.h
+++ b/gcc/config/interix.h
@@ -61,9 +61,6 @@ for windows/multi thread */
 
 #define STDC_0_IN_SYSTEM_HEADERS 1
 
-#define HANDLE_SYSV_PRAGMA 1
-#undef HANDLE_PRAGMA_WEAK  /* until the link format can handle it */
-
 /* Names to predefine in the preprocessor for this target machine.  */
 
 #define DBX_DEBUGGING_INFO 1
diff --git a/gcc/config/linux.h b/gcc/config/linux.h
index 7c0ca95db42..4f3b4b8681a 100644
--- a/gcc/config/linux.h
+++ b/gcc/config/linux.h
@@ -102,9 +102,6 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
 #endif
 
-/* Define this so we can compile MS code for use with WINE.  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP
-
 #undef LINK_GCC_C_SEQUENCE_SPEC
 #define LINK_GCC_C_SEQUENCE_SPEC \
   "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
diff --git a/gcc/config/m32r/linux.h b/gcc/config/m32r/linux.h
index 0515e5b3b44..9856e81fa26 100644
--- a/gcc/config/m32r/linux.h
+++ b/gcc/config/m32r/linux.h
@@ -1,5 +1,5 @@
 /* Definitions for Renesas M32R running Linux-based GNU systems using ELF.
-   Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2006, 2007, 2010 Free Software Foundation, Inc.
 
    This file is part of GCC.
 
@@ -23,10 +23,6 @@
    supposed to be outputting something that will assemble under SVr4.
    This gets us pretty close.  */
 
-#define HANDLE_SYSV_PRAGMA
-
-#undef  HANDLE_PRAGMA_PACK
-
 #undef  TARGET_VERSION
 #define TARGET_VERSION fprintf (stderr, " (M32R GNU/Linux with ELF)");
 
diff --git a/gcc/config/m32r/m32r.h b/gcc/config/m32r/m32r.h
index d24cda6e82c..72e3dc9798b 100644
--- a/gcc/config/m32r/m32r.h
+++ b/gcc/config/m32r/m32r.h
@@ -22,7 +22,6 @@
 - longlong.h?
 */
 
-#undef HANDLE_SYSV_PRAGMA
 #undef SIZE_TYPE
 #undef PTRDIFF_TYPE
 #undef WCHAR_TYPE
diff --git a/gcc/config/mep/mep.h b/gcc/config/mep/mep.h
index 48d05b68d81..9a7b285cb88 100644
--- a/gcc/config/mep/mep.h
+++ b/gcc/config/mep/mep.h
@@ -804,8 +804,6 @@ typedef struct
 
 #define REGISTER_TARGET_PRAGMAS()	 mep_register_pragmas ()
 
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-   
 /* If defined, a C expression to determine the base term of address X.
    This macro is used in only one place: `find_base_term' in alias.c.
 
diff --git a/gcc/config/mips/elf.h b/gcc/config/mips/elf.h
index 8967b3d1715..572553742f4 100644
--- a/gcc/config/mips/elf.h
+++ b/gcc/config/mips/elf.h
@@ -1,5 +1,5 @@
 /* Target macros for mips*-elf targets.
-   Copyright (C) 1994, 1997, 1999, 2000, 2002, 2003, 2004, 2007
+   Copyright (C) 1994, 1997, 1999, 2000, 2002, 2003, 2004, 2007, 2010
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -49,5 +49,3 @@ along with GCC; see the file COPYING3.  If not see
 #define ENDFILE_SPEC "crtend%O%s crtn%O%s"
 
 #define NO_IMPLICIT_EXTERN_C 1
-
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
diff --git a/gcc/config/mips/sde.h b/gcc/config/mips/sde.h
index 29eaccc8724..dfa40b91a94 100644
--- a/gcc/config/mips/sde.h
+++ b/gcc/config/mips/sde.h
@@ -94,9 +94,6 @@ along with GCC; see the file COPYING3.  If not see
 #undef PTRDIFF_TYPE
 #define PTRDIFF_TYPE "long int"
 
-/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop).  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 /* Use standard ELF-style local labels (not '$' as on early Irix).  */
 #undef LOCAL_LABEL_PREFIX
 #define LOCAL_LABEL_PREFIX "."
diff --git a/gcc/config/mmix/mmix.h b/gcc/config/mmix/mmix.h
index 251c88b938f..1d8665bdf3b 100644
--- a/gcc/config/mmix/mmix.h
+++ b/gcc/config/mmix/mmix.h
@@ -887,8 +887,6 @@ typedef struct { int regs; int lib; } CUMULATIVE_ARGS;
 
 #define NO_IMPLICIT_EXTERN_C
 
-#define HANDLE_SYSV_PRAGMA 1
-
 /* These are checked.  */
 #define DOLLARS_IN_IDENTIFIERS 0
 #define NO_DOLLAR_IN_LABEL
diff --git a/gcc/config/netbsd.h b/gcc/config/netbsd.h
index 4f82809c8c1..ddf6567dc53 100644
--- a/gcc/config/netbsd.h
+++ b/gcc/config/netbsd.h
@@ -1,6 +1,6 @@
 /* Base configuration file for all NetBSD targets.
    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-   2007 Free Software Foundation, Inc.
+   2007, 2009, 2010 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -158,10 +158,6 @@ along with GCC; see the file COPYING3.  If not see
 #undef TARGET_POSIX_IO
 #define TARGET_POSIX_IO
 
-/* Handle #pragma weak and #pragma pack.  */
-
-#define HANDLE_SYSV_PRAGMA 1
-
 /* Don't assume anything about the header files.  */
 #undef  NO_IMPLICIT_EXTERN_C
 #define NO_IMPLICIT_EXTERN_C    1
@@ -224,6 +220,3 @@ __enable_execute_stack (void *addr)					\
   /* 7 == PROT_READ | PROT_WRITE | PROT_EXEC */				\
   (void) mprotect (page, end - page, 7);				\
 }
-
-/* Define this so we can compile MS code for use with WINE.  */
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
diff --git a/gcc/config/openbsd.h b/gcc/config/openbsd.h
index d15dff15f98..b1076a7b4d6 100644
--- a/gcc/config/openbsd.h
+++ b/gcc/config/openbsd.h
@@ -282,12 +282,6 @@ do {									 \
 /* Storage layout.  */
 
 
-/* bug work around: we don't want to support #pragma weak, but the current
-   code layout needs HANDLE_PRAGMA_WEAK asserted for __attribute((weak)) to
-   work.  On the other hand, we don't define HANDLE_PRAGMA_WEAK directly,
-   as this depends on a few other details as well...  */
-#define HANDLE_SYSV_PRAGMA 1
-
 /* Stack is explicitly denied execution rights on OpenBSD platforms.  */
 #define ENABLE_EXECUTE_STACK						\
 extern void __enable_execute_stack (void *);				\
diff --git a/gcc/config/pa/pa-hpux.h b/gcc/config/pa/pa-hpux.h
index b600b0e3d4c..69a9d1905f7 100644
--- a/gcc/config/pa/pa-hpux.h
+++ b/gcc/config/pa/pa-hpux.h
@@ -1,5 +1,5 @@
 /* Definitions of target machine for GNU compiler, for HP-UX.
-   Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004, 2007, 2008
+   Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004, 2007, 2008, 2009, 2010
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -114,12 +114,4 @@ along with GCC; see the file COPYING3.  If not see
 #undef TARGET_HPUX_UNWIND_LIBRARY
 #define TARGET_HPUX_UNWIND_LIBRARY 1
 
-/* Handle #pragma weak and #pragma pack.  */
-#undef HANDLE_SYSV_PRAGMA
-#define HANDLE_SYSV_PRAGMA
-
-/* Define this so we can compile MS code for use with WINE.  */
-#undef HANDLE_PRAGMA_PACK_PUSH_POP
-#define HANDLE_PRAGMA_PACK_PUSH_POP
-
 #define MD_UNWIND_SUPPORT "config/pa/hpux-unwind.h"
diff --git a/gcc/config/rs6000/aix.h b/gcc/config/rs6000/aix.h
index 9d5a380a40d..7f60d329bed 100644
--- a/gcc/config/rs6000/aix.h
+++ b/gcc/config/rs6000/aix.h
@@ -56,9 +56,6 @@
 #define ASM_OUTPUT_DWARF_TABLE_REF rs6000_aix_asm_output_dwarf_table_ref
 #endif
 
-/* Handle #pragma weak and #pragma pack.  */
-#define HANDLE_SYSV_PRAGMA 1
-
 /* This is the only version of nm that collect2 can work with.  */
 #define REAL_NM_FILE_NAME "/usr/ucb/nm"
 
diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
index d557ce1626a..ae27682a682 100644
--- a/gcc/config/rs6000/sysv4.h
+++ b/gcc/config/rs6000/sysv4.h
@@ -1062,18 +1062,6 @@ ncrtn.o%s"
 /* Function name to call to do profiling.  */
 #define RS6000_MCOUNT "_mcount"
 
-/* Define this macro (to a value of 1) if you want to support the
-   Win32 style pragmas #pragma pack(push,<n>)' and #pragma
-   pack(pop)'.  The pack(push,<n>) pragma specifies the maximum
-   alignment (in bytes) of fields within a structure, in much the
-   same way as the __aligned__' and __packed__' __attribute__'s
-   do.  A pack value of zero resets the behavior to the default.
-   Successive invocations of this pragma cause the previous values to
-   be stacked, so that invocations of #pragma pack(pop)' will return
-   to the previous value.  */
-
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 /* Select a format to encode pointers in exception handling data.  CODE
    is 0 for data, 1 for code labels, 2 for function pointers.  GLOBAL is
    true if the symbol may be affected by dynamic relocations.  */
diff --git a/gcc/config/rx/rx.h b/gcc/config/rx/rx.h
index 9eb25e8aa22..233fac2f3dc 100644
--- a/gcc/config/rx/rx.h
+++ b/gcc/config/rx/rx.h
@@ -151,8 +151,6 @@ extern enum rx_cpu_types  rx_cpu_type;
 
 #define LEGITIMATE_CONSTANT_P(X) 	rx_is_legitimate_constant (X)
 
-#define HANDLE_PRAGMA_PACK_PUSH_POP	1
-
 #define HAVE_PRE_DECCREMENT		1
 #define HAVE_POST_INCREMENT		1
 
diff --git a/gcc/config/score/elf.h b/gcc/config/score/elf.h
index d04373ecd85..30fc7f016cc 100644
--- a/gcc/config/score/elf.h
+++ b/gcc/config/score/elf.h
@@ -1,5 +1,5 @@
 /* elf.h for Sunplus S+CORE processor
-   Copyright (C) 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007, 2010 Free Software Foundation, Inc.
 
    This file is part of GCC.
 
@@ -95,6 +95,3 @@
 
 #undef  ENDFILE_SPEC
 #define ENDFILE_SPEC            "crtend%O%s crtn%O%s"
-
-/* We support #pragma.  */
-#define HANDLE_SYSV_PRAGMA      1
diff --git a/gcc/config/spu/spu.h b/gcc/config/spu/spu.h
index 98d2f24573f..b5e054b18d9 100644
--- a/gcc/config/spu/spu.h
+++ b/gcc/config/spu/spu.h
@@ -512,8 +512,6 @@ targetm.resolve_overloaded_builtin = spu_resolve_overloaded_builtin;	\
 
 #define NO_IMPLICIT_EXTERN_C 1
 
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1
-
 /* Canonicalize a comparison from one we don't have to one we do have.  */
 #define CANONICALIZE_COMPARISON(CODE,OP0,OP1) \
   do {                                                                    \
diff --git a/gcc/config/stormy16/stormy16.h b/gcc/config/stormy16/stormy16.h
index 1ac73c41b9b..1781bc3adea 100644
--- a/gcc/config/stormy16/stormy16.h
+++ b/gcc/config/stormy16/stormy16.h
@@ -587,5 +587,3 @@ enum reg_class
 #define FUNCTION_MODE HImode
 
 #define NO_IMPLICIT_EXTERN_C
-
-#define HANDLE_SYSV_PRAGMA 1
diff --git a/gcc/config/xtensa/elf.h b/gcc/config/xtensa/elf.h
index f0d18059539..90b1c717666 100644
--- a/gcc/config/xtensa/elf.h
+++ b/gcc/config/xtensa/elf.h
@@ -1,6 +1,6 @@
 /* Xtensa/Elf configuration.
    Derived from the configuration for GCC for Intel i386 running Linux.
-   Copyright (C) 2001, 2003, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003, 2006, 2007, 2010 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -98,5 +98,3 @@ do \
 	      "GCC", PREFIX_PRIORITY_LAST, 0, 0); \
   } \
 while (0)
-
-#define HANDLE_PRAGMA_PACK_PUSH_POP 1