1; RUN: opt -early-cse -S < %s | FileCheck %s
2; PR12231
3
4declare i32 @f()
5
6define i32 @fn() {
7entry:
8  br label %lbl_1215
9
10lbl_1215:
11  %ins34 = phi i32 [ %ins35, %xxx ], [ undef, %entry ]
12  ret i32 %ins34
13
14xxx:
15  %ins35 = call i32 @f()
16  br label %lbl_1215
17}
18
19; CHECK-LABEL: define i32 @fn(
20