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; RUN: llvm-as < %s | opt -jump-threading -simplifycfg -S | grep {ret i32 0}
; PR3138
define i32 @jt() {
entry:
br i1 true, label %bb3, label %bb
bb: ; preds = %entry
unreachable
bb3: ; preds = %entry
ret i32 0
}
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