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; RUN: llc < %s -march=x86-64 | grep testb
; Make sure dagcombine doesn't eliminate the comparison due
; to an off-by-one bug with ComputeMaskedBits information.
declare void @qux()
define void @foo(i32 %a) {
%t0 = lshr i32 %a, 23
br label %next
next:
%t1 = and i32 %t0, 256
%t2 = icmp eq i32 %t1, 0
br i1 %t2, label %true, label %false
true:
call void @qux()
ret void
false:
ret void
}
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