; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep shl | |
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | notcast | |
; This cannot be turned into a sign extending cast! | |
define i64 @test(i64 %X) { | |
%Y = shl i64 %X, 16 ; <i64> [#uses=1] | |
%Z = ashr i64 %Y, 16 ; <i64> [#uses=1] | |
ret i64 %Z | |
} | |