1; RUN: opt < %s -instcombine -S | grep "icmp ne i32 \%a"
2; PR2330
3
4define i1 @foo(i32 %a) nounwind  {
5entry:
6	%tmp15 = shl i32 1, %a		; <i32> [#uses=1]
7	%tmp237 = and i32 %tmp15, 1		; <i32> [#uses=1]
8	%toBool = icmp eq i32 %tmp237, 0		; <i1> [#uses=1]
9	ret i1 %toBool
10}
11