gdb_test "show logging file" \
"The current logfile is \"[style .*? file]\"\\..*"
+
+ # Check warnings are styled by setting a rubbish data directory.
+ gdb_test "set data-directory Makefile" \
+ "warning: [style .*? file] is not a directory\\..*"
+ gdb_test "show data-directory" \
+ "GDB's data directory is \"[style .*? file]\"\\..*"
}