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1; RUN: opt < %s -passes=simple-loop-unswitch -disable-output2 3; PR382834; PR387375declare void @func_1()6 7define void @func_9(i32 signext %arg) {8bb:9 br label %bb510bb5: ; preds = %bb24, %bb11 %tmp3.0 = phi i32 [ undef, %bb ], [ %tmp29, %bb24 ]12 %tmp11 = icmp eq i32 %arg, 013 %tmp15 = icmp eq i32 %tmp3.0, 014 %spec.select = select i1 %tmp15, i32 0, i32 4915 %tmp1.2 = select i1 %tmp11, i32 %spec.select, i32 916 %trunc = trunc i32 %tmp1.2 to i617 br label %bb918 19bb9: ; preds = %bb5, %bb1920 %tmp2.03 = phi i32 [ 0, %bb5 ], [ %tmp21, %bb19 ]21 switch i6 %trunc, label %bb24 [22 i6 0, label %bb1923 i6 -15, label %bb2224 ]25 26bb19: ; preds = %bb927 %tmp21 = add nuw nsw i32 %tmp2.03, 128 %tmp8 = icmp eq i32 %tmp21, 2529 br i1 %tmp8, label %bb22, label %bb930 31bb22: ; preds = %bb19, %bb932 unreachable33 34bb24: ; preds = %bb935 %tmp29 = or i32 %tmp3.0, 136 br label %bb537}38