Enable stacktrace only for Santiago Leven

Former-commit-id: 5805c87

Author: facchinm

boards.txt

@@ -108,7 +108,7 @@ composta.build.fpu=-mfpu=fpv5-sp-d16
 composta.build.float-abi=-mfloat-abi=hard
 
 composta.build.board=SANTIAGO_COMPOSTA
-composta.build.defines=-DF_CPU=48000000 -DNO_USB
+composta.build.defines=-DF_CPU=48000000 -DNO_USB -DBACKTRACE_SUPPORT
 composta.vid.0=0x2341
 composta.pid.0=0x0069
 composta.vid.1=0x2341

cores/arduino/main.cpp

@@ -95,7 +95,9 @@ void arduino_main(void)
    __DSB();
    __enable_irq();
 
+#ifdef BACKTRACE_SUPPORT
    cm_backtrace_init(PROJECT_NAME, "RENESAS", "0");
+#endif
 
    _init();
    initVariant();
@@ -112,10 +114,12 @@ void arduino_main(void)
    }
 }
 
+#ifdef BACKTRACE_SUPPORT
 /* for printf compatibility */
 extern "C" __attribute__((weak)) int _write (int fhdl, const void *buf, size_t count) {
   Serial.write_raw((uint8_t*)buf, count);
 }
+#endif
 
 #ifdef AZURE_RTOS_THREADX
 extern "C" {