| // -*- C++ -*- | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | //                     The LLVM Compiler Infrastructure | 
 | // | 
 | // This file is dual licensed under the MIT and the University of Illinois Open | 
 | // Source Licenses. See LICENSE.TXT for details. | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | // The Itanium ABI requires that _Unwind_Exception objects are "double-word | 
 | // aligned". | 
 |  | 
 | #include <unwind.h> | 
 |  | 
 | // EHABI  : 8-byte aligned | 
 | // itanium: largest supported alignment for the system | 
 | #if defined(_LIBUNWIND_ARM_EHABI) | 
 | static_assert(alignof(_Unwind_Control_Block) == 8, | 
 |               "_Unwind_Control_Block must be double-word aligned"); | 
 | #else | 
 | struct MaxAligned {} __attribute__((__aligned__)); | 
 | static_assert(alignof(_Unwind_Exception) == alignof(MaxAligned), | 
 |               "_Unwind_Exception must be maximally aligned"); | 
 | #endif | 
 |  | 
 | int main() | 
 | { | 
 | } |