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1; RUN: opt -passes='print<loopnest>' %s 2>&1 | FileCheck %s2@global = external dso_local global [1000 x [1000 x i32]], align 163 4; CHECK: IsPerfect=true, Depth=1, OutermostLoop: inner.header, Loops: ( inner.header )5; CHECK-NEXT: IsPerfect=true, Depth=2, OutermostLoop: outer.header, Loops: ( outer.header inner.header )6 7define void @foo1(i1 %cmp) {8entry:9 br i1 %cmp, label %bb1, label %bb110 11bb1: ; preds = %entry, %entry12 br i1 %cmp, label %outer.header.preheader, label %outer.header.preheader13 14outer.header.preheader: ; preds = %bb1, %bb115 br label %outer.header16 17outer.header: ; preds = %outer.header.preheader, %outer.latch18 %outer.iv = phi i64 [ %outer.iv.next, %outer.latch ], [ 0, %outer.header.preheader ]19 br i1 %cmp, label %inner.header.preheader, label %inner.header.preheader20 21inner.header.preheader: ; preds = %outer.header, %outer.header22 br label %inner.header23 24inner.header: ; preds = %inner.header.preheader, %inner.header25 %inner.iv = phi i64 [ %inner.iv.next, %inner.header ], [ 5, %inner.header.preheader ]26 %ptr = getelementptr inbounds [1000 x [1000 x i32]], ptr @global, i64 0, i64 %inner.iv, i64 %outer.iv27 %lv = load i32, ptr %ptr, align 428 %v = mul i32 %lv, 10029 store i32 %v, ptr %ptr, align 430 %inner.iv.next = add nsw i64 %inner.iv, 131 %cond1 = icmp eq i64 %inner.iv.next, 100032 br i1 %cond1, label %outer.latch, label %inner.header33 34outer.latch: ; preds = %inner.header35 %outer.iv.next = add nuw nsw i64 %outer.iv, 136 %cond2 = icmp eq i64 %outer.iv.next, 100037 br i1 %cond2, label %bb9, label %outer.header38 39bb9: ; preds = %outer.latch40 br label %bb1041 42bb10: ; preds = %bb943 ret void44}45