; RUN: llc -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 < %s ; rdar://10196296 ; ARM target specific dag combine created a cycle in DAG. define void @t() nounwind ssp { %1 = load i64* undef, align 4 %2 = shl i32 5, 0 %3 = zext i32 %2 to i64 %4 = and i64 %1, %3 %5 = lshr i64 %4, undef switch i64 %5, label %8 [ i64 0, label %9 i64 1, label %6 i64 4, label %9 i64 5, label %7 ] ; <label>:6 ; preds = %0 unreachable ; <label>:7 ; preds = %0 unreachable ; <label>:8 ; preds = %0 unreachable ; <label>:9 ; preds = %0, %0 ret void }