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; RUN: opt -passes=mem2reg -S -o - < %s | FileCheck %s
declare void @llvm.lifetime.start.p0(i64 %size, ptr nocapture %ptr)
declare void @llvm.lifetime.end.p0(i64 %size, ptr nocapture %ptr)
define void @test1() {
; CHECK: test1
; CHECK-NOT: alloca
%A = alloca i32
call void @llvm.lifetime.start.p0(i64 2, ptr %A)
store i32 1, ptr %A
call void @llvm.lifetime.end.p0(i64 2, ptr %A)
ret void
}
define void @test2() {
; CHECK: test2
; CHECK-NOT: alloca
%A = alloca {i8, i16}
%B = getelementptr {i8, i16}, ptr %A, i32 0, i32 0
call void @llvm.lifetime.start.p0(i64 2, ptr %B)
store {i8, i16} zeroinitializer, ptr %A
call void @llvm.lifetime.end.p0(i64 2, ptr %B)
ret void
}
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