From: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Date: Wed, 22 Feb 2012 11:27:45 +0000 (+0000)
Subject: Use alternate thread library on Solaris 8 even without TLS
X-Git-Tag: releases/gcc-4.7.0~255
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=bbd6a014640b668d38004deb8f647303e2347ac5;p=thirdparty%2Fgcc.git

Use alternate thread library on Solaris 8 even without TLS

	* configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
	library on Solaris 8 even without TLS support.
	* configure: Regenerate.

From-SVN: r184467
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cc6d64c4f10c..4fe5259d04d1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,9 +1,15 @@
+2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
+	library on Solaris 8 even without TLS support.
+	* configure: Regenerate.
+
 2012-02-22  Richard Guenther  <rguenther@suse.de>
 
 	PR middle-end/52329
 	* gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
 	for GIMPLE_DEBUG stmts.
- 
+
 2012-02-22  Martin Jambor  <mjambor@suse.cz>
 
 	PR middle-end/51782
diff --git a/gcc/configure b/gcc/configure
index 2a84fc37073f..4bca79075c4d 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -23774,6 +23774,13 @@ fi
     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.
 
 cat >>confdefs.h <<_ACEOF
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 97be57b83e3f..57210f45202d 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3264,6 +3264,13 @@ 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.])