# for a debug build.
if (any_flags_used($line, @def_cflags_debug)) {
remove_flags([\@cflags], \%flag_renames, $def_cflags[1]);
# for a debug build.
if (any_flags_used($line, @def_cflags_debug)) {
remove_flags([\@cflags], \%flag_renames, $def_cflags[1]);