; LLVM IR from tangjz/acm-icpc :: leetcode/extra (meituan_012-小美的书架)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@_ZZ4mainE3pos = external hidden global [10001 x i32], align 16
@_ZZ4mainE3ban = external hidden global [10001 x i8], align 16
@_ZZ4mainE4used = external hidden global [10001 x i8], align 16
@.str = external hidden unnamed_addr constant [7 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %3, ptr noundef %2, ptr noundef %4)
  %9 = load i32, ptr %3, align 4, !tbaa !5
  %10 = sext i32 %9 to i64
  %11 = mul i64 %10, 4
  call void @llvm.memset.p0.i64(ptr align 4 getelementptr inbounds (i32, ptr @_ZZ4mainE3pos, i64 1), i8 -1, i64 %11, i1 false)
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = mul i64 %13, 1
  call void @llvm.memset.p0.i64(ptr align 1 getelementptr inbounds (i8, ptr @_ZZ4mainE3ban, i64 1), i8 0, i64 %14, i1 false)
  %15 = load i32, ptr %3, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = mul i64 %16, 1
  call void @llvm.memset.p0.i64(ptr align 1 getelementptr inbounds (i8, ptr @_ZZ4mainE4used, i64 1), i8 0, i64 %17, i1 false)
  br label %18

18:                                               ; preds = %107, %0
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = add nsw i32 %19, -1
  store i32 %20, ptr %4, align 4, !tbaa !5
  %21 = icmp ne i32 %19, 0
  br i1 %21, label %22, label %108

22:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  %23 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %5, ptr noundef %6)
  %24 = load i32, ptr %5, align 4, !tbaa !5
  switch i32 %24, label %107 [
    i32 1, label %25
    i32 2, label %59
    i32 3, label %63
    i32 4, label %67
    i32 5, label %103
  ]

25:                                               ; preds = %22
  %26 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %7)
  %27 = load i32, ptr %6, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %28
  %30 = load i8, ptr %29, align 1, !tbaa !9, !range !11, !noundef !12
  %31 = trunc i8 %30 to i1
  br i1 %31, label %58, label %32

32:                                               ; preds = %25
  %33 = load i32, ptr %6, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = icmp eq i32 %36, -1
  br i1 %37, label %47, label %38

38:                                               ; preds = %32
  %39 = load i32, ptr %6, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %40
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %43
  %45 = load i8, ptr %44, align 1, !tbaa !9, !range !11, !noundef !12
  %46 = trunc i8 %45 to i1
  br i1 %46, label %58, label %47

47:                                               ; preds = %38, %32
  %48 = load i32, ptr %7, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %49
  %51 = load i8, ptr %50, align 1, !tbaa !9, !range !11, !noundef !12
  %52 = trunc i8 %51 to i1
  br i1 %52, label %58, label %53

53:                                               ; preds = %47
  %54 = load i32, ptr %7, align 4, !tbaa !5
  %55 = load i32, ptr %6, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %56
  store i32 %54, ptr %57, align 4, !tbaa !5
  br label %58

58:                                               ; preds = %53, %47, %38, %25
  br label %107

59:                                               ; preds = %22
  %60 = load i32, ptr %6, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %61
  store i8 1, ptr %62, align 1, !tbaa !9
  br label %107

63:                                               ; preds = %22
  %64 = load i32, ptr %6, align 4, !tbaa !5
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %65
  store i8 0, ptr %66, align 1, !tbaa !9
  br label %107

67:                                               ; preds = %22
  %68 = load i32, ptr %6, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %69
  %71 = load i8, ptr %70, align 1, !tbaa !9, !range !11, !noundef !12
  %72 = trunc i8 %71 to i1
  br i1 %72, label %88, label %73

73:                                               ; preds = %67
  %74 = load i32, ptr %6, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %75
  %77 = load i32, ptr %76, align 4, !tbaa !5
  %78 = icmp eq i32 %77, -1
  br i1 %78, label %88, label %79

79:                                               ; preds = %73
  %80 = load i32, ptr %6, align 4, !tbaa !5
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %81
  %83 = load i32, ptr %82, align 4, !tbaa !5
  %84 = sext i32 %83 to i64
  %85 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %84
  %86 = load i8, ptr %85, align 1, !tbaa !9, !range !11, !noundef !12
  %87 = trunc i8 %86 to i1
  br i1 %87, label %88, label %90

88:                                               ; preds = %79, %73, %67
  %89 = call i32 @puts(ptr noundef @.str.3)
  br label %102

90:                                               ; preds = %79
  %91 = load i32, ptr %6, align 4, !tbaa !5
  %92 = sext i32 %91 to i64
  %93 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %92
  %94 = load i32, ptr %93, align 4, !tbaa !5
  %95 = call i32 (ptr, ...) @printf(ptr noundef @.str.4, i32 noundef %94)
  %96 = load i32, ptr %6, align 4, !tbaa !5
  %97 = sext i32 %96 to i64
  %98 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %97
  store i32 -1, ptr %98, align 4, !tbaa !5
  %99 = load i32, ptr %6, align 4, !tbaa !5
  %100 = sext i32 %99 to i64
  %101 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %100
  store i8 1, ptr %101, align 1, !tbaa !9
  br label %102

102:                                              ; preds = %90, %88
  br label %107

103:                                              ; preds = %22
  %104 = load i32, ptr %6, align 4, !tbaa !5
  %105 = sext i32 %104 to i64
  %106 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %105
  store i8 0, ptr %106, align 1, !tbaa !9
  br label %107

107:                                              ; preds = %103, %102, %63, %59, %58, %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %18, !llvm.loop !13

108:                                              ; preds = %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  ret i32 0
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

declare i32 @puts(ptr noundef) #2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@_ZZ4mainE3pos = external hidden local_unnamed_addr global [10001 x i32], align 16
@_ZZ4mainE3ban = external hidden local_unnamed_addr global [10001 x i8], align 16
@_ZZ4mainE4used = external hidden local_unnamed_addr global [10001 x i8], align 16
@.str = external hidden unnamed_addr constant [7 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %2, ptr noundef nonnull %1, ptr noundef nonnull %3)
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = sext i32 %8 to i64
  %10 = shl nsw i64 %9, 2
  call void @llvm.memset.p0.i64(ptr nonnull align 4 getelementptr inbounds (i8, ptr @_ZZ4mainE3pos, i64 4), i8 -1, i64 %10, i1 false)
  %11 = load i32, ptr %1, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  call void @llvm.memset.p0.i64(ptr nonnull align 1 getelementptr inbounds (i8, ptr @_ZZ4mainE3ban, i64 1), i8 0, i64 %12, i1 false)
  call void @llvm.memset.p0.i64(ptr nonnull align 1 getelementptr inbounds (i8, ptr @_ZZ4mainE4used, i64 1), i8 0, i64 %9, i1 false)
  %13 = load i32, ptr %3, align 4, !tbaa !5
  %14 = add nsw i32 %13, -1
  store i32 %14, ptr %3, align 4, !tbaa !5
  %.not2 = icmp eq i32 %13, 0
  br i1 %.not2, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %75
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #4
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %4, ptr noundef nonnull %5)
  %16 = load i32, ptr %4, align 4, !tbaa !5
  switch i32 %16, label %75 [
    i32 1, label %17
    i32 2, label %40
    i32 3, label %44
    i32 4, label %48
    i32 5, label %71
  ]

17:                                               ; preds = %.lr.ph
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %6)
  %19 = load i32, ptr %5, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %20
  %22 = load i8, ptr %21, align 1, !tbaa !9, !range !11, !noundef !12
  %23 = trunc nuw i8 %22 to i1
  br i1 %23, label %75, label %24

24:                                               ; preds = %17
  %25 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %20
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %27 = icmp eq i32 %26, -1
  br i1 %27, label %33, label %28

28:                                               ; preds = %24
  %29 = sext i32 %26 to i64
  %30 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %29
  %31 = load i8, ptr %30, align 1, !tbaa !9, !range !11, !noundef !12
  %32 = trunc nuw i8 %31 to i1
  br i1 %32, label %75, label %33

33:                                               ; preds = %28, %24
  %34 = load i32, ptr %6, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %35
  %37 = load i8, ptr %36, align 1, !tbaa !9, !range !11, !noundef !12
  %38 = trunc nuw i8 %37 to i1
  br i1 %38, label %75, label %39

39:                                               ; preds = %33
  store i32 %34, ptr %25, align 4, !tbaa !5
  br label %75

40:                                               ; preds = %.lr.ph
  %41 = load i32, ptr %5, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %42
  store i8 1, ptr %43, align 1, !tbaa !9
  br label %75

44:                                               ; preds = %.lr.ph
  %45 = load i32, ptr %5, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %46
  store i8 0, ptr %47, align 1, !tbaa !9
  br label %75

48:                                               ; preds = %.lr.ph
  %49 = load i32, ptr %5, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %50
  %52 = load i8, ptr %51, align 1, !tbaa !9, !range !11, !noundef !12
  %53 = trunc nuw i8 %52 to i1
  br i1 %53, label %63, label %54

54:                                               ; preds = %48
  %55 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %50
  %56 = load i32, ptr %55, align 4, !tbaa !5
  %57 = icmp eq i32 %56, -1
  br i1 %57, label %63, label %58

58:                                               ; preds = %54
  %59 = sext i32 %56 to i64
  %60 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE3ban, i64 0, i64 %59
  %61 = load i8, ptr %60, align 1, !tbaa !9, !range !11, !noundef !12
  %62 = trunc nuw i8 %61 to i1
  br i1 %62, label %63, label %65

63:                                               ; preds = %58, %54, %48
  %64 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.3)
  br label %75

65:                                               ; preds = %58
  %66 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.4, i32 noundef %56)
  %67 = load i32, ptr %5, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [10001 x i32], ptr @_ZZ4mainE3pos, i64 0, i64 %68
  store i32 -1, ptr %69, align 4, !tbaa !5
  %70 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %68
  store i8 1, ptr %70, align 1, !tbaa !9
  br label %75

71:                                               ; preds = %.lr.ph
  %72 = load i32, ptr %5, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [10001 x i8], ptr @_ZZ4mainE4used, i64 0, i64 %73
  store i8 0, ptr %74, align 1, !tbaa !9
  br label %75

75:                                               ; preds = %63, %65, %17, %28, %33, %39, %71, %44, %40, %.lr.ph
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  %76 = load i32, ptr %3, align 4, !tbaa !5
  %77 = add nsw i32 %76, -1
  store i32 %77, ptr %3, align 4, !tbaa !5
  %.not = icmp eq i32 %76, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !13

._crit_edge:                                      ; preds = %75, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #4
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress nofree norecurse nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass