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1; RUN: opt < %s -inline -S | FileCheck %s
2
3; InlineFunction would assert inside the loop that leaves lifetime markers if
4; there was an zero-sized AllocaInst. Check that it doesn't assert and doesn't
5; leave lifetime markers in that case.
6
7declare i32 @callee2(i8*)
8
9define i32 @callee1(i32 %count) {
10  %a0 = alloca i8, i32 %count, align 4
11  %call0 = call i32 @callee2(i8* %a0)
12  ret i32 %call0
13}
14
15; CHECK-LABEL: define i32 @caller1(
16; CHECK: [[ALLOCA:%[a-z0-9\.]+]] = alloca i8
17; CHECK-NOT: call void @llvm.lifetime.start(
18; CHECK: call i32 @callee2(i8* [[ALLOCA]])
19; CHECK-NOT: call void @llvm.lifetime.end(
20
21define i32 @caller1(i32 %count) {
22  %call0 = call i32 @callee1(i32 0)
23  ret i32 %call0
24}
25