1 ; RUN: llvm-as -disable-output < %s
3 %"struct.std::pair<int,int>" = type { i32, i32 }
5 declare void @_Z3barRKi(i32*)
7 declare void @llvm.lifetime.start(i64, i8* nocapture) nounwind
8 declare void @llvm.lifetime.end(i64, i8* nocapture) nounwind
9 declare {}* @llvm.invariant.start.p0i8(i64, i8* nocapture) readonly nounwind
10 declare void @llvm.invariant.end.p0i8({}*, i64, i8* nocapture) nounwind
12 define i32 @_Z4foo2v() nounwind {
14 %x = alloca %"struct.std::pair<int,int>"
15 %y = bitcast %"struct.std::pair<int,int>"* %x to i8*
17 ;; Constructor starts here (this isn't needed since it is immediately
18 ;; preceded by an alloca, but shown for completeness).
19 call void @llvm.lifetime.start(i64 8, i8* %y)
21 %0 = getelementptr %"struct.std::pair<int,int>", %"struct.std::pair<int,int>"* %x, i32 0, i32 0
22 store i32 4, i32* %0, align 8
23 %1 = getelementptr %"struct.std::pair<int,int>", %"struct.std::pair<int,int>"* %x, i32 0, i32 1
24 store i32 5, i32* %1, align 4
26 ;; Constructor has finished here.
27 %inv = call {}* @llvm.invariant.start.p0i8(i64 8, i8* %y)
28 call void @_Z3barRKi(i32* %0) nounwind
29 %2 = load i32, i32* %0, align 8
31 ;; Destructor is run here.
32 call void @llvm.invariant.end.p0i8({}* %inv, i64 8, i8* %y)
33 ;; Destructor is done here.
34 call void @llvm.lifetime.end(i64 8, i8* %y)