• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// RUN: %clang_cc1 -fblocks -fobjc-runtime-has-weak -fobjc-arc -triple x86_64-apple-darwin -print-ivar-layout -emit-llvm -o /dev/null %s > %t-64.layout
2// RUN: FileCheck -check-prefix=CHECK -check-prefix=CHECK-64 --input-file=%t-64.layout %s
3// RUN: %clang_cc1 -fblocks -fobjc-runtime-has-weak -fobjc-arc -triple i386-apple-darwin -print-ivar-layout -emit-llvm -o /dev/null %s > %t-32.layout
4// RUN: FileCheck -check-prefix=CHECK -check-prefix=CHECK-32 --input-file=%t-32.layout %s
5// rdar://12184410
6// rdar://12184410
7
8void x(id y) {}
9void y(int a) {}
10
11extern id opaque_id();
12__weak id wid;
13
14void f() {
15    __block int byref_int = 0;
16    const id bar = (id) opaque_id();
17    id baz = 0;
18    __strong id strong_void_sta;
19    __block id byref_bab = (id)0;
20    __block id bl_var1;
21
22// block variable layout: BL_STRONG:1, BL_OPERATOR:0
23// CHECK: Inline block variable layout: 0x0100, BL_STRONG:1, BL_OPERATOR:0
24    void (^b)() = ^{
25        x(bar);
26    };
27
28// block variable layout: BL_STRONG:2, BL_BYREF:1, BL_OPERATOR:0
29// CHECK: Inline block variable layout: 0x0210, BL_STRONG:2, BL_BYREF:1, BL_OPERATOR:0
30    void (^c)() = ^{
31        x(bar);
32        x(baz);
33        byref_int = 1;
34    };
35
36// block variable layout: BL_STRONG:2, BL_BYREF:3, BL_OPERATOR:0
37// CHECK: Inline block variable layout: 0x0230, BL_STRONG:2, BL_BYREF:3, BL_OPERATOR:0
38    void (^d)() = ^{
39        x(bar);
40        x(baz);
41        byref_int = 1;
42        bl_var1 = 0;
43        byref_bab = 0;
44    };
45
46// block variable layout: BL_STRONG:2, BL_BYREF:3, BL_OPERATOR:0
47// CHECK: Inline block variable layout: 0x0230, BL_STRONG:2, BL_BYREF:3, BL_OPERATOR:0
48    id (^e)() = ^{
49        x(bar);
50        x(baz);
51        byref_int = 1;
52        bl_var1 = 0;
53        byref_bab = 0;
54        return wid;
55    };
56
57// CHECK: Inline block variable layout: 0x020, BL_BYREF:2, BL_OPERATOR:0
58    void (^ii)() = ^{
59       byref_int = 1;
60       byref_bab = 0;
61    };
62}
63