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1// RUN: %clang_cc1 -fsyntax-only -verify %s -triple x86_64-apple-darwin92// expected-no-diagnostics3 4// Do not warn about undefined behavior of parameter argument types in5// unreachable code in a macro.6#define VA_ARG_RDAR12322000(Marker, TYPE) ((sizeof (TYPE) < sizeof (UINTN_RDAR12322000)) ? (TYPE)(__builtin_va_arg (Marker, UINTN_RDAR12322000)) : (TYPE)(__builtin_va_arg (Marker, TYPE)))7 8// 64-bit system9typedef unsigned long long UINTN_RDAR12322000;10 11int test_VA_ARG_RDAR12322000 (__builtin_va_list Marker)12{13 return VA_ARG_RDAR12322000 (Marker, short); // no-warning14}