1 files changed, 49 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.arch/pr25124.exp b/gdb/testsuite/gdb.arch/pr25124.exp
new file mode 100644
index 00000000000..656079c4009
--- /dev/null
+++ b/gdb/testsuite/gdb.arch/pr25124.exp
@@ -0,0 +1,49 @@
+# Copyright 2019 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/>.
+
+# Test proper disassembling of ARM thumb instructions when reloading a symbol
+# file.
+
+if {![is_aarch32_target]} then {
+    verbose "Skipping ARM tests."
+    return
+}
+
+standard_testfile .S
+
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable debug] != "" } {
+    untested "failed to compile"
+    return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+
+# Load the symbol file the first time.
+gdb_load ${binfile}
+
+# Check if the disassemble ouput is correct.
+gdb_test "x /i main+8" \
+	"$hex <main\\+8>:\[ \t\]+bx\[ \t\]+lr" \
+	"disassemble thumb instruction (1st try)"
+
+# Reload the symbol file to trigger the bug.
+gdb_load ${binfile}
+
+# Check if the disassemble output is the same as above.
+gdb_test "x /i main+8" \
+	"$hex <main\\+8>:\[ \t\]+bx\[ \t\]+lr" \
+	"disassemble thumb instruction (2nd try)"