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1// RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
2// RUN: FileCheck -check-prefix CHECK-LP --input-file=%t-rw.cpp %s
3// RUN: %clang_cc1 -fsyntax-only -Wno-address-of-temporary -Wno-attributes -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
4
5typedef unsigned long size_t;
6extern "C" {
7extern "C" void *_Block_copy(const void *aBlock);
8extern "C" void _Block_release(const void *aBlock);
9}
10
11int main() {
12    __attribute__((__blocks__(byref))) int a = 42;
13    int save_a = a;
14
15    void (^b)(void) = ^{
16        ((__typeof(^{ a = 2; }))_Block_copy((const void *)(^{ a = 2; })));
17    };
18
19    ((__typeof(b))_Block_copy((const void *)(b)));
20
21    return 0;
22}
23
24// CHECK-LP: ((void (^)(void))_Block_copy((const void *)(b)))
25
26// radar 7628153
27void f() {
28	int a;
29	__typeof__(a) aVal = a;
30	char *a1t = (char *)@encode(__typeof__(a));
31        __typeof__(aVal) bVal;
32	char *a2t = (char *)@encode(__typeof__(bVal));
33        __typeof__(bVal) cVal = bVal;
34	char *a3t = (char *)@encode(__typeof__(cVal));
35
36}
37
38// rdar://11239324
39void x() {
40    id y;
41    void (^z)() = ^{ };
42    y = (id)((__typeof(z))_Block_copy((const void *)(z)));
43}
44
45// CHECK-LP: int aVal =  a;
46
47// CHECK-LP: int bVal;
48