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Fix size of buffer for backtrace

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rfm 2025-01-09 11:06:31 +00:00
parent f15eb90b8a
commit 8dbb7ea40a
1 changed files with 15 additions and 10 deletions
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25
Source/NSException.m
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@ -593,16 +593,21 @@ struct GSBacktraceState
static _Unwind_Reason_Code static _Unwind_Reason_Code
GSUnwindCallback(struct _Unwind_Context* context, void* arg) GSUnwindCallback(struct _Unwind_Context* context, void* arg)
{ {
struct GSBacktraceState *state = (struct GSBacktraceState*)arg; struct GSBacktraceState *state = (struct GSBacktraceState*)arg;
uintptr_t pc = _Unwind_GetIP(context); uintptr_t pc = _Unwind_GetIP(context);
if (pc) {
if (state->current == state->end) { if (pc)
return _URC_END_OF_STACK; {
} else { if (state->current == state->end)
*state->current++ = (void*)pc; {
} return _URC_END_OF_STACK;
}
else
{
*state->current++ = (void*)pc;
}
} }
return 0; //_URC_OK/_URC_NO_REASON return 0; //_URC_OK/_URC_NO_REASON
} }
#endif /* WITH_UNWIND && !HAVE_BACKTRACE */ #endif /* WITH_UNWIND && !HAVE_BACKTRACE */
@ -994,7 +999,7 @@ GSPrivateReturnAddresses(NSUInteger **returns)
GS_MUTEX_UNLOCK(traceLock); GS_MUTEX_UNLOCK(traceLock);
#elif defined(HAVE_BACKTRACE) #elif defined(HAVE_BACKTRACE)
void *addr[MAXFRAMES*sizeof(NSUInteger)]; void *addr[MAXFRAMES];
numReturns = backtrace(addr, MAXFRAMES); numReturns = backtrace(addr, MAXFRAMES);
if (numReturns > 0) if (numReturns > 0)