Remove obsolete Solaris 10 support

	libstdc++-v3:
	* config/os/solaris/solaris2.10: Move to ...
	* config/os/solaris: ... this.
	* configure.host (os_include_dir): Adapt.
	(abi_baseline_pair): Remove Solaris 10 handling.
	* config/abi/post/i386-solaris2.10: Remove.
	* config/abi/post/sparc-solaris2.10: Remove.
	* config/abi/post/i386-solaris2.11: Rename to ...
	* config/abi/post/i386-solaris: ... this.
	* config/abi/post/sparc-solaris2.11: Rename to ...
	* config/abi/post/sparc-solaris: ... this.

	* libsupc++/new_opa.cc [_GLIBCXX_HAVE_MEMALIGN] [__sun]: Remove
	workaround.

	* testsuite/ext/enc_filebuf/char/13598.cc: Remove *-*-solaris2.10
	xfail.

	libsanitizer:
	* configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10*
	handling.
	* configure: Regenerate.

	libgcc:
	* config.host: Simplify various *-*-solaris2.1[0-9]* to
	*-*-solaris2*.
	* configure.ac: Likewise.
	* configure: Regenerate.

	* config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
	Solaris 10 and Solaris 11 < snv_125 handling.

	libbacktrace:
	* configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10*
	handling.
	* configure: Regenerate.

	gcc/testsuite:
	* gcc.dg/atomic/c11-atomic-exec-4.c: Simplify triplet to
	*-*-solaris2*.
	* gcc.dg/atomic/c11-atomic-exec-5.c: Likewise.
	* gcc.dg/c99-math-double-1.c: Likewise.
	* gcc.dg/c99-math-float-1.c: Likewise.
	* gcc.dg/c99-math-long-double-1.c: Likewise.
	* gcc.misc-tests/linkage.exp: Simplify triplet to
	x86_64-*-solaris2*.

	* gcc.target/i386/mcount_pic.c: Remove *-*-solaris2.10* && !gld
	xfail.
	* gcc.target/i386/pr63620.c: Likewise.

	* lib/target-supports.exp (check_sse_os_support_available): Remove
	Solaris 9/x86 workaround.

	gcc:
	* config.gcc: Move *-*-solaris2.10* from obsolete configurations
	to unsupported ones.
	Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
	* config.host: Likewise.
	* config/i386/sol2.h (ASM_COMMENT_START): Remove.
	* config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
	__svr4__]: Remove "brand" fallback.
	[!KSTAT_DATA_STRING]: Remove.
	* configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
	to *-*-solaris2*.
	(comdat_group): Likewise.
	(set_have_as_tls): Likewise.
	(gcc_cv_target_dl_iterate_phdr): Likewise.
	(gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
	(gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
	* configure: Regenerate.
	* doc/install.texi: Simplify Solaris target triplets.
	(Specific, i?86-*-solaris2*): Remove Solaris 10 references.
	(Specific, *-*-solaris2*): Document Solaris 10 removal.
	Remove Solaris 10 references.
	Remove obsolete Solaris bug reference.
	(Specific, sparc-sun-solaris2.10): Remove.

From-SVN: r271183

1 files changed, 4 insertions, 23 deletions

diff --git a/gcc/configure.ac b/gcc/configure.ac
index 264f36fb78a..35982fdc9ed 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -2751,7 +2751,7 @@ else
       hppa64*-*-hpux* | ia64*-*-hpux*)
 	gcc_cv_ld_hidden=yes
 	;;
-      *-*-solaris2.1[0-9]*)
+      *-*-solaris2*)
 	# Support for .hidden in Sun ld appeared in Solaris 9 FCS, but
 	# .symbolic was only added in Solaris 9 12/02.
         gcc_cv_ld_hidden=yes
@@ -3075,27 +3075,12 @@ if test $gcc_cv_as_shf_merge = no; then
     [elf,2,12,0], [--fatal-warnings],
     [.section .rodata.str, "aMS", %progbits, 1])
 fi
-case "$target" in
-  i?86-*-solaris2.10* | x86_64-*-solaris2.10*)
-    # SHF_MERGE support in Solaris 10/x86 ld is broken.
-    if test x"$gnu_ld" = xno; then
-      gcc_cv_as_shf_merge=no
-    fi
-    ;;
-esac
 AC_DEFINE_UNQUOTED(HAVE_GAS_SHF_MERGE,
   [`if test $gcc_cv_as_shf_merge = yes; then echo 1; else echo 0; fi`],
 [Define 0/1 if your assembler supports marking sections with SHF_MERGE flag.])
 
 gcc_cv_ld_aligned_shf_merge=yes
 case "$target" in
-  # While Solaris 10/SPARC ld isn't affected, disable to avoid problems
-  # relinking on Solaris 11 < 11.4.
-  sparc*-*-solaris2.10*)
-    if test x"$gnu_ld" = xno; then
-      gcc_cv_ld_aligned_shf_merge=no
-    fi
-    ;;
   # SHF_MERGE support is broken in Solaris ld up to Solaris 11.3/SPARC for
   # alignment > 1.
   sparc*-*-solaris2.11*)
@@ -3141,7 +3126,7 @@ else
              foo:
 	     '
            ;;
-         i?86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*)
+         i?86-*-solaris2* | x86_64-*-solaris2*)
 	   conftest_s='
                .group foo,.text%foo,#comdat
                .section .text%foo, "ax", @progbits
@@ -3364,7 +3349,7 @@ foo:	.long	25
 	;;
   i[34567]86-*-* | x86_64-*-*)
     case "$target" in
-      i[34567]86-*-solaris2.* | x86_64-*-solaris2.1[0-9]*)
+      i[34567]86-*-solaris2.* | x86_64-*-solaris2.*)
 	on_solaris=yes
         ;;
       *)
@@ -6097,11 +6082,7 @@ fi
 AC_MSG_CHECKING(dl_iterate_phdr in target C library)
 gcc_cv_target_dl_iterate_phdr=unknown
 case "$target" in
-  # Restrict to Solaris 11+.  While most of the Solaris 11 linker changes
-  # were backported to Solaris 10 Update 10, dl_iterate_phdr only lives in
-  # libdl there, both complicating its use and breaking compatibility
-  # between Solaris 10 updates.
-  *-*-solaris2.1[[1-9]]*)
+  *-*-solaris2*)
     # <link.h> needs both a dl_iterate_phdr declaration and support for
     # compilation with largefile support.
     if grep dl_iterate_phdr $target_header_dir/link.h > /dev/null 2>&1 \