1 ; RUN: opt < %s -scalar-evolution -analyze | FileCheck %s 2 3 ; CHECK: --> ((-128 * %a) /u -128) 4 5 ; Don't let ScalarEvolution fold this div away. 6 7 define i8 @foo(i8 %a) { 8 %t0 = shl i8 %a, 7 9 %t1 = lshr i8 %t0, 7 10 ret i8 %t1 11 } 12