gdb_test "" "" "eat first prompt"
# Initialization from default_gdb_start.
-gdb_test "set height 0"
-gdb_test "set width 0"
+gdb_test_no_output "set height 0"
+gdb_test_no_output "set width 0"
gdb_test "bt" "in main \\(.*\\) at .*${srcfile}:$double_free"