// RUN: %clang_cc1 -fsyntax-only -verify %s -triple x86_64-apple-darwin9 // expected-no-diagnostics // From <rdar://problem/12322000>. Do not warn about undefined behavior of parameter // argument types in unreachable code in a macro. #define VA_ARG_RDAR12322000(Marker, TYPE) ((sizeof (TYPE) < sizeof (UINTN_RDAR12322000)) ? (TYPE)(__builtin_va_arg (Marker, UINTN_RDAR12322000)) : (TYPE)(__builtin_va_arg (Marker, TYPE))) // 64-bit system typedef unsigned long long UINTN_RDAR12322000; int test_VA_ARG_RDAR12322000 (__builtin_va_list Marker) { return VA_ARG_RDAR12322000 (Marker, short); // no-warning } |