std::cerr << "Invalid memory access at " << info->si_addr << "\n";
#ifdef SENF_BACKTRACE
static void * entries[SENF_DEBUG_BACKTRACE_NUMCALLERS];
- unsigned nEntries( ::backtrace(entries, SENF_DEBUG_BACKTRACE_NUMCALLERS) );
+ int nEntries( ::backtrace(entries, SENF_DEBUG_BACKTRACE_NUMCALLERS) );
// Hack the callers address into the backtrace
// entries[1] = reinterpret_cast<void *>(ucontext->uc_mcontext.gregs[REG_EIP]);