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

5 files changed, 16 insertions, 40 deletions

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index cf04573..5b465e6 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,13 @@
+2019-05-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* 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.
+
 2019-05-12  Iain Sandoe  <iain@sandoe.co.uk>
 
 	* config/rs6000/darwin-vecsave.S: Set .machine appropriately.
diff --git a/libgcc/config.host b/libgcc/config.host
index 91abc84..91fed5f 100644
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -294,11 +294,11 @@ case ${host} in
     extra_parts="$extra_parts crtbeginS.o crtendS.o"
   else
     case ${host} in
-      i?86-*-solaris2.1[0-9]* | x86_64-*-solaris2.1[0-9]*)
+      i?86-*-solaris2* | x86_64-*-solaris2*)
         # Solaris 10+/x86 provides crt1.o, crti.o, crtn.o, and gcrt1.o as
         # part of the base system.
         ;;
-      sparc*-*-solaris2.1[0-9]*)
+      sparc*-*-solaris2*)
         # Solaris 10+/SPARC lacks crt1.o and gcrt1.o.
         extra_parts="$extra_parts crt1.o gcrt1.o"
         ;;
@@ -703,7 +703,7 @@ i[34567]86-*-rtems*)
 	tmake_file="$tmake_file i386/t-crtstuff t-softfp-sfdftf i386/32/t-softfp i386/t-softfp t-softfp"
 	extra_parts="$extra_parts crti.o crtn.o"
 	;;
-i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*)
+i[34567]86-*-solaris2* | x86_64-*-solaris2*)
 	tmake_file="$tmake_file i386/t-crtpc t-crtfm i386/t-msabi"
 	extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o"
 	tm_file="${tm_file} i386/elf-lib.h"
diff --git a/libgcc/config/i386/sol2-unwind.h b/libgcc/config/i386/sol2-unwind.h
index db5dd05..4880b38 100644
--- a/libgcc/config/i386/sol2-unwind.h
+++ b/libgcc/config/i386/sol2-unwind.h
@@ -144,41 +144,7 @@ x86_fallback_frame_state (struct _Unwind_Context *context,
   mcontext_t *mctx;
   long new_cfa;
 
-  if (/* Solaris 10
-	-----------
-	   <__sighndlr+0>:      push   %ebp
-	   <__sighndlr+1>:      mov    %esp,%ebp
-	   <__sighndlr+3>:      pushl  0x10(%ebp)
-	   <__sighndlr+6>:      pushl  0xc(%ebp)
-	   <__sighndlr+9>:      pushl  0x8(%ebp)
-	   <__sighndlr+12>:     call   *0x14(%ebp)
-	   <__sighndlr+15>:     add    $0xc,%esp     <--- PC
-	   <__sighndlr+18>:     leave
-	   <__sighndlr+19>:     ret  */
-	 (*(unsigned long *)(pc - 15) == 0xffec8b55
-	  && *(unsigned long *)(pc - 11) == 0x75ff1075
-	  && *(unsigned long *)(pc - 7)  == 0x0875ff0c
-	  && *(unsigned long *)(pc - 3)  == 0x831455ff
-	  && *(unsigned long *)(pc + 1)  == 0xc3c90cc4)
-
-      || /* Solaris 11 before snv_125
-	   --------------------------
-	  <__sighndlr+0>       	push   %ebp
-	  <__sighndlr+1>       	mov    %esp,%ebp
-	  <__sighndlr+4>      	pushl  0x10(%ebp)
-	  <__sighndlr+6>      	pushl  0xc(%ebp)
-	  <__sighndlr+9>      	pushl  0x8(%ebp)
-	  <__sighndlr+12>      	call   *0x14(%ebp)
-	  <__sighndlr+15>	add    $0xc,%esp
-	  <__sighndlr+18>      	leave                <--- PC
-	  <__sighndlr+19>      	ret  */
-	 (*(unsigned long *)(pc - 18) == 0xffec8b55
-	  && *(unsigned long *)(pc - 14) == 0x7fff107f
-	  && *(unsigned long *)(pc - 10)  == 0x0875ff0c
-	  && *(unsigned long *)(pc - 6)  == 0x83145fff
-	  && *(unsigned long *)(pc - 1)  == 0xc3c90cc4)
-
-      || /* Solaris 11 since snv_125
+  if (/* Solaris 11 since snv_125
 	   -------------------------
 	  <__sighndlr+0>       	push   %ebp
 	  <__sighndlr+1>       	mov    %esp,%ebp
diff --git a/libgcc/configure b/libgcc/configure
index 36dbbc1..b2914de 100644
--- a/libgcc/configure
+++ b/libgcc/configure
@@ -5225,7 +5225,7 @@ fi
 # Link with -nostartfiles -nodefaultlibs since neither are present while
 # building libgcc.
 case ${host} in
-i?86-*-solaris2* | x86_64-*-solaris2.1[0-9]*)
+i?86-*-solaris2* | x86_64-*-solaris2*)
   cat > conftest.s <<EOF
 	.section	.eh_frame,"a",@unwind
 	.zero	4
diff --git a/libgcc/configure.ac b/libgcc/configure.ac
index 8e96caf..5f11455 100644
--- a/libgcc/configure.ac
+++ b/libgcc/configure.ac
@@ -447,7 +447,7 @@ fi
 # Link with -nostartfiles -nodefaultlibs since neither are present while
 # building libgcc.
 case ${host} in
-i?86-*-solaris2* | x86_64-*-solaris2.1[[0-9]]*)
+i?86-*-solaris2* | x86_64-*-solaris2*)
   cat > conftest.s <<EOF
 	.section	.eh_frame,"a",@unwind
 	.zero	4