* common.cc (Symbol_table::allocate_commons): Remove options

	parameter.  Change caller.
	(Symbol_table::do_allocate_commons): Remove options parameter.
	Change caller.  Just call do_allocate_commons_list twice.
	(Symbol_table::do_allocate_commons_list): New function, broken out
	of do_allocate_commons.
	* common.h (class Allocate_commons_task): Remove options_ field.
	Update constructor.
	* symtab.cc (Symbol_table::Symbol_table): Initialize
	tls_commons_.
	(Symbol_table::add_from_object): Put TLS common symbols on
	tls_commons_ list.
	(Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
	which are IN_OUTPUT_DATA.
	* symtab.h (class Symbol_table): Add tls_commons_ field.  Update
	allocate_commons and do_allocate_commons declarations.  Declare
	do_allocate_commons_list.
	* gold.cc (queue_middle_tasks): Update creation of
	Allocate_commons_task to not pass options.
	* testsuite/Makefile.am (INCLUDES): Add -I.. .
	(TLS_TEST_C_FLAGS): New variable.
	(tls_test_c_pic.o): New target.
	(tls_test_shared.so): Link in tls_test_c_pic.o.
	(tls_test_c_pic_ie.o): New target.
	(tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
	(tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
	(tls_test_c.o): New target.
	(tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
	(tls_pic_test_LDADD): Likewise.
	(tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
	(tls_shared_gd_to_ie_test_LDADD): Likewise.
	(tls_test_c_gnu2.o): New target.
	(tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
	tls_test_c_gnu2.o.
	(tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
	(tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
	(tls_test_shared_nonpic.so): Link in tls_test_c.o.
	* testsuite/tls_test.cc: Include "config.h".
	(t_last): Call t11_last.
	* testsuite/tls_test.h (t11, t11_last): Declare.
	* testsuite/tls_test_c.c: New file.
	* testsuite/tls_test_main.cc (thread_routine): Call t11.
	* configure.ac: Check for OpenMP support.
	* configure, config.in, Makefile.in: Rebuild.
	* testsuite/Makefile.in: Rebuild.

1 files changed, 62 insertions, 0 deletions

diff --git a/gold/testsuite/tls_test_c.c b/gold/testsuite/tls_test_c.c
new file mode 100644
index 0000000000..1860969ff5
--- /dev/null
+++ b/gold/testsuite/tls_test_c.c
@@ -0,0 +1,62 @@
+/* tls_test_c.c -- test TLS common symbol
+
+   Copyright 2008 Free Software Foundation, Inc.
+   Written by Ian Lance Taylor <iant@google.com>
+
+   This file is part of gold.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+/* The only way I know to get gcc to generate a TLS common symbol is
+   to use a C file and an OpenMP directive.  */
+
+#include <stdio.h>
+#include "config.h"
+
+#define CHECK_EQ_OR_RETURN(var, expected)				\
+  do									\
+    {									\
+      if ((var) != (expected))						\
+	{								\
+	  printf(#var ": expected %d, found %d\n", expected, var);	\
+	  return 0;							\
+	}								\
+    }									\
+  while (0)
+
+#ifdef HAVE_OMP_SUPPORT
+int v7;
+#pragma omp threadprivate (v7)
+#endif
+
+int
+t11()
+{
+#ifdef HAVE_OMP_SUPPORT
+  CHECK_EQ_OR_RETURN(v7, 0);
+  v7 = 70;
+#endif
+  return 1;
+}
+
+int
+t11_last()
+{
+#ifdef HAVE_OMP_SUPPORT
+  CHECK_EQ_OR_RETURN(v7, 70);
+#endif
+  return 1;
+}