1; RUN: opt < %s -instcombine -S | \ 2; RUN: not grep undef 3 4define i32 @test(i8 %A) { 5 %B = sext i8 %A to i32 ; <i32> [#uses=1] 6 %C = ashr i32 %B, 8 ; <i32> [#uses=1] 7 ret i32 %C 8} 9 10 11