https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64405
--- Comment #4 from Sergey Belyashov <Sergey.Belyashov at gmail dot com> --- I found workaround: add -mno-thumb-interwork flag to the compiler. But it is not good idea, to enable thumb-interwork for pre-armv4 targets by default...
