; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=gvn -S < %s | FileCheck %s target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:4" target triple = "x86_64-unknown-linux-gnu" define void @nipre(ptr noalias %p, ptr noalias %p2, i8 %jmp) { ; CHECK-LABEL: @nipre( ; CHECK: a: ; CHECK: [[L1:%.*]] = load ptr addrspace(4), ptr [[P:%.*]] ; CHECK: b: ; CHECK: [[L2:%.*]] = load ptr addrspace(4), ptr [[P]] ; CHECK: c: ; CHECK-NEXT: [[L3_PRE:%.*]] = load ptr addrspace(4), ptr %p entry: switch i8 %jmp, label %c [ i8 0, label %a i8 1, label %b] a: %l1 = load ptr addrspace(4), ptr %p store ptr addrspace(4) %l1, ptr %p2 br label %tail b: %l2 = load ptr addrspace(4), ptr %p store ptr addrspace(4) %l2, ptr %p2 br label %tail c: br label %tail tail: %l3 = load ptr addrspace(4), ptr %p store ptr addrspace(4) %l3, ptr %p2 ret void }