Revert commit 122654 at the request of Chris, who reckons that instsimplify

is the wrong hammer for this nail, and is probably right.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122661 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/InstSimplify/2010-12-31-ValueNumber.ll

@@ -1,9 +0,0 @@
-; RUN: opt < %s -instsimplify -S | FileCheck %s
-define i1 @g(i32 %a) nounwind readnone {
-; CHECK: @g
-  %add = shl i32 %a, 1
-  %mul = shl i32 %a, 1
-  %cmp = icmp ugt i32 %add, %mul
-  ret i1 %cmp
-; CHECK: ret i1 false
-}