; RUN: llc < %s -march=ppc32 | not grep IMPLICIT_DEF define void @foo(i64 %X) { entry: %tmp1 = and i64 %X, 3 ; [#uses=1] %tmp = icmp sgt i64 %tmp1, 2 ; [#uses=1] br i1 %tmp, label %UnifiedReturnBlock, label %cond_true cond_true: ; preds = %entry %tmp.upgrd.1 = tail call i32 (...) @bar( ) ; [#uses=0] ret void UnifiedReturnBlock: ; preds = %entry ret void } declare i32 @bar(...)