Remove obsolete Solaris 8 support

	libstdc++-v3:
	* config/os/solaris/solaris2.8: Rename to ...
	* config/os/solaris/solaris2.9: ... this.
	* config/abi/post/solaris2.8: Rename to ...
	* config/abi/post/solaris2.9: ... this.
	* configure.host (os_include_dir): Remove solaris2.8.
	Reflect renaming.
	(abi_baseline_pair): Remove *-*-solaris2.8.
	Reflect renaming.

	* configure.ac (GLIBCXX_CHECK_MATH_PROTO): Remove
	(GLIBCXX_CHECK_STDLIB_PROTO): Remove.
	* acinclude.m4 (GLIBCXX_CHECK_MATH_PROTO): Remove
	(GLIBCXX_CHECK_STDLIB_PROTO): Remove.
	(GLIBCXX_CHECK_GTHREADS): Remove Solaris 8 handling.
	* crossconfig.m4 (GLIBCXX_CROSSCONFIG): Remove *-solaris2.8
	handling.
	* configure: Regenerate.
	* config.h.in: Regenerate.

	* config/os/solaris/solaris2.9/os_defines.h
	(__CORRECT_ISO_CPP_MATH_H_PROTO): Define.
	(__CORRECT_ISO_CPP_STDLIB_H_PROTO): Define.
	* include/c_global/cmath: Rename __CORRECT_ISO_CPP_MATH_H_PROTO1
	to __CORRECT_ISO_CPP_MATH_H_PROTO.
	[!__CORRECT_ISO_CPP_MATH_H_PROTO2]: Remove.
	* include/tr1/cmath: Rename __CORRECT_ISO_CPP_MATH_H_PROTO1 to
	__CORRECT_ISO_CPP_MATH_H_PROTO.

	* doc/xml/manual/configure.xml (Configure, --enable-libstdcxx-threads):
	Remove Solaris 8 reference.

	* testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc:
	Don't xfail on *-*-solaris2.8.
	* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/12.cc:
	Likewise.
	* testsuite/ext/enc_filebuf/char/13598.cc: Don't xfail on
	*-*-solaris2.8.

	libjava:
	* configure.ac (THREADLIBS): Remove *-*-solaris2.8 handling.
	* configure: Regenerate.

	libgcc:
	* config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
	Solaris 8 handling.
	* config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove
	Solaris 8 handling.
	(sparc_is_sighandler): Likewise.

	libcpp:
	* lex.c: Remove Solaris 8 reference.

	gcc/testsuite:
	* g++.dg/warn/miss-format-1.C: Remove *-*-solaris2.8 handling.
	* gcc.dg/c99-stdint-6.c: Likewise.
	* gcc.dg/lto/20090210_0.c: Likewise.
	* gcc.dg/pr28796-2.c: Don't skip on sparc*-sun-solaris2.8.
	* gcc.dg/pragma-init-fini.c: Don't skip on i?86-*-solaris2.8.
	* gcc.dg/pragma-init-fini-2.c: Likewise.
	* gcc.dg/torture/pr47917.c: Remove *-*-solaris2.8 handling.
	* gcc.target/i386/pr22076.c: Remove i?86-*-solaris2.8 handling.
	* gcc.target/i386/pr22152.c: Likewise.
	* gcc.target/i386/vect8-ret.c: Likewise.
	* lib/target-supports.exp (add_options_for_tls): Remove Solaris 8
	handling.

	gcc:
	* config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
	(*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
	(i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
	Solaris 8 support.
	* configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
	(ld_tls_support): Remove Solaris 8 references.
	(lwp_dir, lwp_spec): Remove support for alternate thread library.
	* acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.*
	tests.
	* configure: Regenerate.
	* config.in: Regenerate.

	* config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
	* config/i386/sol2.h: Remove Solaris 8 references.

	* doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
	(i?86-*-solaris2.9): ... this.
	Remove Solaris 8 references.
	(Specific, *-*-solaris2*): Document Solaris 8 removal.
	Remove Solaris 8 references.

	fixincludes:
	* inclhack.def (math_exception): Remove duplicate.
	(solaris_cond_init): Remove.
	(solaris_sys_va_list): Remove Solaris 8 support.
	* fixincl.x: Regenerate.
	* tests/base/pthread.h [SOLARIS_COND_INIT_CHECK]: Remove.

git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@185392 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 3 insertions, 50 deletions

diff --git a/gcc/configure.ac b/gcc/configure.ac
index c3d203a0d69..807a4104dfd 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -2345,15 +2345,6 @@ else
       hppa64*-*-hpux* | ia64*-*-hpux*)
 	gcc_cv_ld_hidden=yes
 	;;
-      *-*-solaris2.8*)
-        # .hidden support was backported to Solaris 8, starting with ld
-	# version 1.276.
-	if test "$ld_vers_minor" -ge 276; then
-	  gcc_cv_ld_hidden=yes
-	else
-	  gcc_cv_ld_hidden=no
-	fi
-	;;
       *-*-solaris2.9* | *-*-solaris2.1[0-9]*)
 	# Support for .hidden in Sun ld appeared in Solaris 9 FCS, but
 	# .symbolic was only added in Solaris 9 12/02.
@@ -3170,10 +3161,9 @@ else
   [set_have_as_tls=yes])
 fi
 case "$target" in
-  # TLS was introduced in the Solaris 9 FCS release and backported to
-  # Solaris 8 patches.  Support for GNU-style TLS on x86 was only
-  # introduced in Solaris 9 4/04, replacing the earlier Sun style that Sun
-  # ld and GCC don't support any longer.
+  # TLS was introduced in the Solaris 9 FCS release.  Support for GNU-style
+  # TLS on x86 was only introduced in Solaris 9 4/04, replacing the earlier
+  # Sun style that Sun ld and GCC don't support any longer.
   *-*-solaris2.*)
     AC_MSG_CHECKING(linker and ld.so.1 TLS support)
     ld_tls_support=no
@@ -3184,14 +3174,6 @@ case "$target" in
       ld_tls_support=yes
     else
       case "$target" in
-        # Solaris 8/x86 ld has GNU style TLS support since version 1.280.
-        i?86-*-solaris2.8)
-          min_tls_ld_vers_minor=280
-          ;;
-        # Solaris 8/SPARC ld has TLS support since version 1.272.
-        sparc*-*-solaris2.8)
-          min_tls_ld_vers_minor=272
-          ;;
 	# Solaris 9/x86 ld has GNU style TLS support since version 1.374.
         i?86-*-solaris2.9)
           min_tls_ld_vers_minor=374
@@ -3215,28 +3197,6 @@ case "$target" in
     LIBS=
     LDFLAGS=
 
-    AC_MSG_CHECKING(alternate thread library)
-    case "$target" in
-      # TLS support was backported to Solaris 8 patches, but only lives in
-      # the alternate thread library which became the default in Solaris 9. 
-      # We want to always use that, irrespective of TLS support.
-      *-*-solaris2.8)
-        # Take multilib subdir into account.  There's no spec to handle
-	# this.  The 64 symlink exists since Solaris 8.
-        lwp_dir=/usr/lib/lwp
-	lwp_spec="-L$lwp_dir%{m64:/64} -R$lwp_dir%{m64:/64}"
-        LDFLAGS="-L$lwp_dir -R$lwp_dir"
-        ;;
-      *-*-solaris2*)
-        lwp_dir="none"
-	lwp_spec=""
-	;;
-    esac    
-    # Always define LIB_THREAD_LDFLAGS_SPEC, even without TLS support.
-    AC_DEFINE_UNQUOTED(LIB_THREAD_LDFLAGS_SPEC, "$lwp_spec",
-        [Define to the linker flags to use for -pthread.])
-    AC_MSG_RESULT($lwp_dir)
-
     AC_MSG_CHECKING(library containing $tga_func)
     # Before Solaris 10, __tls_get_addr (SPARC/x64) resp. ___tls_get_addr
     # (32-bit x86) only lived in libthread, so check for that.  Keep
@@ -3246,13 +3206,6 @@ case "$target" in
     if test $set_have_as_tls = no; then
       LIBS=
     fi
-    # Even without TLS support on Solaris 8, explicitly link with libthread
-    # to guarantee that the alternate thread library is used.
-    case "$target" in
-      *-*-solaris2.8)
-	LIBS=-lthread
-	;;
-    esac
     # Always define LIB_TLS_SPEC, even without TLS support.
     AC_DEFINE_UNQUOTED(LIB_TLS_SPEC, "$LIBS",
         [Define to the library containing __tls_get_addr/___tls_get_addr.])