1// RUN: %clang_cc1 -fsyntax-only -verify %s -fblocks -std=c++11
2
3extern "C" int exit(int);
4
5typedef struct {
6    unsigned long ps[30];
7    int qs[30];
8} BobTheStruct;
9
10int main (int argc, const char * argv[]) {
11    BobTheStruct inny;
12    BobTheStruct outty;
13    BobTheStruct (^copyStruct)(BobTheStruct);
14    int i;
15
16    for(i=0; i<30; i++) {
17        inny.ps[i] = i * i * i;
18        inny.qs[i] = -i * i * i;
19    }
20
21    copyStruct = ^(BobTheStruct aBigStruct){ return aBigStruct; };  // pass-by-value intrinsically copies the argument
22
23    outty = copyStruct(inny);
24
25    if ( &inny == &outty ) {
26        exit(1);
27    }
28    for(i=0; i<30; i++) {
29        if ( (inny.ps[i] != outty.ps[i]) || (inny.qs[i] != outty.qs[i]) ) {
30            exit(1);
31        }
32    }
33
34    return 0;
35}
36
37namespace rdar8134521 {
38  void foo() {
39    int (^P)(int) = reinterpret_cast<int(^)(int)>(1);
40    P = (int(^)(int))(1);
41
42    P = reinterpret_cast<int(^)(int)>((void*)1);
43    P = (int(^)(int))((void*)1);
44  }
45}
46
47namespace rdar11055105 {
48  struct A {
49    void foo();
50  };
51
52  template <class T> void foo(T &x) noexcept(noexcept(x.foo()));
53
54  void (^block)() = ^{
55    A a;
56    foo(a);
57  };
58}
59