Add binutils-2.21.

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

Change-Id: Id1a744c7db58a0b5e7a3be174cdfa875f2f86e49

1 files changed, 101 insertions, 0 deletions

diff --git a/binutils-2.21/ld/testsuite/ld-elfvers/vers1.c b/binutils-2.21/ld/testsuite/ld-elfvers/vers1.c
new file mode 100644
index 0000000..c27bc3b
--- /dev/null
+++ b/binutils-2.21/ld/testsuite/ld-elfvers/vers1.c
@@ -0,0 +1,101 @@
+/*
+ * Basic test of versioning.  The idea with this is that we define
+ * a bunch of definitions of the same symbol, and we can theoretically
+ * then link applications against varying sets of these.
+ */
+const char * show_bar1 = "asdf";
+const char * show_bar2 = "asdf";
+
+extern int new2_foo();
+extern int bar33();
+
+int
+bar()
+{
+	return 3;
+}
+
+/*
+ * The 'hide' prefix is something so that we can automatically search the
+ * symbol table and verify that none of these symbols were actually exported.
+ */
+int
+hide_original_foo()
+{
+	return 1+bar();
+
+}
+
+int
+hide_old_foo()
+{
+	return 10+bar();
+
+}
+
+int
+hide_old_foo1()
+{
+	return 100+bar();
+
+}
+
+int
+hide_new_foo()
+{
+	return 1000+bar();
+
+}
+
+__asm__(".symver hide_original_foo,show_foo@");
+__asm__(".symver hide_old_foo,show_foo@VERS_1.1");
+__asm__(".symver hide_old_foo1,show_foo@VERS_1.2");
+__asm__(".symver hide_new_foo,show_foo@@VERS_2.0");
+
+
+
+#ifdef DO_TEST10
+/* In test 10, we try and define a non-existant version node.  The linker
+ * should catch this and complain. */
+int
+hide_new_bogus_foo()
+{
+	return 1000+bar();
+
+}
+__asm__(".symver hide_new_bogus_foo,show_foo@VERS_2.2");
+#endif
+
+
+
+
+#ifdef DO_TEST11
+/*
+ * This test is designed to catch a couple of syntactic errors.  The assembler
+ * should complain about both of the directives below.
+ */
+void
+xyzzz()
+{
+  new2_foo();
+  bar33();
+}
+
+__asm__(".symver new2_foo,fooVERS_2.0");
+__asm__(".symver bar33,bar@@VERS_2.0");
+#endif
+
+#ifdef DO_TEST12
+/*
+ * This test is designed to catch a couple of syntactic errors.  The assembler
+ * should complain about both of the directives below.
+ */
+void
+xyzzz()
+{
+  new2_foo();
+  bar33();
+}
+
+__asm__(".symver bar33,bar@@VERS_2.0");
+#endif