William Adams wrote: > This is on Windows 8.1, 64-bit (compiled as 32-bit), LuaJIT v2.1 > > Basically, it will crash with: Access violation reading location 0x0000003B It doesn't for me with the current v2.1 HEAD a9d45436. A problem with trace stitching was fixed yesterday and that indeed caused a crash with your test case. --Mike