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Date: Sat, 20 Nov 2010 12:40:00 -0000
Message-ID: <AANLkTinYrjV2gERdOgr8mthXfzjP36cEwJ4ea9X6kcLN@mail.gmail.com>
Subject: Re: Enable #pragma pack with push and pop unconditionally
From: Richard Guenther <richard.guenther@gmail.com>
To: "Joseph S. Myers" <joseph@codesourcery.com>
Cc: gcc-patches@gcc.gnu.org
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On Sat, Nov 20, 2010 at 2:47 AM, Joseph S. Myers
<joseph@codesourcery.com> wrote:
> As proposed in
> <http://gcc.gnu.org/ml/gcc-patches/2010-11/msg01986.html>, this patch
> eliminates the target macros HANDLE_SYSV_PRAGMA and
> HANDLE_PRAGMA_PACK_PUSH_POP, enabling the relevant features
> unconditionally.
>
> The user documentation of #pragma pack makes no mention of it being
> conditional on the target, so needs no changes. =A0The documentation of
> the target macros was inaccurate when it claimed #pragma weak support
> was conditional on HANDLE_SYSV_PRAGMA; the code was always enabled
> (#ifdef on HANDLE_PRAGMA_WEAK, a macro unconditionally #defined in
> c-pragma.h), with checks of SUPPORTS_WEAK being done when weak symbols
> are actually created. =A0Some targets thought HANDLE_PRAGMA_WEAK was a
> target macro; undefining that, or HANDLE_PRAGMA_PACK, was ineffective
> given the order of inclusion of headers. =A0Similarly,
> HANDLE_PRAGMA_VISIBILITY was unconditionally defined and so served no
> useful purpose.
>
> Bootstrapped with no regressions on x86_64-unknown-linux-gnu. =A0Also
> tested building cc1 for crosses to: alpha-linux-gnu alpha-dec-osf5.1
> alpha-dec-vms arm-netbsdelf cris-elf frv-elf i686-darwin
> i686-freebsd8.1 i686-interix3 i686-mingw32 i686-netbsdelf i686-netware
> i686-openbsd i686-wrs-vxworks ia64-hpux11.23 m32r-linux-gnu mep-elf
> mips-sde-elf mmix-knuth-mmixware hppa64-hpux11.23 powerpc-ibm-aix5.3.0
> powerpc-linux-gnu rx-elf score-elf spu-elf xstormy16-elf xtensa-elf
> (builds for alpha-dec-osf5.1 and i686-interix3 failed for unrelated
> reasons). =A0OK to commit (the non-front-end parts; I think the removal
> of always-true conditionals in the C++ front end counts as obvious)?

Ok.

Thanks,
Richard.

> 2010-11-19 =A0Joseph Myers =A0<joseph@codesourcery.com>
>
> =A0 =A0 =A0 =A0* doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to
> =A0 =A0 =A0 =A0HANDLE_SYSV_PRAGMA.
> =A0 =A0 =A0 =A0* doc/tm.texi: Regenerate.
> =A0 =A0 =A0 =A0* system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGM=
A,
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_WEAK): Poison.
> =A0 =A0 =A0 =A0* config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't
> =A0 =A0 =A0 =A0define.
> =A0 =A0 =A0 =A0* config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't de=
fine.
> =A0 =A0 =A0 =A0* config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't =
define.
> =A0 =A0 =A0 =A0* config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
> =A0 =A0 =A0 =A0* config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't de=
fine.
> =A0 =A0 =A0 =A0* config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don=
't
> =A0 =A0 =A0 =A0define.
> =A0 =A0 =A0 =A0* config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't=
 define.
> =A0 =A0 =A0 =A0* config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't d=
efine.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_WEAK): Don't undefine.
> =A0 =A0 =A0 =A0* config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don=
't
> =A0 =A0 =A0 =A0define.
> =A0 =A0 =A0 =A0* config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't =
define.
> =A0 =A0 =A0 =A0* config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_WEAK): Don't undefine.
> =A0 =A0 =A0 =A0* config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't defi=
ne.
> =A0 =A0 =A0 =A0* config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_PACK): Don't undefine.
> =A0 =A0 =A0 =A0* config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
> =A0 =A0 =A0 =A0* config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't de=
fine.
> =A0 =A0 =A0 =A0* config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't d=
efine.
> =A0 =A0 =A0 =A0* config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't d=
efine.
> =A0 =A0 =A0 =A0* config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
> =A0 =A0 =A0 =A0* config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0(HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
> =A0 =A0 =A0 =A0* config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don=
't
> =A0 =A0 =A0 =A0define.
> =A0 =A0 =A0 =A0* config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't defi=
ne.
> =A0 =A0 =A0 =A0* config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
> =A0 =A0 =A0 =A0* config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't de=
fine.
> =A0 =A0 =A0 =A0* config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't d=
efine.
> =A0 =A0 =A0 =A0* config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't=
 define.
>
> c-family:
> 2010-11-19 =A0Joseph Myers =A0<joseph@codesourcery.com>
>
> =A0 =A0 =A0 =A0* c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_VISIBILITY.
> =A0 =A0 =A0 =A0* c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_VISIBILITY): Don't define.
> =A0 =A0 =A0 =A0(HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't t=
est.
>
> cp:
> 2010-11-19 =A0Joseph Myers =A0<joseph@codesourcery.com>
>
> =A0 =A0 =A0 =A0* name-lookup.c (handle_namespace_attrs): Don't check
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_VISIBILITY.
> =A0 =A0 =A0 =A0* parser.c (cp_parser_namespace_definition): Don't check
> =A0 =A0 =A0 =A0HANDLE_PRAGMA_VISIBILITY.
>
> testsuite:
> 2010-11-19 =A0Joseph Myers =A0<joseph@codesourcery.com>
>
> =A0 =A0 =A0 =A0* g++.dg/cpp/_Pragma1.C: Test for all non-Solaris targets.
> =A0 =A0 =A0 =A0* gcc.dg/cpp/_Pragma6.c: Test for all non-Solaris targets.
> =A0 =A0 =A0 =A0* gcc.dg/pack-test-1.c: Test for all non-default_packed ta=
rgets.
> =A0 =A0 =A0 =A0* gcc.dg/pack-test-2.c: Test for all targets.
> =A0 =A0 =A0 =A0* gcc.dg/pragma-align.c: Test for all targets.
> =A0 =A0 =A0 =A0* gcc.dg/pragma-pack-4.c: Do not skip for AVR.
> =A0 =A0 =A0 =A0* gcc.dg/ucnid-10.c: Test for all targets.
>
> Index: gcc/doc/tm.texi
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/doc/tm.texi =A0 =A0 (revision 166951)
> +++ gcc/doc/tm.texi =A0 =A0 (working copy)
> @@ -10666,55 +10666,8 @@ rule to the makefile fragment pointed to
> =A0how to build this object file.
> =A0@end deftypefun
>
> -@findex #pragma
> -@findex pragma
> -@defmac HANDLE_SYSV_PRAGMA
> -Define this macro (to a value of 1) if you want the System V style
> -pragmas @samp{#pragma pack(<n>)} and @samp{#pragma weak <name>
> -[=3D<value>]} to be supported by gcc.
> -
> -The pack pragma specifies the maximum alignment (in bytes) of fields
> -within a structure, in much the same way as the @samp{__aligned__} and
> -@samp{__packed__} @code{__attribute__}s do. =A0A pack value of zero rese=
ts
> -the behavior to the default.
> -
> -A subtlety for Microsoft Visual C/C++ style bit-field packing
> -(e.g.@: -mms-bitfields) for targets that support it:
> -When a bit-field is inserted into a packed record, the whole size
> -of the underlying type is used by one or more same-size adjacent
> -bit-fields (that is, if its long:3, 32 bits is used in the record,
> -and any additional adjacent long bit-fields are packed into the same
> -chunk of 32 bits. =A0However, if the size changes, a new field of that
> -size is allocated).
> -
> -If both MS bit-fields and @samp{__attribute__((packed))} are used,
> -the latter will take precedence. =A0If @samp{__attribute__((packed))} is
> -used on a single field when MS bit-fields are in use, it will take
> -precedence for that field, but the alignment of the rest of the structure
> -may affect its placement.
> -
> -The weak pragma only works if @code{SUPPORTS_WEAK} and
> -@code{ASM_WEAKEN_LABEL} are defined. =A0If enabled it allows the creation
> -of specifically named weak labels, optionally with a value.
> -@end defmac
> -
> -@findex #pragma
> -@findex pragma
> -@defmac HANDLE_PRAGMA_PACK_PUSH_POP
> -Define this macro (to a value of 1) if you want to support the Win32
> -style pragmas @samp{#pragma pack(push[,@var{n}])} and @samp{#pragma
> -pack(pop)}. =A0The @samp{pack(push,[@var{n}])} pragma specifies the maxi=
mum
> -alignment (in bytes) of fields within a structure, in much the same way =
as
> -the @samp{__aligned__} and @samp{__packed__} @code{__attribute__}s do. =
=A0A
> -pack value of zero resets the behavior to the default. =A0Successive
> -invocations of this pragma cause the previous values to be stacked, so
> -that invocations of @samp{#pragma pack(pop)} will return to the previous
> -value.
> -@end defmac
> -
> =A0@defmac HANDLE_PRAGMA_PACK_WITH_EXPANSION
> -Define this macro, as well as
> -@code{HANDLE_SYSV_PRAGMA}, if macros should be expanded in the
> +Define this macro if macros should be expanded in the
> =A0arguments of @samp{#pragma pack}.
> =A0@end defmac
>
> Index: gcc/doc/tm.texi.in
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/doc/tm.texi.in =A0(revision 166951)
> +++ gcc/doc/tm.texi.in =A0(working copy)
> @@ -10628,55 +10628,8 @@ rule to the makefile fragment pointed to
> =A0how to build this object file.
> =A0@end deftypefun
>
> -@findex #pragma
> -@findex pragma
> -@defmac HANDLE_SYSV_PRAGMA
> -Define this macro (to a value of 1) if you want the System V style
> -pragmas @samp{#pragma pack(<n>)} and @samp{#pragma weak <name>
> -[=3D<value>]} to be supported by gcc.
> -
> -The pack pragma specifies the maximum alignment (in bytes) of fields
> -within a structure, in much the same way as the @samp{__aligned__} and
> -@samp{__packed__} @code{__attribute__}s do. =A0A pack value of zero rese=
ts
> -the behavior to the default.
> -
> -A subtlety for Microsoft Visual C/C++ style bit-field packing
> -(e.g.@: -mms-bitfields) for targets that support it:
> -When a bit-field is inserted into a packed record, the whole size
> -of the underlying type is used by one or more same-size adjacent
> -bit-fields (that is, if its long:3, 32 bits is used in the record,
> -and any additional adjacent long bit-fields are packed into the same
> -chunk of 32 bits. =A0However, if the size changes, a new field of that
> -size is allocated).
> -
> -If both MS bit-fields and @samp{__attribute__((packed))} are used,
> -the latter will take precedence. =A0If @samp{__attribute__((packed))} is
> -used on a single field when MS bit-fields are in use, it will take
> -precedence for that field, but the alignment of the rest of the structure
> -may affect its placement.
> -
> -The weak pragma only works if @code{SUPPORTS_WEAK} and
> -@code{ASM_WEAKEN_LABEL} are defined. =A0If enabled it allows the creation
> -of specifically named weak labels, optionally with a value.
> -@end defmac
> -
> -@findex #pragma
> -@findex pragma
> -@defmac HANDLE_PRAGMA_PACK_PUSH_POP
> -Define this macro (to a value of 1) if you want to support the Win32
> -style pragmas @samp{#pragma pack(push[,@var{n}])} and @samp{#pragma
> -pack(pop)}. =A0The @samp{pack(push,[@var{n}])} pragma specifies the maxi=
mum
> -alignment (in bytes) of fields within a structure, in much the same way =
as
> -the @samp{__aligned__} and @samp{__packed__} @code{__attribute__}s do. =
=A0A
> -pack value of zero resets the behavior to the default. =A0Successive
> -invocations of this pragma cause the previous values to be stacked, so
> -that invocations of @samp{#pragma pack(pop)} will return to the previous
> -value.
> -@end defmac
> -
> =A0@defmac HANDLE_PRAGMA_PACK_WITH_EXPANSION
> -Define this macro, as well as
> -@code{HANDLE_SYSV_PRAGMA}, if macros should be expanded in the
> +Define this macro if macros should be expanded in the
> =A0arguments of @samp{#pragma pack}.
> =A0@end defmac
>
> Index: gcc/c-family/c-pragma.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/c-family/c-pragma.c =A0 =A0 (revision 166951)
> +++ gcc/c-family/c-pragma.c =A0 =A0 (working copy)
> @@ -54,10 +54,8 @@ typedef struct GTY(()) align_stack {
>
> =A0static GTY(()) struct align_stack * alignment_stack;
>
> -#ifdef HANDLE_PRAGMA_PACK
> =A0static void handle_pragma_pack (cpp_reader *);
>
> -#ifdef HANDLE_PRAGMA_PACK_PUSH_POP
> =A0/* If we have a "global" #pragma pack(<n>) in effect when the first
> =A0 =A0#pragma pack(push,<n>) is encountered, this stores the value of
> =A0 =A0maximum_field_alignment in effect. =A0When the final pop_alignment=
()
> @@ -125,13 +123,6 @@ pop_alignment (tree id)
>
> =A0 alignment_stack =3D entry;
> =A0}
> -#else =A0/* not HANDLE_PRAGMA_PACK_PUSH_POP */
> -#define SET_GLOBAL_ALIGNMENT(ALIGN) (maximum_field_alignment =3D (ALIGN))
> -#define push_alignment(ID, N) \
> - =A0 =A0GCC_BAD ("#pragma pack(push[, id], <n>) is not supported on this=
 target")
> -#define pop_alignment(ID) \
> - =A0 =A0GCC_BAD ("#pragma pack(pop[, id], <n>) is not supported on this =
target")
> -#endif /* HANDLE_PRAGMA_PACK_PUSH_POP */
>
> =A0/* #pragma pack ()
> =A0 =A0#pragma pack (N)
> @@ -244,7 +235,6 @@ handle_pragma_pack (cpp_reader * ARG_UNU
> =A0 =A0 case pop: =A0 pop_alignment (id); =A0 =A0 =A0 =A0 =A0 break;
> =A0 =A0 }
> =A0}
> -#endif =A0/* HANDLE_PRAGMA_PACK */
>
> =A0typedef struct GTY(()) pending_weak_d
> =A0{
> @@ -257,7 +247,6 @@ DEF_VEC_ALLOC_O(pending_weak,gc);
>
> =A0static GTY(()) VEC(pending_weak,gc) *pending_weaks;
>
> -#ifdef HANDLE_PRAGMA_WEAK
> =A0static void apply_pragma_weak (tree, tree);
> =A0static void handle_pragma_weak (cpp_reader *);
>
> @@ -380,17 +369,6 @@ handle_pragma_weak (cpp_reader * ARG_UNU
> =A0 =A0 =A0 pe->value =3D value;
> =A0 =A0 }
> =A0}
> -#else
> -void
> -maybe_apply_pragma_weak (tree ARG_UNUSED (decl))
> -{
> -}
> -
> -void
> -maybe_apply_pending_pragma_weaks (void)
> -{
> -}
> -#endif /* HANDLE_PRAGMA_WEAK */
>
> =A0/* GCC supports two #pragma directives for renaming the external
> =A0 =A0symbol associated with a declaration (DECL_ASSEMBLER_NAME), for
> @@ -617,7 +595,6 @@ maybe_apply_renaming_pragma (tree decl,
> =A0}
>
>
> -#ifdef HANDLE_PRAGMA_VISIBILITY
> =A0static void handle_pragma_visibility (cpp_reader *);
>
> =A0static VEC (int, heap) *visstack;
> @@ -710,8 +687,6 @@ handle_pragma_visibility (cpp_reader *du
> =A0 =A0 warning (OPT_Wpragmas, "junk at end of %<#pragma GCC visibility%>=
");
> =A0}
>
> -#endif
> -
> =A0static void
> =A0handle_pragma_diagnostic(cpp_reader *ARG_UNUSED(dummy))
> =A0{
> @@ -1316,19 +1291,13 @@ init_pragma (void)
> =A0 =A0 cpp_register_deferred_pragma (parse_in, "GCC", "pch_preprocess",
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0PRAGMA=
_GCC_PCH_PREPROCESS, false, false);
>
> -#ifdef HANDLE_PRAGMA_PACK
> =A0#ifdef HANDLE_PRAGMA_PACK_WITH_EXPANSION
> =A0 c_register_pragma_with_expansion (0, "pack", handle_pragma_pack);
> =A0#else
> =A0 c_register_pragma (0, "pack", handle_pragma_pack);
> =A0#endif
> -#endif
> -#ifdef HANDLE_PRAGMA_WEAK
> =A0 c_register_pragma (0, "weak", handle_pragma_weak);
> -#endif
> -#ifdef HANDLE_PRAGMA_VISIBILITY
> =A0 c_register_pragma ("GCC", "visibility", handle_pragma_visibility);
> -#endif
>
> =A0 c_register_pragma ("GCC", "diagnostic", handle_pragma_diagnostic);
> =A0 c_register_pragma ("GCC", "target", handle_pragma_target);
> Index: gcc/c-family/c-pragma.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/c-family/c-pragma.h =A0 =A0 (revision 166951)
> +++ gcc/c-family/c-pragma.h =A0 =A0 (working copy)
> @@ -1,6 +1,6 @@
> =A0/* Pragma related interfaces.
> =A0 =A0Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
> - =A0 2007, 2008 =A0Free Software Foundation, Inc.
> + =A0 2007, 2008, 2009, 2010 =A0Free Software Foundation, Inc.
>
> =A0This file is part of GCC.
>
> @@ -75,26 +75,9 @@ typedef enum pragma_omp_clause {
>
> =A0extern struct cpp_reader* parse_in;
>
> -#define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK
> -
> -#ifdef HANDLE_SYSV_PRAGMA
> -/* We always support #pragma pack for SYSV pragmas. =A0*/
> -#ifndef HANDLE_PRAGMA_PACK
> -#define HANDLE_PRAGMA_PACK 1
> -#endif
> -#endif /* HANDLE_SYSV_PRAGMA */
> -
> -
> -#ifdef HANDLE_PRAGMA_PACK_PUSH_POP
> -/* If we are supporting #pragma pack(push... then we automatically
> - =A0 support #pragma pack(<n>) =A0*/
> -#define HANDLE_PRAGMA_PACK 1
> -#endif /* HANDLE_PRAGMA_PACK_PUSH_POP */
> -
> =A0/* It's safe to always leave visibility pragma enabled as if
> =A0 =A0visibility is not supported on the host OS platform the
> =A0 =A0statements are ignored. =A0*/
> -#define HANDLE_PRAGMA_VISIBILITY 1
> =A0extern void push_visibility (const char *, int);
> =A0extern bool pop_visibility (int);
>
> Index: gcc/testsuite/gcc.dg/pragma-align.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/gcc.dg/pragma-align.c (revision 166951)
> +++ gcc/testsuite/gcc.dg/pragma-align.c (working copy)
> @@ -1,6 +1,6 @@
> -/* Prove that HANDLE_SYSTEMV_PRAGMA alignment handling works somewhat. */
> +/* Prove that pragma alignment handling works somewhat. */
>
> -/* { dg-do run { target i?86-*-linux* x86_64-*-linux* i?86-*-*bsd* *-*-s=
olaris2.* } } */
> +/* { dg-do run } */
>
> =A0extern void abort (void);
>
> Index: gcc/testsuite/gcc.dg/cpp/_Pragma6.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/gcc.dg/cpp/_Pragma6.c (revision 166951)
> +++ gcc/testsuite/gcc.dg/cpp/_Pragma6.c (working copy)
> @@ -1,8 +1,7 @@
> =A0/* PR c/27747 */
> =A0/* This is supposed to succeed only if
> - =A0 the target defines HANDLE_PRAGMA_PACK_PUSH_POP
> - =A0 and doesn't define HANDLE_PRAGMA_PACK_WITH_EXPANSION. =A0*/
> -/* { dg-do compile { target { ! { powerpc-ibm-aix* *-*-solaris2* fido-*-=
* m68k-*-* sh*-[us]*-elf m32c-*-* *-*-vxworks moxie-*-* mips-sgi-irix* alph=
a*-dec-osf* } } } } */
> + =A0 the target doesn't define HANDLE_PRAGMA_PACK_WITH_EXPANSION. =A0*/
> +/* { dg-do compile { target { ! { *-*-solaris2* } } } } */
>
> =A0#define push bar
> =A0#define foo _Pragma ("pack(push)")
> Index: gcc/testsuite/gcc.dg/pack-test-1.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/gcc.dg/pack-test-1.c =A0(revision 166951)
> +++ gcc/testsuite/gcc.dg/pack-test-1.c =A0(working copy)
> @@ -1,7 +1,7 @@
> =A0/* Test semantics of #pragma pack.
> =A0 =A0Contributed by Mike Coleman <mcoleman2@kc.rr.com> */
>
> -/* { dg-do compile { target { { *-*-linux* *-*-cygwin* powerpc*-*-eabi* =
} && { ! default_packed } } } } */
> +/* { dg-do compile { target { ! default_packed } } } */
>
> =A0/* Mainly we're just testing whether pushing and popping seem to be
> =A0 =A0working correctly, and verifying the (alignment =3D=3D 1) case, wh=
ich
> Index: gcc/testsuite/gcc.dg/pack-test-2.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/gcc.dg/pack-test-2.c =A0(revision 166951)
> +++ gcc/testsuite/gcc.dg/pack-test-2.c =A0(working copy)
> @@ -1,7 +1,7 @@
> =A0/* Tests for syntax checking of #pragma pack.
> =A0 =A0Contributed by Mike Coleman <mcoleman2@kc.rr.com> */
>
> -/* { dg-do compile { target *-*-linux* *-*-cygwin* powerpc*-*-eabi* } } =
*/
> +/* { dg-do compile } */
>
> =A0#pragma pack(pop) =A0 =A0 =A0 =A0 =A0 =A0 =A0 /* { dg-warning "without=
 matching" } */
>
> Index: gcc/testsuite/gcc.dg/ucnid-10.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/gcc.dg/ucnid-10.c =A0 =A0 (revision 166951)
> +++ gcc/testsuite/gcc.dg/ucnid-10.c =A0 =A0 (working copy)
> @@ -1,6 +1,6 @@
> =A0/* Verify diagnostics for extended identifiers refer to UCNs (in the C
> =A0 =A0locale). =A0Test #pragma pack diagnostics. =A0*/
> -/* { dg-do compile { target *-*-linux* *-*-cygwin* powerpc*-*-eabi* } } =
*/
> +/* { dg-do compile } */
> =A0/* { dg-options "-std=3Dgnu99 -fextended-identifiers" } */
>
> =A0#pragma pack(push)
> Index: gcc/testsuite/gcc.dg/pragma-pack-4.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/gcc.dg/pragma-pack-4.c =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/testsuite/gcc.dg/pragma-pack-4.c =A0 =A0 =A0 =A0(working copy)
> @@ -1,6 +1,5 @@
> =A0/* PR c/28286 */
> =A0/* { dg-do compile } */
> -/* { dg-skip-if "no Pragma pack" { "avr-*-*" } { "*" } { "" } } */
>
>
> =A0#pragma pack(0.5) =A0 =A0 =A0 =A0 /* { dg-warning "invalid constant" }=
 */
> Index: gcc/testsuite/g++.dg/cpp/_Pragma1.C
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/testsuite/g++.dg/cpp/_Pragma1.C (revision 166951)
> +++ gcc/testsuite/g++.dg/cpp/_Pragma1.C (working copy)
> @@ -1,8 +1,7 @@
> =A0// PR c++/27748
> =A0// This is supposed to succeed only if
> -// the target defines HANDLE_PRAGMA_PACK_PUSH_POP
> -// and doesn't define HANDLE_PRAGMA_PACK_WITH_EXPANSION.
> -// { dg-do compile { target { ! { powerpc-ibm-aix* *-*-solaris2* fido-*-=
* m68k-*-* mips-sgi-irix* sh*-[us]*-elf m32c-*-* *-*-vxworks alpha*-dec-osf=
* } } } }
> +// the target doesn't define HANDLE_PRAGMA_PACK_WITH_EXPANSION.
> +// { dg-do compile { target { ! { *-*-solaris2* } } } }
>
> =A0#define push bar
> =A0#define foo _Pragma ("pack(push)")
> Index: gcc/cp/parser.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/cp/parser.c =A0 =A0 (revision 166951)
> +++ gcc/cp/parser.c =A0 =A0 (working copy)
> @@ -13828,10 +13828,8 @@ cp_parser_namespace_definition (cp_parse
> =A0 /* Parse the body of the namespace. =A0*/
> =A0 cp_parser_namespace_body (parser);
>
> -#ifdef HANDLE_PRAGMA_VISIBILITY
> =A0 if (has_visibility)
> =A0 =A0 pop_visibility (1);
> -#endif
>
> =A0 /* Finish the namespace. =A0*/
> =A0 pop_namespace ();
> Index: gcc/cp/name-lookup.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/cp/name-lookup.c =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/cp/name-lookup.c =A0 =A0 =A0 =A0(working copy)
> @@ -3239,7 +3239,6 @@ handle_namespace_attrs (tree ns, tree at
> =A0 =A0 =A0 tree name =3D TREE_PURPOSE (d);
> =A0 =A0 =A0 tree args =3D TREE_VALUE (d);
>
> -#ifdef HANDLE_PRAGMA_VISIBILITY
> =A0 =A0 =A0 if (is_attribute_p ("visibility", name))
> =A0 =A0 =A0 =A0{
> =A0 =A0 =A0 =A0 =A0tree x =3D args ? TREE_VALUE (args) : NULL_TREE;
> @@ -3260,7 +3259,6 @@ handle_namespace_attrs (tree ns, tree at
> =A0 =A0 =A0 =A0 =A0saw_vis =3D true;
> =A0 =A0 =A0 =A0}
> =A0 =A0 =A0 else
> -#endif
> =A0 =A0 =A0 =A0{
> =A0 =A0 =A0 =A0 =A0warning (OPT_Wattributes, "%qD attribute directive ign=
ored",
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 name);
> Index: gcc/system.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/system.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/system.h =A0 =A0 =A0 =A0(working copy)
> @@ -777,7 +777,8 @@ extern void fancy_abort (const char *, i
> =A0 =A0 =A0 =A0ORDER_REGS_FOR_LOCAL_ALLOC FUNCTION_OUTGOING_VALUE =A0 =A0=
 =A0 =A0 =A0 =A0 =A0 =A0 \
> =A0 =A0 =A0 =A0ASM_DECLARE_CONSTANT_NAME MODIFY_TARGET_NAME SWITCHES_NEED=
_SPACES =A0\
> =A0 =A0 =A0 =A0SWITCH_CURTAILS_COMPILATION SWITCH_TAKES_ARG WORD_SWITCH_T=
AKES_ARG \
> - =A0 =A0 =A0 TARGET_OPTION_TRANSLATE_TABLE
> + =A0 =A0 =A0 TARGET_OPTION_TRANSLATE_TABLE HANDLE_PRAGMA_PACK_PUSH_POP =
=A0 =A0 =A0 =A0 =A0\
> + =A0 =A0 =A0 HANDLE_SYSV_PRAGMA HANDLE_PRAGMA_WEAK
>
> =A0/* Hooks that are no longer used. =A0*/
> =A0#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE =
=A0\
> Index: gcc/config/alpha/linux.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/alpha/linux.h =A0 =A0(revision 166951)
> +++ gcc/config/alpha/linux.h =A0 =A0(working copy)
> @@ -1,7 +1,7 @@
> =A0/* Definitions of target machine for GNU compiler,
> =A0 =A0for Alpha Linux-based GNU systems.
> - =A0 Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004, 2005, 2006, 2007
> - =A0 Free Software Foundation, Inc.
> + =A0 Copyright (C) 1996, 1997, 1998, 2002, 2003, 2004, 2005, 2006, 2007,=
 2009,
> + =A0 2010 Free Software Foundation, Inc.
> =A0 =A0Contributed by Richard Henderson.
>
> =A0This file is part of GCC.
> @@ -61,9 +61,6 @@ along with GCC; see the file COPYING3.
> =A0#undef WCHAR_TYPE
> =A0#define WCHAR_TYPE "int"
>
> -/* Define this so that all GNU/Linux targets handle the same pragmas. =
=A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP
> -
> =A0#define OPTION_GLIBC =A0(linux_libc =3D=3D LIBC_GLIBC)
>
> =A0/* Determine whether the entire c99 runtime is present in the
> Index: gcc/config/alpha/vms.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/alpha/vms.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/alpha/vms.h =A0 =A0 =A0(working copy)
> @@ -69,8 +69,6 @@ along with GCC; see the file COPYING3.
> =A0#define POINTER_SIZE 32
> =A0#define POINTERS_EXTEND_UNSIGNED 0
>
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0#define MAX_OFILE_ALIGNMENT 524288 =A0/* 8 x 2^16 by DEC Ada Test CD40=
VRA */
>
> =A0/* The maximum alignment 'malloc' honors. =A0*/
> Index: gcc/config/alpha/elf.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/alpha/elf.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/alpha/elf.h =A0 =A0 =A0(working copy)
> @@ -400,9 +400,6 @@ do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0\
> =A0 "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
> =A0 =A0%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
>
> -/* We support #pragma. =A0*/
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* Select a format to encode pointers in exception handling data. =A0C=
ODE
> =A0 =A0is 0 for data, 1 for code labels, 2 for function pointers. =A0GLOB=
AL is
> =A0 =A0true if the symbol may be affected by dynamic relocations.
> Index: gcc/config/alpha/osf5.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/alpha/osf5.h =A0 =A0 (revision 166951)
> +++ gcc/config/alpha/osf5.h =A0 =A0 (working copy)
> @@ -268,9 +268,6 @@ __enable_execute_stack (void *addr)
> =A0#define TARGET_ASM_OPEN_PAREN ""
> =A0#define TARGET_ASM_CLOSE_PAREN ""
>
> -/* Handle #pragma weak and #pragma pack. =A0*/
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* Handle #pragma extern_prefix. =A0*/
> =A0#define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 1
>
> Index: gcc/config/linux.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/linux.h =A0(revision 166951)
> +++ gcc/config/linux.h =A0(working copy)
> @@ -102,9 +102,6 @@ see the files COPYING3 and COPYING.RUNTI
> =A0#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
> =A0#endif
>
> -/* Define this so we can compile MS code for use with WINE. =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP
> -
> =A0#undef LINK_GCC_C_SEQUENCE_SPEC
> =A0#define LINK_GCC_C_SEQUENCE_SPEC \
> =A0 "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
> Index: gcc/config/frv/frv.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/frv/frv.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/frv/frv.h =A0 =A0 =A0 =A0(working copy)
> @@ -2306,13 +2306,6 @@ fprintf (STREAM, "\t.word .L%d\n", VALUE
> =A0 =A0`QImode'. =A0*/
> =A0#define FUNCTION_MODE QImode
>
> -/* Define this macro to handle System V style pragmas: #pragma pack and
> - =A0 #pragma weak. =A0Note, #pragma weak will only be supported if SUPPO=
RT_WEAK is
> - =A0 defined.
> -
> - =A0 Defined in svr4.h. =A0*/
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* A C expression for the maximum number of instructions to execute via
> =A0 =A0conditional execution instructions instead of a branch. =A0A value=
 of
> =A0 =A0BRANCH_COST+1 is the default if the machine does not use
> Index: gcc/config/elfos.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/elfos.h =A0(revision 166951)
> +++ gcc/config/elfos.h =A0(working copy)
> @@ -65,10 +65,6 @@ see the files COPYING3 and COPYING.RUNTI
> =A0#define PCC_BITFIELD_TYPE_MATTERS 1
> =A0#endif
>
> -/* Handle #pragma weak and #pragma pack. =A0*/
> -
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* All ELF targets can support DWARF-2. =A0*/
>
> =A0#define DWARF2_DEBUGGING_INFO 1
> Index: gcc/config/spu/spu.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/spu/spu.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/spu/spu.h =A0 =A0 =A0 =A0(working copy)
> @@ -512,8 +512,6 @@ targetm.resolve_overloaded_builtin =3D spu
>
> =A0#define NO_IMPLICIT_EXTERN_C 1
>
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/* Canonicalize a comparison from one we don't have to one we do have.=
 =A0*/
> =A0#define CANONICALIZE_COMPARISON(CODE,OP0,OP1) \
> =A0 do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0\
> Index: gcc/config/interix.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/interix.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/interix.h =A0 =A0 =A0 =A0(working copy)
> @@ -61,9 +61,6 @@ for windows/multi thread */
>
> =A0#define STDC_0_IN_SYSTEM_HEADERS 1
>
> -#define HANDLE_SYSV_PRAGMA 1
> -#undef HANDLE_PRAGMA_WEAK =A0/* until the link format can handle it */
> -
> =A0/* Names to predefine in the preprocessor for this target machine. =A0=
*/
>
> =A0#define DBX_DEBUGGING_INFO 1
> Index: gcc/config/mep/mep.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/mep/mep.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/mep/mep.h =A0 =A0 =A0 =A0(working copy)
> @@ -804,8 +804,6 @@ typedef struct
>
> =A0#define REGISTER_TARGET_PRAGMAS() =A0 =A0 =A0 mep_register_pragmas ()
>
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/* If defined, a C expression to determine the base term of address X.
> =A0 =A0This macro is used in only one place: `find_base_term' in alias.c.
>
> Index: gcc/config/m32r/linux.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/m32r/linux.h =A0 =A0 (revision 166951)
> +++ gcc/config/m32r/linux.h =A0 =A0 (working copy)
> @@ -1,5 +1,5 @@
> =A0/* Definitions for Renesas M32R running Linux-based GNU systems using =
ELF.
> - =A0 Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
> + =A0 Copyright (C) 2003, 2004, 2006, 2007, 2010 Free Software Foundation=
, Inc.
>
> =A0 =A0This file is part of GCC.
>
> @@ -23,10 +23,6 @@
> =A0 =A0supposed to be outputting something that will assemble under SVr4.
> =A0 =A0This gets us pretty close. =A0*/
>
> -#define HANDLE_SYSV_PRAGMA
> -
> -#undef =A0HANDLE_PRAGMA_PACK
> -
> =A0#undef =A0TARGET_VERSION
> =A0#define TARGET_VERSION fprintf (stderr, " (M32R GNU/Linux with ELF)");
>
> Index: gcc/config/m32r/m32r.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/m32r/m32r.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/m32r/m32r.h =A0 =A0 =A0(working copy)
> @@ -22,7 +22,6 @@
> =A0- longlong.h?
> =A0*/
>
> -#undef HANDLE_SYSV_PRAGMA
> =A0#undef SIZE_TYPE
> =A0#undef PTRDIFF_TYPE
> =A0#undef WCHAR_TYPE
> Index: gcc/config/i386/cygming.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/i386/cygming.h =A0 (revision 166951)
> +++ gcc/config/i386/cygming.h =A0 (working copy)
> @@ -178,9 +178,6 @@ along with GCC; see the file COPYING3.
> =A0#undef LONG_TYPE_SIZE
> =A0#define LONG_TYPE_SIZE 32
>
> -/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop). =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0union tree_node;
> =A0#define TREE union tree_node *
>
> Index: gcc/config/i386/djgpp.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/i386/djgpp.h =A0 =A0 (revision 166951)
> +++ gcc/config/i386/djgpp.h =A0 =A0 (working copy)
> @@ -24,11 +24,6 @@ along with GCC; see the file COPYING3.
> =A0/* Don't assume anything about the header files. =A0*/
> =A0#define NO_IMPLICIT_EXTERN_C
>
> -#define HANDLE_SYSV_PRAGMA 1
> -
> -/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop). =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/* If defined, a C expression whose value is a string containing the
> =A0 =A0assembler operation to identify the following data as
> =A0 =A0uninitialized global data. =A0If not defined, and neither
> Index: gcc/config/i386/netware.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/i386/netware.h =A0 (revision 166951)
> +++ gcc/config/i386/netware.h =A0 (working copy)
> @@ -1,6 +1,7 @@
> =A0/* Core target definitions for GCC for Intel 80x86 running Netware.
> =A0 =A0and using dwarf for the debugging format.
> - =A0 Copyright (C) 1993, 1994, 2004, 2007, 2008 Free Software Foundation=
, Inc.
> + =A0 Copyright (C) 1993, 1994, 2004, 2007, 2008, 2009, 2010
> + =A0 Free Software Foundation, Inc.
>
> =A0 =A0Written by David V. Henkel-Wallace (gumby@cygnus.com)
>
> @@ -104,9 +105,6 @@ do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0\
> =A0#undef DBX_REGISTER_NUMBER
> =A0#define DBX_REGISTER_NUMBER(n) (svr4_dbx_register_map[n])
>
> -/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop). =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP
> -
> =A0/* Default structure packing is 1-byte. */
> =A0#define TARGET_DEFAULT_PACK_STRUCT 1
>
> Index: gcc/config/i386/i386-interix.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/i386/i386-interix.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/i386/i386-interix.h =A0 =A0 =A0(working copy)
> @@ -1,6 +1,6 @@
> =A0/* Target definitions for GCC for Intel 80386 running Interix
> - =A0 Parts Copyright (C) 1991, 1999, 2000, 2002, 2003, 2004, 2007, 2008
> - =A0 Free Software Foundation, Inc.
> + =A0 Parts Copyright (C) 1991, 1999, 2000, 2002, 2003, 2004, 2007, 2008,=
 2009,
> + =A0 2010 Free Software Foundation, Inc.
>
> =A0 =A0Parts:
> =A0 =A0 =A0by Douglas B. Rupp (drupp@cs.washington.edu).
> @@ -30,9 +30,6 @@ along with GCC; see the file COPYING3.
> =A0#define SDB_DEBUGGING_INFO 1
> =A0#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
>
> -#define HANDLE_SYSV_PRAGMA 1
> -#undef HANDLE_PRAGMA_WEAK =A0/* until the link format can handle it */
> -
> =A0/* By default, target has a 80387, uses IEEE compatible arithmetic,
> =A0 =A0and returns float values in the 387 and needs stack probes
> =A0 =A0We also align doubles to 64-bits for MSVC default compatibility
> Index: gcc/config/i386/vxworks.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/i386/vxworks.h =A0 (revision 166951)
> +++ gcc/config/i386/vxworks.h =A0 (working copy)
> @@ -1,5 +1,5 @@
> =A0/* IA32 VxWorks target definitions for GNU compiler.
> - =A0 Copyright (C) 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
> + =A0 Copyright (C) 2003, 2004, 2005, 2007, 2010 Free Software Foundation=
, Inc.
> =A0 =A0Updated by CodeSourcery, LLC.
>
> =A0This file is part of GCC.
> @@ -18,8 +18,6 @@ You should have received a copy of the G
> =A0along with GCC; see the file COPYING3. =A0If not see
> =A0<http://www.gnu.org/licenses/>. =A0*/
>
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0#undef =A0TARGET_VERSION
> =A0#define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");
>
> Index: gcc/config/rx/rx.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/rx/rx.h =A0(revision 166951)
> +++ gcc/config/rx/rx.h =A0(working copy)
> @@ -151,8 +151,6 @@ extern enum rx_cpu_types =A0rx_cpu_type;
>
> =A0#define LEGITIMATE_CONSTANT_P(X) =A0 =A0 =A0 rx_is_legitimate_constant=
 (X)
>
> -#define HANDLE_PRAGMA_PACK_PUSH_POP =A0 =A01
> -
> =A0#define HAVE_PRE_DECCREMENT =A0 =A0 =A0 =A0 =A0 =A01
> =A0#define HAVE_POST_INCREMENT =A0 =A0 =A0 =A0 =A0 =A01
>
> Index: gcc/config/xtensa/elf.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/xtensa/elf.h =A0 =A0 (revision 166951)
> +++ gcc/config/xtensa/elf.h =A0 =A0 (working copy)
> @@ -1,6 +1,6 @@
> =A0/* Xtensa/Elf configuration.
> =A0 =A0Derived from the configuration for GCC for Intel i386 running Linu=
x.
> - =A0 Copyright (C) 2001, 2003, 2006, 2007 Free Software Foundation, Inc.
> + =A0 Copyright (C) 2001, 2003, 2006, 2007, 2010 Free Software Foundation=
, Inc.
>
> =A0This file is part of GCC.
>
> @@ -98,5 +98,3 @@ do \
> =A0 =A0 =A0 =A0 =A0 =A0 =A0"GCC", PREFIX_PRIORITY_LAST, 0, 0); \
> =A0 } \
> =A0while (0)
> -
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> Index: gcc/config/stormy16/stormy16.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/stormy16/stormy16.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/stormy16/stormy16.h =A0 =A0 =A0(working copy)
> @@ -587,5 +587,3 @@ enum reg_class
> =A0#define FUNCTION_MODE HImode
>
> =A0#define NO_IMPLICIT_EXTERN_C
> -
> -#define HANDLE_SYSV_PRAGMA 1
> Index: gcc/config/cris/cris.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/cris/cris.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/cris/cris.h =A0 =A0 =A0(working copy)
> @@ -1334,9 +1334,6 @@ enum cris_pic_symbol_type
>
> =A0#define NO_IMPLICIT_EXTERN_C
>
> -/* No specific purpose other than warningless compatibility. =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/*
> =A0* Local variables:
> =A0* eval: (c-set-style "gnu")
> Index: gcc/config/netbsd.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/netbsd.h (revision 166951)
> +++ gcc/config/netbsd.h (working copy)
> @@ -1,6 +1,6 @@
> =A0/* Base configuration file for all NetBSD targets.
> =A0 =A0Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
> - =A0 2007 Free Software Foundation, Inc.
> + =A0 2007, 2009, 2010 Free Software Foundation, Inc.
>
> =A0This file is part of GCC.
>
> @@ -158,10 +158,6 @@ along with GCC; see the file COPYING3.
> =A0#undef TARGET_POSIX_IO
> =A0#define TARGET_POSIX_IO
>
> -/* Handle #pragma weak and #pragma pack. =A0*/
> -
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* Don't assume anything about the header files. =A0*/
> =A0#undef =A0NO_IMPLICIT_EXTERN_C
> =A0#define NO_IMPLICIT_EXTERN_C =A0 =A01
> @@ -224,6 +220,3 @@ __enable_execute_stack (void *addr)
> =A0 /* 7 =3D=3D PROT_READ | PROT_WRITE | PROT_EXEC */ =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0\
> =A0 (void) mprotect (page, end - page, 7); =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 \
> =A0}
> -
> -/* Define this so we can compile MS code for use with WINE. =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> Index: gcc/config/ia64/ia64.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/ia64/ia64.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/ia64/ia64.h =A0 =A0 =A0(working copy)
> @@ -1778,12 +1778,6 @@ do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 \
>
> =A0#define FUNCTION_MODE Pmode
>
> -/* Define this macro to handle System V style pragmas: #pragma pack and
> - =A0 #pragma weak. =A0Note, #pragma weak will only be supported if SUPPO=
RT_WEAK is
> - =A0 defined. =A0*/
> -
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* A C expression for the maximum number of instructions to execute via
> =A0 =A0conditional execution instructions instead of a branch. =A0A value=
 of
> =A0 =A0BRANCH_COST+1 is the default if the machine does not use
> Index: gcc/config/ia64/hpux.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/ia64/hpux.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/ia64/hpux.h =A0 =A0 =A0(working copy)
> @@ -1,5 +1,5 @@
> =A0/* Definitions of target machine GNU compiler. =A0IA-64 version.
> - =A0 Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
> + =A0 Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009,=
 2010
> =A0 =A0Free Software Foundation, Inc.
> =A0 =A0Contributed by Steve Ellcey <sje@cup.hp.com> and
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 Reva Cuthbertson <reva@cup.hp.com>
> @@ -213,9 +213,6 @@ do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0\
> =A0#undef NO_PROFILE_COUNTERS
> =A0#define NO_PROFILE_COUNTERS 0
>
> -#undef HANDLE_PRAGMA_PACK_PUSH_POP
> -#define HANDLE_PRAGMA_PACK_PUSH_POP
> -
> =A0/* The HP-UX linker has a bug that causes calls from functions in
> =A0 =A0.text.unlikely to functions in .text to cause a segfault. =A0Until
> =A0 =A0it is fixed, prevent code from being put into .text.unlikely or
> Index: gcc/config/rs6000/aix.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/rs6000/aix.h =A0 =A0 (revision 166951)
> +++ gcc/config/rs6000/aix.h =A0 =A0 (working copy)
> @@ -56,9 +56,6 @@
> =A0#define ASM_OUTPUT_DWARF_TABLE_REF rs6000_aix_asm_output_dwarf_table_r=
ef
> =A0#endif
>
> -/* Handle #pragma weak and #pragma pack. =A0*/
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* This is the only version of nm that collect2 can work with. =A0*/
> =A0#define REAL_NM_FILE_NAME "/usr/ucb/nm"
>
> Index: gcc/config/rs6000/sysv4.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/rs6000/sysv4.h =A0 (revision 166951)
> +++ gcc/config/rs6000/sysv4.h =A0 (working copy)
> @@ -1062,18 +1062,6 @@ ncrtn.o%s"
> =A0/* Function name to call to do profiling. =A0*/
> =A0#define RS6000_MCOUNT "_mcount"
>
> -/* Define this macro (to a value of 1) if you want to support the
> - =A0 Win32 style pragmas #pragma pack(push,<n>)' and #pragma
> - =A0 pack(pop)'. =A0The pack(push,<n>) pragma specifies the maximum
> - =A0 alignment (in bytes) of fields within a structure, in much the
> - =A0 same way as the __aligned__' and __packed__' __attribute__'s
> - =A0 do. =A0A pack value of zero resets the behavior to the default.
> - =A0 Successive invocations of this pragma cause the previous values to
> - =A0 be stacked, so that invocations of #pragma pack(pop)' will return
> - =A0 to the previous value. =A0*/
> -
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/* Select a format to encode pointers in exception handling data. =A0C=
ODE
> =A0 =A0is 0 for data, 1 for code labels, 2 for function pointers. =A0GLOB=
AL is
> =A0 =A0true if the symbol may be affected by dynamic relocations. =A0*/
> Index: gcc/config/darwin.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/darwin.h (revision 166951)
> +++ gcc/config/darwin.h (working copy)
> @@ -869,11 +869,6 @@ enum machopic_addr_class {
> =A0#undef TARGET_ASM_NAMED_SECTION
> =A0#define TARGET_ASM_NAMED_SECTION darwin_asm_named_section
>
> -/* Handle pragma weak and pragma pack. =A0*/
> -#define HANDLE_SYSV_PRAGMA 1
> -
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0#define DARWIN_REGISTER_TARGET_PRAGMAS() =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 \
> =A0 do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 \
> =A0 =A0 if (!flag_preprocess_only) =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 \
> Index: gcc/config/score/elf.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/score/elf.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/score/elf.h =A0 =A0 =A0(working copy)
> @@ -1,5 +1,5 @@
> =A0/* elf.h for Sunplus S+CORE processor
> - =A0 Copyright (C) 2005, 2007 Free Software Foundation, Inc.
> + =A0 Copyright (C) 2005, 2007, 2010 Free Software Foundation, Inc.
>
> =A0 =A0This file is part of GCC.
>
> @@ -95,6 +95,3 @@
>
> =A0#undef =A0ENDFILE_SPEC
> =A0#define ENDFILE_SPEC =A0 =A0 =A0 =A0 =A0 =A0"crtend%O%s crtn%O%s"
> -
> -/* We support #pragma. =A0*/
> -#define HANDLE_SYSV_PRAGMA =A0 =A0 =A01
> Index: gcc/config/arm/arm.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/arm/arm.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/arm/arm.h =A0 =A0 =A0 =A0(working copy)
> @@ -2097,9 +2097,6 @@ typedef struct
> =A0#define ARM_INDEX_REGISTER_RTX_P(X) =A0\
> =A0 (GET_CODE (X) =3D=3D REG && ARM_REG_OK_FOR_INDEX_P (X))
>
> -/* Define this for compatibility reasons. */
> -#define HANDLE_PRAGMA_PACK_PUSH_POP
> -
> =A0/* Specify the machine mode that this machine uses
> =A0 =A0for the index in the tablejump instruction. =A0*/
> =A0#define CASE_VECTOR_MODE Pmode
> Index: gcc/config/arm/netbsd.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/arm/netbsd.h =A0 =A0 (revision 166951)
> +++ gcc/config/arm/netbsd.h =A0 =A0 (working copy)
> @@ -1,5 +1,5 @@
> =A0/* NetBSD/arm a.out version.
> - =A0 Copyright (C) 1993, 1994, 1997, 1998, 2003, 2004, 2005, 2007, 2008
> + =A0 Copyright (C) 1993, 1994, 1997, 1998, 2003, 2004, 2005, 2007, 2008,=
 2010
> =A0 =A0Free Software Foundation, Inc.
> =A0 =A0Contributed by Mark Brinicombe (amb@physig.ph.kcl.ac.uk)
>
> @@ -71,8 +71,6 @@
> =A0#undef PTRDIFF_TYPE
> =A0#define PTRDIFF_TYPE "int"
>
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* We don't have any limit on the length as out debugger is GDB. =A0*/
> =A0#undef DBX_CONTIN_LENGTH
>
> Index: gcc/config/pa/pa-hpux.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/pa/pa-hpux.h =A0 =A0 (revision 166951)
> +++ gcc/config/pa/pa-hpux.h =A0 =A0 (working copy)
> @@ -1,5 +1,5 @@
> =A0/* Definitions of target machine for GNU compiler, for HP-UX.
> - =A0 Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004, 2007, 2008
> + =A0 Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004, 2007, 2008, 2009,=
 2010
> =A0 =A0Free Software Foundation, Inc.
>
> =A0This file is part of GCC.
> @@ -114,12 +114,4 @@ along with GCC; see the file COPYING3.
> =A0#undef TARGET_HPUX_UNWIND_LIBRARY
> =A0#define TARGET_HPUX_UNWIND_LIBRARY 1
>
> -/* Handle #pragma weak and #pragma pack. =A0*/
> -#undef HANDLE_SYSV_PRAGMA
> -#define HANDLE_SYSV_PRAGMA
> -
> -/* Define this so we can compile MS code for use with WINE. =A0*/
> -#undef HANDLE_PRAGMA_PACK_PUSH_POP
> -#define HANDLE_PRAGMA_PACK_PUSH_POP
> -
> =A0#define MD_UNWIND_SUPPORT "config/pa/hpux-unwind.h"
> Index: gcc/config/mips/elf.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/mips/elf.h =A0 =A0 =A0 (revision 166951)
> +++ gcc/config/mips/elf.h =A0 =A0 =A0 (working copy)
> @@ -1,5 +1,5 @@
> =A0/* Target macros for mips*-elf targets.
> - =A0 Copyright (C) 1994, 1997, 1999, 2000, 2002, 2003, 2004, 2007
> + =A0 Copyright (C) 1994, 1997, 1999, 2000, 2002, 2003, 2004, 2007, 2010
> =A0 =A0Free Software Foundation, Inc.
>
> =A0This file is part of GCC.
> @@ -49,5 +49,3 @@ along with GCC; see the file COPYING3.
> =A0#define ENDFILE_SPEC "crtend%O%s crtn%O%s"
>
> =A0#define NO_IMPLICIT_EXTERN_C 1
> -
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> Index: gcc/config/mips/sde.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/mips/sde.h =A0 =A0 =A0 (revision 166951)
> +++ gcc/config/mips/sde.h =A0 =A0 =A0 (working copy)
> @@ -94,9 +94,6 @@ along with GCC; see the file COPYING3.
> =A0#undef PTRDIFF_TYPE
> =A0#define PTRDIFF_TYPE "long int"
>
> -/* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop). =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/* Use standard ELF-style local labels (not '$' as on early Irix). =A0=
*/
> =A0#undef LOCAL_LABEL_PREFIX
> =A0#define LOCAL_LABEL_PREFIX "."
> Index: gcc/config/openbsd.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/openbsd.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/openbsd.h =A0 =A0 =A0 =A0(working copy)
> @@ -282,12 +282,6 @@ do { =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0\
> =A0/* Storage layout. =A0*/
>
>
> -/* bug work around: we don't want to support #pragma weak, but the curre=
nt
> - =A0 code layout needs HANDLE_PRAGMA_WEAK asserted for __attribute((weak=
)) to
> - =A0 work. =A0On the other hand, we don't define HANDLE_PRAGMA_WEAK dire=
ctly,
> - =A0 as this depends on a few other details as well... =A0*/
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* Stack is explicitly denied execution rights on OpenBSD platforms. =
=A0*/
> =A0#define ENABLE_EXECUTE_STACK =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 \
> =A0extern void __enable_execute_stack (void *); =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0 =A0 \
> Index: gcc/config/freebsd.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/freebsd.h =A0 =A0 =A0 =A0(revision 166951)
> +++ gcc/config/freebsd.h =A0 =A0 =A0 =A0(working copy)
> @@ -45,9 +45,6 @@ along with GCC; see the file COPYING3.
> =A0#undef =A0LIB_SPEC
> =A0#define LIB_SPEC FBSD_LIB_SPEC
>
> -/* Define this so we can compile MS code for use with WINE. =A0*/
> -#define HANDLE_PRAGMA_PACK_PUSH_POP 1
> -
> =A0/************************[ =A0Target stuff =A0]***********************=
************/
>
> =A0/* All FreeBSD Architectures support the ELF object file format. =A0*/
> Index: gcc/config/mmix/mmix.h
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- gcc/config/mmix/mmix.h =A0 =A0 =A0(revision 166951)
> +++ gcc/config/mmix/mmix.h =A0 =A0 =A0(working copy)
> @@ -887,8 +887,6 @@ typedef struct { int regs; int lib; } CU
>
> =A0#define NO_IMPLICIT_EXTERN_C
>
> -#define HANDLE_SYSV_PRAGMA 1
> -
> =A0/* These are checked. =A0*/
> =A0#define DOLLARS_IN_IDENTIFIERS 0
> =A0#define NO_DOLLAR_IN_LABEL
>
> --
> Joseph S. Myers
> joseph@codesourcery.com
>