gdb/

	Fix crash during stepping on ppc32.
	* ppc-linux-tdep.c (powerpc_linux_in_dynsym_resolve_code): Test NULL
	SYM.

gdb/testsuite/
	Fix crash during stepping on ppc32.
	* gdb.base/step-symless.c: New file.
	* gdb.base/step-symless.exp: New file.

1 files changed, 38 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.base/step-symless.c b/gdb/testsuite/gdb.base/step-symless.c
new file mode 100644
index 0000000..97eaf5e
--- /dev/null
+++ b/gdb/testsuite/gdb.base/step-symless.c
@@ -0,0 +1,38 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2012 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/>.  */
+
+static volatile int v;
+
+static void
+symful (void)
+{
+  v++;
+}
+
+static void
+symless (void)
+{
+  v++;
+}
+
+int
+main (void)
+{
+  symless ();
+  symful ();
+  return 0;
+}