gistfile1.txt

(lldb) up
frame #1: 0x00000001019c506a libcoreclr.dylib`CoreVsnprintf(pthrCurrent=0x0000000100806800, Buffer=0x0000000102863820, Count=2147483647, Format=0x0000000101c08920, ap=0x000000111beff120) + 5434 at printfcpp.cpp:1709
   1706	                else
   1707	                {
   1708	                     TempInt = NativeVsnprintf(pthrCurrent, BufferPtr, TempCount, TempBuff, ap);
-> 1709	                     PAL_printf_arg_remover((va_list *)&ap, Precision, Type, Prefix);
   1710	                }
   1711	
   1712	                if (TempInt < 0 || static_cast<size_t>(TempInt) >= TempCount) /* buffer not long enough */
(lldb) p &ap
(__va_list_tag **) $13 = 0x000000011befeac0
(lldb) down
frame #0: 0x00000001019b9681 libcoreclr.dylib`PAL_printf_arg_remover(ap=0x000000011befeac0, Precision=-1, Type=7, Prefix=-1) + 241 at printf.cpp:151
   148 	    }
   149 	    if (Type == PFF_TYPE_FLOAT)
   150 	    {
-> 151 	        (void)va_arg(*ap, float);
   152 	    }
   153 	    else if (Type == PFF_TYPE_INT && Prefix == PFF_PREFIX_LONGLONG)
   154 	    {  
(lldb) p/x $rsi
(unsigned long) $14 = 0x000000011befeac4