; RUN: llc -verify-machineinstrs < %s -march=ppc32
define void @main() {
%shamt = add i8 0, 1 ; <i8> [#uses=1]
%shift.upgrd.1 = zext i8 %shamt to i64 ; <i64> [#uses=1]
%tr2 = ashr i64 1, %shift.upgrd.1 ; <i64> [#uses=0]
ret void
}