1; RUN: opt < %s -argpromotion
2
3declare void @llvm.gcroot(i8**, i8*)
4
5define i32 @g() {
6entry:
7	%var = alloca i32
8	store i32 1, i32* %var
9	%x = call i32 @f(i32* %var)
10	ret i32 %x
11}
12
13define internal i32 @f(i32* %xp) gc "example" {
14entry:
15	%var = alloca i8*
16	call void @llvm.gcroot(i8** %var, i8* null)
17	%x = load i32* %xp
18	ret i32 %x
19}
20