1 | // RUN: %clang_cc1 -triple thumbv7-windows -fms-compatibility -fsyntax-only %s -verify |
2 | // RUN: %clang_cc1 -triple aarch64-windows -fms-compatibility -fsyntax-only %s -verify |
3 | // expected-no-diagnostics |
4 | |
5 | extern "C" { |
6 | typedef char * va_list; |
7 | void __va_start(va_list *, ...); |
8 | } |
9 | |
10 | int test___va_start(int i, ...) { |
11 | va_list ap; |
12 | __va_start(&ap, ( &reinterpret_cast<const char &>(i) ), |
13 | ( (sizeof(i) + 4 - 1) & ~(4 - 1) ), |
14 | ( &reinterpret_cast<const char &>(i) )); |
15 | return (*(int *)((ap += ( (sizeof(int) + 4 - 1) & ~(4 - 1) ) + ( ((va_list)0 - (ap)) & (__alignof(int) - 1) )) - ( (sizeof(int) + 4 - 1) & ~(4 - 1) ))); |
16 | } |
17 | |
18 | int builtin(int i, ...) { |
19 | __builtin_va_list ap; |
20 | __builtin_va_start(ap, i); |
21 | return __builtin_va_arg(ap, int); |
22 | } |
23 | |
24 | void test___va_start_ignore_const(const char *format, ...) { |
25 | va_list args; |
26 | ((void)(__va_start(&args, (&const_cast<char &>(reinterpret_cast<const volatile char &>(format))), ((sizeof(format) + 4 - 1) & ~(4 - 1)), (&const_cast<char &>(reinterpret_cast<const volatile char &>(format)))))); |
27 | } |
28 | |
29 | |