xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGenObjC/block-byref-variable-layout.m (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s
2*f4a2713aSLionel Sambuc
3*f4a2713aSLionel Sambuc// rdar://12759433
4*f4a2713aSLionel Sambuc@class NSString;
5*f4a2713aSLionel Sambuc
6*f4a2713aSLionel Sambucvoid Test12759433() {
7*f4a2713aSLionel Sambuc __block __unsafe_unretained NSString *uuByref = (__bridge NSString *)(void*)0x102030405060708;
8*f4a2713aSLionel Sambuc void (^block)() = ^{ uuByref = 0; };
9*f4a2713aSLionel Sambuc block();
10*f4a2713aSLionel Sambuc}
11*f4a2713aSLionel Sambuc// CHECK: %struct.__block_byref_uuByref = type { i8*, %struct.__block_byref_uuByref*, i32, i32, [[ZERO:%.*]]* }
12*f4a2713aSLionel Sambucint main() {
13*f4a2713aSLionel Sambuc  __block __weak id wid;
14*f4a2713aSLionel Sambuc  __block long XXX;
15*f4a2713aSLionel Sambuc  __block id ID;
16*f4a2713aSLionel Sambuc  __block struct S {
17*f4a2713aSLionel Sambuc     int iS;
18*f4a2713aSLionel Sambuc     double iD;
19*f4a2713aSLionel Sambuc     void *pv;
20*f4a2713aSLionel Sambuc     __unsafe_unretained id unsunr;
21*f4a2713aSLionel Sambuc  } import;
22*f4a2713aSLionel Sambuc  void (^c)() = ^{
23*f4a2713aSLionel Sambuc// Inline flag for BYREF variable layout (1107296256): BLOCK_BYREF_HAS_COPY_DISPOSE BLOCK_BYREF_LAYOUT_WEAK
24*f4a2713aSLionel Sambuc// CHECK: store i32 1107296256, i32* [[T0:%.*]]
25*f4a2713aSLionel Sambuc  wid = 0;
26*f4a2713aSLionel Sambuc
27*f4a2713aSLionel Sambuc// Inline flag for BYREF variable layout (536870912): BLOCK_BYREF_LAYOUT_NON_OBJECT
28*f4a2713aSLionel Sambuc// CHECK: store i32 536870912, i32* [[T1:%.*]]
29*f4a2713aSLionel Sambuc    XXX = 12345;
30*f4a2713aSLionel Sambuc
31*f4a2713aSLionel Sambuc// Inline flag for BYREF variable layout (838860800): BLOCK_BYREF_HAS_COPY_DISPOSE BLOCK_BYREF_LAYOUT_STRONG
32*f4a2713aSLionel Sambuc// CHECK: store i32 838860800, i32* [[T2:%.*]]
33*f4a2713aSLionel Sambuc    ID = 0;
34*f4a2713aSLionel Sambuc
35*f4a2713aSLionel Sambuc// Inline flag for BYREF variable layout (268435456): BLOCK_BYREF_LAYOUT_EXTENDED
36*f4a2713aSLionel Sambuc// BYREF variable layout: BL_NON_OBJECT_WORD:3, BL_UNRETAINED:1, BL_OPERATOR:0
37*f4a2713aSLionel Sambuc// CHECK: store i32 268435456, i32* [[T3:%.*]]
38*f4a2713aSLionel Sambuc    import.iD = 3.14;
39*f4a2713aSLionel Sambuc
40*f4a2713aSLionel Sambuc  };
41*f4a2713aSLionel Sambuc  c();
42*f4a2713aSLionel Sambuc}
43*f4a2713aSLionel Sambuc
44*f4a2713aSLionel Sambuc// rdar://12787751
45*f4a2713aSLionel Sambuctypedef char mds_path_t[1024];
46*f4a2713aSLionel Sambucvoid directVolumePerfWaitForStoreState()
47*f4a2713aSLionel Sambuc{
48*f4a2713aSLionel Sambuc __block mds_path_t path;
49*f4a2713aSLionel Sambuc}
50