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; RUN: opt < %s -instcombine -S | grep zext
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; PR1261.
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define i16 @test(i31 %zzz) {
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%A = sext i31 %zzz to i32
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%B = add i32 %A, 16384
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%C = lshr i32 %B, 15
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%D = trunc i32 %C to i16
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ret i16 %D
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}
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