1 ; RUN: opt -S -objc-arc < %s | FileCheck %s
4 ; CHECK: define void @test
5 ; CHECK: %3 = call i8* @objc_retainBlock(i8* %2) nounwind
7 ; CHECK-NEXT: @objc_release(i8* %3)
10 %struct.__block_descriptor = type { i64, i64 }
12 @_NSConcreteStackBlock = external global i8*
13 @__block_descriptor_tmp = external hidden constant { i64, i64, i8*, i8*, i8*, i8* }
14 @"\01L_OBJC_SELECTOR_REFERENCES_" = external hidden global i8*, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
16 define void @test(%0* %array) uwtable {
18 %block = alloca <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, align 8
19 %0 = bitcast %0* %array to i8*
20 %1 = tail call i8* @objc_retain(i8* %0) nounwind
21 %block.isa = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i64 0, i32 0
22 store i8* bitcast (i8** @_NSConcreteStackBlock to i8*), i8** %block.isa, align 8
23 %block.flags = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i64 0, i32 1
24 store i32 1107296256, i32* %block.flags, align 8
25 %block.reserved = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i64 0, i32 2
26 store i32 0, i32* %block.reserved, align 4
27 %block.invoke = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i64 0, i32 3
28 store i8* bitcast (void (i8*)* @__test_block_invoke_0 to i8*), i8** %block.invoke, align 8
29 %block.descriptor = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i64 0, i32 4
30 store %struct.__block_descriptor* bitcast ({ i64, i64, i8*, i8*, i8*, i8* }* @__block_descriptor_tmp to %struct.__block_descriptor*), %struct.__block_descriptor** %block.descriptor, align 8
31 %block.captured = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i64 0, i32 5
32 store %0* %array, %0** %block.captured, align 8
33 %2 = bitcast <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block to i8*
34 %3 = call i8* @objc_retainBlock(i8* %2) nounwind
35 %tmp2 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_", align 8
36 call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i8*)*)(i8* %0, i8* %tmp2, i8* %3)
37 call void @objc_release(i8* %3) nounwind
38 %strongdestroy = load %0** %block.captured, align 8
39 %4 = bitcast %0* %strongdestroy to i8*
40 call void @objc_release(i8* %4) nounwind, !clang.imprecise_release !0
44 declare i8* @objc_retain(i8*)
46 declare void @__test_block_invoke_0(i8* nocapture) uwtable
48 declare i8* @objc_retainBlock(i8*)
50 declare i8* @objc_msgSend(i8*, i8*, ...) nonlazybind
52 declare void @objc_release(i8*)