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

3 files changed, 6 insertions, 12 deletions

diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index 3157c1f..7e3fa2e 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,9 @@
+2019-05-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (have_dl_iterate_phdr): Remove *-*-solaris2.10*
+	handling.
+	* configure: Regenerate.
+
 2019-03-11  Ian Lance Taylor  <iant@golang.org>
 
 	PR libbacktrace/89669
diff --git a/libbacktrace/configure b/libbacktrace/configure
index 51d7cb4..c06d258 100755
--- a/libbacktrace/configure
+++ b/libbacktrace/configure
@@ -13048,12 +13048,6 @@ else
 fi
 rm -f conftest*
 
-    case "${host}" in
-    *-*-solaris2.10*)
-        # Avoid dl_iterate_phdr on Solaris 10, where it is in the
-    	# header file but is only in -ldl.
-	have_dl_iterate_phdr=no ;;
-    esac
   else
     ac_fn_c_check_func "$LINENO" "dl_iterate_phdr" "ac_cv_func_dl_iterate_phdr"
 if test "x$ac_cv_func_dl_iterate_phdr" = xyes; then :
diff --git a/libbacktrace/configure.ac b/libbacktrace/configure.ac
index dd25095..6b7c05e 100644
--- a/libbacktrace/configure.ac
+++ b/libbacktrace/configure.ac
@@ -333,12 +333,6 @@ else
     # When built as a GCC target library, we can't do a link test.
     AC_EGREP_HEADER([dl_iterate_phdr], [link.h], [have_dl_iterate_phdr=yes],
 		    [have_dl_iterate_phdr=no])
-    case "${host}" in
-    *-*-solaris2.10*)
-        # Avoid dl_iterate_phdr on Solaris 10, where it is in the
-    	# header file but is only in -ldl.
-	have_dl_iterate_phdr=no ;;
-    esac
   else
     AC_CHECK_FUNC([dl_iterate_phdr], [have_dl_iterate_phdr=yes],
 		  [have_dl_iterate_phdr=no])