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#include <stdio.h>
#include <unwind.h>
extern "C" void arm_function_3(int* p);
extern "C" void thumb_function_1(int* p);
extern "C" void thumb_function_2(int* p);
extern "C" _Unwind_Reason_Code trace_function(_Unwind_Context* context, void *) {
printf("0x%x\n", _Unwind_GetIP(context));
fflush(stdout);
return _URC_NO_REASON;
}
void thumb_function_1(int*) {
int a = 0;
arm_function_3(&a);
}
void thumb_function_2(int*) {
printf("unwinding...\n");
_Unwind_Backtrace(trace_function, (void*) "backtrace!");
}
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