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1; REQUIRES: asserts2; RUN: opt -passes=loop-vectorize -force-vector-width=2 -debug-only=loop-vectorize --disable-output -S -o - < %s 2>&1 | FileCheck %s3 4%struct.foo = type { i32, i64 }5 6; CHECK: LV: Found an estimated cost of 0 for VF 2 For instruction: %0 = bitcast ptr %b to ptr7 8; The bitcast below will be scalarized due to the predication in the loop. Bitcasts9; between pointer types should be treated as free, despite the scalarization.10define void @foo(ptr noalias nocapture %in, ptr noalias nocapture readnone %out, i64 %n) {11entry:12 br label %for.body13 14for.body: ; preds = %entry, %if.end15 %i.012 = phi i64 [ %inc, %if.end ], [ 0, %entry ]16 %b = getelementptr inbounds %struct.foo, ptr %in, i64 %i.012, i32 117 %0 = bitcast ptr %b to ptr18 %a = getelementptr inbounds %struct.foo, ptr %in, i64 %i.012, i32 019 %1 = load i32, ptr %a, align 820 %tobool.not = icmp eq i32 %1, 021 br i1 %tobool.not, label %if.end, label %land.lhs.true22 23land.lhs.true: ; preds = %for.body24 %2 = load i32, ptr %0, align 425 %cmp2 = icmp sgt i32 %2, 026 br i1 %cmp2, label %if.then, label %if.end27 28if.then: ; preds = %land.lhs.true29 %sub = add nsw i32 %2, -130 store i32 %sub, ptr %0, align 431 br label %if.end32 33if.end: ; preds = %if.then, %land.lhs.true, %for.body34 %inc = add nuw nsw i64 %i.012, 135 %exitcond.not = icmp eq i64 %inc, %n36 br i1 %exitcond.not, label %for.end, label %for.body37 38for.end: ; preds = %if.end39 ret void40}41