1; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=1 -S | FileCheck --enable-var-scope %s 2 3; Make sure we attach memcheck metadata to scalarized memory operations even if 4; we're only unrolling. 5 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 7 8; CHECK-LABEL: vector.memcheck: 9; CHECK-LABEL: vector.body: 10; CHECK: load i32, {{.*}} !alias.scope ![[$MD1:[0-9]+]] 11; CHECK-LABEL: middle.block: 12; CHECK-DAG: ![[$MD1]] = !{![[MD2:[0-9]+]]} 13; CHECK-DAG: ![[MD2]] = distinct !{![[MD2]], ![[MD3:[0-9]+]]} 14; CHECK-DAG: ![[MD3]] = distinct !{![[MD3]], !"LVerDomain"} 15 16; Function Attrs: norecurse nounwind uwtable 17define void @test(ptr nocapture readonly %a, ptr nocapture %b) local_unnamed_addr #0 { 18entry: 19 br label %for.body 20 21for.body: ; preds = %for.body, %entry 22 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] 23 %arrayidx = getelementptr inbounds i32, ptr %a, i64 %indvars.iv 24 %l.1 = load i32, ptr %arrayidx, align 4 25 %arrayidx2 = getelementptr inbounds i32, ptr %b, i64 %indvars.iv 26 %l.2 = load i32, ptr %arrayidx2 27 %add = add nsw i32 %l.1, %l.2 28 store i32 %add, ptr %arrayidx2, align 4 29 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 30 %exitcond = icmp eq i64 %indvars.iv.next, 10000 31 br i1 %exitcond, label %for.end, label %for.body 32 33for.end: ; preds = %for.body 34 ret void 35} 36 37attributes #0 = { norecurse nounwind uwtable } 38