gdb/testsuite/

	Test STT_GNU_IFUNC support.
	* gdb.base/gnu-ifunc-lib.c: New file.
	* gdb.base/gnu-ifunc.c: New file.
	* gdb.base/gnu-ifunc.exp: New file.

1 files changed, 61 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.base/gnu-ifunc.c b/gdb/testsuite/gdb.base/gnu-ifunc.c
new file mode 100644
index 0000000..0ee741f
--- /dev/null
+++ b/gdb/testsuite/gdb.base/gnu-ifunc.c
@@ -0,0 +1,61 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2009, 2010, 2011 Free Software Foundation, Inc.
+
+   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, see <http://www.gnu.org/licenses/>.  */
+
+#include <assert.h>
+
+int
+init_stub (int arg)
+{
+  return 0;
+}
+
+int
+final (int arg)
+{
+  return arg + 1;
+}
+
+/* Make differentiation of how the gnu_ifunc call resolves before and after
+   calling gnu_ifunc_pre.  This ensures the resolved function address is not
+   being cached anywhere for the debugging purposes.  */
+
+volatile int gnu_ifunc_initialized;
+
+static void
+gnu_ifunc_pre (void)
+{
+  assert (!gnu_ifunc_initialized);
+
+  gnu_ifunc_initialized = 1;
+}
+
+extern int gnu_ifunc (int arg);
+
+int
+main (void)
+{
+  int i;
+
+  gnu_ifunc_pre ();
+  
+  i = gnu_ifunc (1);	/* break-at-call */
+  assert (i == 2);
+
+  gnu_ifunc (2);	/* break-at-nextcall */
+
+  return 0;	/* break-at-exit */
+}