1; This is a basic sanity check for constant propagation.  The add instruction
2; should be eliminated.
3
4; RUN: opt < %s -constprop -die -S | not grep phi
5
6define i32 @test(i1 %B) {
7BB0:
8        br i1 %B, label %BB1, label %BB3
9
10BB1:            ; preds = %BB0
11        br label %BB3
12
13BB3:            ; preds = %BB1, %BB0
14        %Ret = phi i32 [ 1, %BB0 ], [ 1, %BB1 ]         ; <i32> [#uses=1]
15        ret i32 %Ret
16}
17
18