; This is a basic sanity check for constant propagation. The add instruction ; should be eliminated. ; RUN: opt < %s -constprop -die -S | not grep phi define i32 @test(i1 %B) { BB0: br i1 %B, label %BB1, label %BB3 BB1: ; preds = %BB0 br label %BB3 BB3: ; preds = %BB1, %BB0 %Ret = phi i32 [ 1, %BB0 ], [ 1, %BB1 ] ; <i32> [#uses=1] ret i32 %Ret }