unreachable-code.ll 188 Bytes Raw Blame History Permalink 1 2 3 4 5 6 7 8 9 10 11 12 13 ; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s ; CHECK: %t = add i64 %t, 1 ; CHECK: --> undef define void @foo() { entry: ret void dead: %t = add i64 %t, 1 ret void }