2003-09-09-VolatileLoadElim.ll 198 Bytes Raw Blame History Permalink 1 2 3 4 5 6 7 ; RUN: opt < %s -instcombine -S | grep load define void @test(i32* %P) { ; Dead but not deletable! %X = load volatile i32, i32* %P ; <i32> [#uses=0] ret void }