gcc/config/sol2.h - gcc - Git at Google

 /* Operating system specific defines to be used when targeting GCC for any
    Solaris 2 system.
    Copyright (C) 2002-2013 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/>.  */

 /* We are compiling for Solaris 2 now.  */
 #define TARGET_SOLARIS 1

 /* Solaris 2 (at least as of 2.5.1) uses a 32-bit wchar_t.  */
 #undef WCHAR_TYPE
 #define WCHAR_TYPE "long int"

 #undef WCHAR_TYPE_SIZE
 #define WCHAR_TYPE_SIZE BITS_PER_WORD

 /* Solaris 2 uses a wint_t different from the default. This is required
    by the SCD 2.4.1, p. 6-83, Figure 6-66.  */
 #undef	WINT_TYPE
 #define	WINT_TYPE "long int"

 #undef	WINT_TYPE_SIZE
 #define	WINT_TYPE_SIZE BITS_PER_WORD

 #define SIG_ATOMIC_TYPE "int"

 /* ??? This definition of int8_t follows the system header but does
    not conform to C99.  Likewise int_fast8_t, int_least8_t.  */
 #define INT8_TYPE "char"
 #define INT16_TYPE "short int"
 #define INT32_TYPE "int"
 #define INT64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
 #define UINT8_TYPE "unsigned char"
 #define UINT16_TYPE "short unsigned int"
 #define UINT32_TYPE "unsigned int"
 #define UINT64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

 #define INT_LEAST8_TYPE "char"
 #define INT_LEAST16_TYPE "short int"
 #define INT_LEAST32_TYPE "int"
 #define INT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
 #define UINT_LEAST8_TYPE "unsigned char"
 #define UINT_LEAST16_TYPE "short unsigned int"
 #define UINT_LEAST32_TYPE "unsigned int"
 #define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

 #define INT_FAST8_TYPE "char"
 #define INT_FAST16_TYPE "int"
 #define INT_FAST32_TYPE "int"
 #define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
 #define UINT_FAST8_TYPE "unsigned char"
 #define UINT_FAST16_TYPE "unsigned int"
 #define UINT_FAST32_TYPE "unsigned int"
 #define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

 #define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int")
 #define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int")

 #undef CPP_SUBTARGET_SPEC
 #define CPP_SUBTARGET_SPEC "\
 %{pthreads|pthread:-D_REENTRANT -D_PTHREADS}"

 /* Names to predefine in the preprocessor for this target machine.  */
 #define TARGET_SUB_OS_CPP_BUILTINS()
 #define TARGET_OS_CPP_BUILTINS()			\
     do {						\
 	builtin_define_std ("unix");			\
 	builtin_define_std ("sun");			\
 	builtin_define ("__svr4__");			\
 	builtin_define ("__SVR4");			\
 	builtin_assert ("system=unix");			\
 	builtin_assert ("system=svr4");			\
 	/* For C++ we need to add some additional macro	\
 	   definitions required by the C++ standard	\
 	   library.  */					\
 	if (c_dialect_cxx ())				\
 	  {						\
 	    builtin_define ("__STDC_VERSION__=199901L");\
 	    builtin_define ("_XOPEN_SOURCE=600");	\
 	    builtin_define ("_LARGEFILE_SOURCE=1");	\
 	    builtin_define ("_LARGEFILE64_SOURCE=1");	\
 	    builtin_define ("__EXTENSIONS__");		\
 	  }						\
 	TARGET_SUB_OS_CPP_BUILTINS();			\
     } while (0)

 #define SUBTARGET_OVERRIDE_OPTIONS			\
   do {							\
     solaris_override_options ();			\
   } while (0)


 /* It's safe to pass -s always, even if -g is not used.  Those options are
    handled by both Sun as and GNU as.  */
 #define ASM_SPEC_BASE \
 "%{v:-V} %{Qy:} %{!Qn:-Qy} %{Ym,*} -s %(asm_cpu)"

 #define ASM_PIC_SPEC " %{fpic|fpie|fPIC|fPIE:-K PIC}"

 #undef LIB_SPEC
 #define LIB_SPEC \
   "%{!symbolic:\
      %{pthreads|pthread:-lpthread} \
      %{pthreads|pthread|fprofile-generate*:" LIB_TLS_SPEC "} \
      %{p|pg:-ldl} -lc}"

 #ifndef CROSS_DIRECTORY_STRUCTURE
 #undef MD_EXEC_PREFIX
 #define MD_EXEC_PREFIX "/usr/ccs/bin/"

 #undef MD_STARTFILE_PREFIX
 #define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
 #endif

 #undef STARTFILE_ARCH32_SPEC
 #define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \
 			    %{!ansi:values-Xa.o%s}"

 #undef STARTFILE_ARCH_SPEC
 #define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC

 /* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us.  */
 #undef STARTFILE_SPEC
 #define STARTFILE_SPEC "%{!shared: \
 			 %{!symbolic: \
 			  %{p:mcrt1.o%s} \
                           %{!p: \
 	                    %{pg:gcrt1.o%s gmon.o%s} \
                             %{!pg:crt1.o%s}}}} \
 			crti.o%s %(startfile_arch) \
 			crtbegin.o%s"

 #undef  ENDFILE_SPEC
 #define ENDFILE_SPEC \
   "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
    crtend.o%s crtn.o%s"

 #undef LINK_ARCH32_SPEC_BASE
 #define LINK_ARCH32_SPEC_BASE \
   "%{G:-G} \
    %{YP,*} \
    %{R*} \
    %{!YP,*:%{p|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/lib:%R/usr/lib} \
 	   %{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/lib:%R/usr/lib}}}"

 #undef LINK_ARCH32_SPEC
 #define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE

 #undef LINK_ARCH_SPEC
 #define LINK_ARCH_SPEC LINK_ARCH32_SPEC

 #ifndef USE_GLD
 /* With Sun ld, -rdynamic is a no-op.  */
 #define RDYNAMIC_SPEC ""
 #else
 /* GNU ld needs --export-dynamic to implement -rdynamic.  */
 #define RDYNAMIC_SPEC "--export-dynamic"
 #endif

 #undef  LINK_SPEC
 #define LINK_SPEC \
   "%{h*} %{v:-V} \
    %{!shared:%{!static:%{rdynamic: " RDYNAMIC_SPEC "}}} \
    %{static:-dn -Bstatic} \
    %{shared:-G -dy %{!mimpure-text:-z text}} \
    %{symbolic:-Bsymbolic -G -dy -z text} \
    %(link_arch) \
    %{Qy:} %{!Qn:-Qy}"

 #ifdef USE_GLD
 /* Solaris 11 build 135+ implements dl_iterate_phdr.  GNU ld needs
    --eh-frame-hdr to create the required .eh_frame_hdr sections.  */
 #if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
 #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
 #endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
 #endif

 #ifndef USE_GLD
 /* The default MFLIB_SPEC is GNU ld specific.  */
 #define MFLIB_SPEC ""
 #endif

 /* collect2.c can only parse GNU nm -n output.  Solaris nm needs -png to
    produce the same format.  */
 #define NM_FLAGS "-png"

 /* The system headers under Solaris 2 are C++-aware since 2.0.  */
 #define NO_IMPLICIT_EXTERN_C

 #define STDC_0_IN_SYSTEM_HEADERS 1

 /* Support Solaris-specific format checking for cmn_err.  */
 #define TARGET_N_FORMAT_TYPES 1
 #define TARGET_FORMAT_TYPES solaris_format_types

 /* #pragma init and #pragma fini are implemented on top of init and
    fini attributes.  */
 #define SOLARIS_ATTRIBUTE_TABLE						\
   { "init",      0, 0, true,  false,  false, NULL, false },		\
   { "fini",      0, 0, true,  false,  false, NULL, false }

 /* Solaris-specific #pragmas are implemented on top of attributes.  Hook in
    the bits from config/sol2.c.  */
 #define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes
 #define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE

 /* Allow macro expansion in #pragma pack.  */
 #define HANDLE_PRAGMA_PACK_WITH_EXPANSION

 #define TARGET_CXX_DECL_MANGLING_CONTEXT solaris_cxx_decl_mangling_context

 /* Solaris/x86 as and gas support unquoted section names.  */
 #define SECTION_NAME_FORMAT	"%s"

 /* This is how to declare the size of a function.  For Solaris, we output
    any .init or .fini entries here.  */
 #undef ASM_DECLARE_FUNCTION_SIZE
 #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL)		\
   do								\
     {								\
       if (!flag_inhibit_size_directive)				\
 	ASM_OUTPUT_MEASURED_SIZE (FILE, FNAME);			\
       solaris_output_init_fini (FILE, DECL);			\
     }								\
   while (0)

 /* Solaris as has a bug: a .common directive in .tbss or .tdata section
    behaves as .tls_common rather than normal non-TLS .common.  */
 #undef  ASM_OUTPUT_ALIGNED_COMMON
 #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)		\
   do									\
     {									\
       if (TARGET_SUN_TLS						\
 	  && in_section							\
 	  && ((in_section->common.flags & SECTION_TLS) == SECTION_TLS))	\
 	switch_to_section (bss_section);				\
       fprintf ((FILE), "%s", COMMON_ASM_OP);				\
       assemble_name ((FILE), (NAME));					\
       fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n",		\
 	       (SIZE), (ALIGN) / BITS_PER_UNIT);			\
     }									\
   while (0)

 #ifndef USE_GAS
 #undef TARGET_ASM_ASSEMBLE_VISIBILITY
 #define TARGET_ASM_ASSEMBLE_VISIBILITY solaris_assemble_visibility

 #define AS_NEEDS_DASH_FOR_PIPED_INPUT

 /* The Solaris assembler cannot grok .stabd directives.  */
 #undef NO_DBX_BNSYM_ENSYM
 #define NO_DBX_BNSYM_ENSYM 1
 #endif

 #ifndef USE_GLD
 /* The Solaris linker doesn't understand constructor priorities.  */
 #undef SUPPORTS_INIT_PRIORITY
 #define SUPPORTS_INIT_PRIORITY 0
 #endif

 /* Solaris has an implementation of __enable_execute_stack.  */
 #define HAVE_ENABLE_EXECUTE_STACK

 /* Static stack checking is supported by means of probes.  */
 #define STACK_CHECK_STATIC_BUILTIN 1

 #define TARGET_POSIX_IO

 extern GTY(()) tree solaris_pending_aligns;
 extern GTY(()) tree solaris_pending_inits;
 extern GTY(()) tree solaris_pending_finis;
	/* Operating system specific defines to be used when targeting GCC for any
	Solaris 2 system.
	Copyright (C) 2002-2013 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/>. */

	/* We are compiling for Solaris 2 now. */
	#define TARGET_SOLARIS 1

	/* Solaris 2 (at least as of 2.5.1) uses a 32-bit wchar_t. */
	#undef WCHAR_TYPE
	#define WCHAR_TYPE "long int"

	#undef WCHAR_TYPE_SIZE
	#define WCHAR_TYPE_SIZE BITS_PER_WORD

	/* Solaris 2 uses a wint_t different from the default. This is required
	by the SCD 2.4.1, p. 6-83, Figure 6-66. */
	#undef WINT_TYPE
	#define WINT_TYPE "long int"

	#undef WINT_TYPE_SIZE
	#define WINT_TYPE_SIZE BITS_PER_WORD

	#define SIG_ATOMIC_TYPE "int"

	/* ??? This definition of int8_t follows the system header but does
	not conform to C99. Likewise int_fast8_t, int_least8_t. */
	#define INT8_TYPE "char"
	#define INT16_TYPE "short int"
	#define INT32_TYPE "int"
	#define INT64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
	#define UINT8_TYPE "unsigned char"
	#define UINT16_TYPE "short unsigned int"
	#define UINT32_TYPE "unsigned int"
	#define UINT64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

	#define INT_LEAST8_TYPE "char"
	#define INT_LEAST16_TYPE "short int"
	#define INT_LEAST32_TYPE "int"
	#define INT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
	#define UINT_LEAST8_TYPE "unsigned char"
	#define UINT_LEAST16_TYPE "short unsigned int"
	#define UINT_LEAST32_TYPE "unsigned int"
	#define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

	#define INT_FAST8_TYPE "char"
	#define INT_FAST16_TYPE "int"
	#define INT_FAST32_TYPE "int"
	#define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
	#define UINT_FAST8_TYPE "unsigned char"
	#define UINT_FAST16_TYPE "unsigned int"
	#define UINT_FAST32_TYPE "unsigned int"
	#define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")

	#define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int")
	#define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int")

	#undef CPP_SUBTARGET_SPEC
	#define CPP_SUBTARGET_SPEC "\
	%{pthreads\|pthread:-D_REENTRANT -D_PTHREADS}"

	/* Names to predefine in the preprocessor for this target machine. */
	#define TARGET_SUB_OS_CPP_BUILTINS()
	#define TARGET_OS_CPP_BUILTINS() \
	do { \
	builtin_define_std ("unix"); \
	builtin_define_std ("sun"); \
	builtin_define ("__svr4__"); \
	builtin_define ("__SVR4"); \
	builtin_assert ("system=unix"); \
	builtin_assert ("system=svr4"); \
	/* For C++ we need to add some additional macro \
	definitions required by the C++ standard \
	library. */ \
	if (c_dialect_cxx ()) \
	{ \
	builtin_define ("__STDC_VERSION__=199901L");\
	builtin_define ("_XOPEN_SOURCE=600"); \
	builtin_define ("_LARGEFILE_SOURCE=1"); \
	builtin_define ("_LARGEFILE64_SOURCE=1"); \
	builtin_define ("__EXTENSIONS__"); \
	} \
	TARGET_SUB_OS_CPP_BUILTINS(); \
	} while (0)

	#define SUBTARGET_OVERRIDE_OPTIONS \
	do { \
	solaris_override_options (); \
	} while (0)


	/* It's safe to pass -s always, even if -g is not used. Those options are
	handled by both Sun as and GNU as. */
	#define ASM_SPEC_BASE \
	"%{v:-V} %{Qy:} %{!Qn:-Qy} %{Ym,*} -s %(asm_cpu)"

	#define ASM_PIC_SPEC " %{fpic\|fpie\|fPIC\|fPIE:-K PIC}"

	#undef LIB_SPEC
	#define LIB_SPEC \
	"%{!symbolic:\
	%{pthreads\|pthread:-lpthread} \
	%{pthreads\|pthread\|fprofile-generate*:" LIB_TLS_SPEC "} \
	%{p\|pg:-ldl} -lc}"

	#ifndef CROSS_DIRECTORY_STRUCTURE
	#undef MD_EXEC_PREFIX
	#define MD_EXEC_PREFIX "/usr/ccs/bin/"

	#undef MD_STARTFILE_PREFIX
	#define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
	#endif

	#undef STARTFILE_ARCH32_SPEC
	#define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \
	%{!ansi:values-Xa.o%s}"

	#undef STARTFILE_ARCH_SPEC
	#define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC

	/* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us. */
	#undef STARTFILE_SPEC
	#define STARTFILE_SPEC "%{!shared: \
	%{!symbolic: \
	%{p:mcrt1.o%s} \
	%{!p: \
	%{pg:gcrt1.o%s gmon.o%s} \
	%{!pg:crt1.o%s}}}} \
	crti.o%s %(startfile_arch) \
	crtbegin.o%s"

	#undef ENDFILE_SPEC
	#define ENDFILE_SPEC \
	"%{Ofast\|ffast-math\|funsafe-math-optimizations:crtfastmath.o%s} \
	crtend.o%s crtn.o%s"

	#undef LINK_ARCH32_SPEC_BASE
	#define LINK_ARCH32_SPEC_BASE \
	"%{G:-G} \
	%{YP,*} \
	%{R*} \
	%{!YP,*:%{p\|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/lib:%R/usr/lib} \
	%{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/lib:%R/usr/lib}}}"

	#undef LINK_ARCH32_SPEC
	#define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE

	#undef LINK_ARCH_SPEC
	#define LINK_ARCH_SPEC LINK_ARCH32_SPEC

	#ifndef USE_GLD
	/* With Sun ld, -rdynamic is a no-op. */
	#define RDYNAMIC_SPEC ""
	#else
	/* GNU ld needs --export-dynamic to implement -rdynamic. */
	#define RDYNAMIC_SPEC "--export-dynamic"
	#endif

	#undef LINK_SPEC
	#define LINK_SPEC \
	"%{h*} %{v:-V} \
	%{!shared:%{!static:%{rdynamic: " RDYNAMIC_SPEC "}}} \
	%{static:-dn -Bstatic} \
	%{shared:-G -dy %{!mimpure-text:-z text}} \
	%{symbolic:-Bsymbolic -G -dy -z text} \
	%(link_arch) \
	%{Qy:} %{!Qn:-Qy}"

	#ifdef USE_GLD
	/* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs
	--eh-frame-hdr to create the required .eh_frame_hdr sections. */
	#if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
	#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
	#endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
	#endif

	#ifndef USE_GLD
	/* The default MFLIB_SPEC is GNU ld specific. */
	#define MFLIB_SPEC ""
	#endif

	/* collect2.c can only parse GNU nm -n output. Solaris nm needs -png to
	produce the same format. */
	#define NM_FLAGS "-png"

	/* The system headers under Solaris 2 are C++-aware since 2.0. */
	#define NO_IMPLICIT_EXTERN_C

	#define STDC_0_IN_SYSTEM_HEADERS 1

	/* Support Solaris-specific format checking for cmn_err. */
	#define TARGET_N_FORMAT_TYPES 1
	#define TARGET_FORMAT_TYPES solaris_format_types

	/* #pragma init and #pragma fini are implemented on top of init and
	fini attributes. */
	#define SOLARIS_ATTRIBUTE_TABLE \
	{ "init", 0, 0, true, false, false, NULL, false }, \
	{ "fini", 0, 0, true, false, false, NULL, false }

	/* Solaris-specific #pragmas are implemented on top of attributes. Hook in
	the bits from config/sol2.c. */
	#define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes
	#define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE

	/* Allow macro expansion in #pragma pack. */
	#define HANDLE_PRAGMA_PACK_WITH_EXPANSION

	#define TARGET_CXX_DECL_MANGLING_CONTEXT solaris_cxx_decl_mangling_context

	/* Solaris/x86 as and gas support unquoted section names. */
	#define SECTION_NAME_FORMAT "%s"

	/* This is how to declare the size of a function. For Solaris, we output
	any .init or .fini entries here. */
	#undef ASM_DECLARE_FUNCTION_SIZE
	#define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \
	do \
	{ \
	if (!flag_inhibit_size_directive) \
	ASM_OUTPUT_MEASURED_SIZE (FILE, FNAME); \
	solaris_output_init_fini (FILE, DECL); \
	} \
	while (0)

	/* Solaris as has a bug: a .common directive in .tbss or .tdata section
	behaves as .tls_common rather than normal non-TLS .common. */
	#undef ASM_OUTPUT_ALIGNED_COMMON
	#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
	do \
	{ \
	if (TARGET_SUN_TLS \
	&& in_section \
	&& ((in_section->common.flags & SECTION_TLS) == SECTION_TLS)) \
	switch_to_section (bss_section); \
	fprintf ((FILE), "%s", COMMON_ASM_OP); \
	assemble_name ((FILE), (NAME)); \
	fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \
	(SIZE), (ALIGN) / BITS_PER_UNIT); \
	} \
	while (0)

	#ifndef USE_GAS
	#undef TARGET_ASM_ASSEMBLE_VISIBILITY
	#define TARGET_ASM_ASSEMBLE_VISIBILITY solaris_assemble_visibility

	#define AS_NEEDS_DASH_FOR_PIPED_INPUT

	/* The Solaris assembler cannot grok .stabd directives. */
	#undef NO_DBX_BNSYM_ENSYM
	#define NO_DBX_BNSYM_ENSYM 1
	#endif

	#ifndef USE_GLD
	/* The Solaris linker doesn't understand constructor priorities. */
	#undef SUPPORTS_INIT_PRIORITY
	#define SUPPORTS_INIT_PRIORITY 0
	#endif

	/* Solaris has an implementation of __enable_execute_stack. */
	#define HAVE_ENABLE_EXECUTE_STACK

	/* Static stack checking is supported by means of probes. */
	#define STACK_CHECK_STATIC_BUILTIN 1

	#define TARGET_POSIX_IO

	extern GTY(()) tree solaris_pending_aligns;
	extern GTY(()) tree solaris_pending_inits;
	extern GTY(()) tree solaris_pending_finis;