Change line 41 of make/app.mk from APP_LIBS := --start-group $(LIBS) --end-group $(POST_OBJS) $(EMULATOR_LIBS) to APP_LIBS := -Wl,--start-group $(LIBS) -Wl,--end-group $(POST_OBJS) $(EMULATOR_LIBS) -Jose ________________________________ De: ell-i-developers-bounce@xxxxxxxxxxxxx [ell-i-developers-bounce@xxxxxxxxxxxxx] en nombre de Eero Hakala [eero.k.hakala@xxxxxxxxx] Enviado: jueves, 12 de junio de 2014 09:40 p.m. Para: ell-i-developers Asunto: [ell-i-developers] emulator compile errors Hi, I cloned the branch: feature-coap-temp and when compiling the emulator, got these errors: ../system/stm32/src/startup_stm32f0xx.c:71:65: warning: ‘naked’ attribute directive ignored [-Wattributes] void Reset_Handler(void) __attribute__((/*reset*/, naked)); ^ cc1plus: warning: unrecognized command line option "-Wno-deprecated-register" [enabled by default] g++: error: unrecognized command line option ‘--start-group’ g++: error: unrecognized command line option ‘--end-group’ make[1]: *** [sketch] Error 1 make: *** [all] Error 2 both gcc and g++ are 4.8.1 -eero- PS the crosscompiler works without any errors!