1 ; It is illegal to remove BB1 because it will mess up the PHI node!
3 ; RUN: opt < %s -adce -S | grep BB1
5 define i32 @test(i1 %C, i32 %A, i32 %B) {
7 br i1 %C, label %BB1, label %BB2
12 BB2: ; preds = %BB1, %0
13 %R = phi i32 [ %A, %0 ], [ %B, %BB1 ] ; <i32> [#uses=1]