Add binutils-2.21.

Use --enable-gold=default for dual linker support.

Change-Id: Id1a744c7db58a0b5e7a3be174cdfa875f2f86e49

1 files changed, 83 insertions, 0 deletions

diff --git a/binutils-2.21/ld/testsuite/ld-undefined/weak-undef.exp b/binutils-2.21/ld/testsuite/ld-undefined/weak-undef.exp
new file mode 100644
index 0000000..a4f35e4
--- /dev/null
+++ b/binutils-2.21/ld/testsuite/ld-undefined/weak-undef.exp
@@ -0,0 +1,83 @@
+# Test handling of weak undefined symbols
+#   Copyright 2001, 2002, 2004, 2005, 2007
+#   Free Software Foundation, Inc.
+#
+# This file is part of the GNU Binutils.
+#
+# 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.
+
+set testname "weak undefined symbols"
+
+# This test only works for ELF targets.  It ought to work for some
+# a.out targets, but it doesn't.
+
+if { ![istarget *-*-sysv4*] \
+     && ![istarget *-*-unixware*] \
+     && ![istarget *-*-elf*] \
+     && ![istarget *-*-eabi*] \
+     && ![istarget hppa*64*-*-hpux*] \
+     && ![istarget *-*-linux*] \
+     && ![istarget *-*-irix5*] \
+     && ![istarget *-*-irix6*] \
+     && ![is_pecoff_format] \
+     && ![istarget *-*-solaris2*] } then {
+    unsupported $testname
+    return
+}
+
+if { [istarget *-*-linux*aout*] \
+     || [istarget *-*-linux*oldld*] } {
+    unsupported $testname
+    return
+}
+
+# Weak symbols are broken for non-i386 PE targets.
+if {! [istarget i?86-*-*]} {
+    setup_xfail *-*-pe*
+}
+
+setup_xfail hppa64-*-* pj-*-*
+
+if {! [ld_assemble $as $srcdir/$subdir/weak-undef.s tmpdir/weak-undef.o]} then {
+    # It's OK if .weak doesn't work on this target.
+    unresolved $testname
+    return
+}
+
+# The linker should accept references to undefined weaks without error,
+# and resolve them to zero.
+
+set output_regexp \
+".*Contents of section .data:.*0000 00000000 11111111.*"
+
+if {! [ld_simple_link $ld tmpdir/weak-undef "$flags tmpdir/weak-undef.o -T $srcdir/$subdir/weak-undef.t"] } then {
+    fail $testname
+} else {
+    if {![is_remote host] && [which $objdump] == 0} then {
+	unresolved $testname
+	return
+    }
+
+    set exec_output [run_host_cmd "$objdump" "-s tmpdir/weak-undef"]
+    set exec_output [prune_warnings $exec_output]
+    verbose -log $exec_output
+
+    if {[regexp $output_regexp $exec_output]} then {
+	pass $testname
+    } else {
+	fail $testname
+    }
+}