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; 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
}
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