; LLVM IR from upupming/algorithm :: acwing/算法竞赛进阶指南/0x29-总结与练习/185. 玛雅游戏 (main)

; 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"

%struct.Path = type { i32, i32, i32 }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@path = external dso_local global [5 x %struct.Path], align 16
@n = external dso_local global i32, align 4
@cnt = external dso_local global [11 x i32], align 16
@g = external dso_local global [5 x [7 x i32]], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z3dfsi(i32 noundef) #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 {
  %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
  store i32 0, ptr %1, align 4
  %6 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %7

7:                                                ; preds = %41, %0
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = icmp slt i32 %8, 5
  br i1 %9, label %11, label %10

10:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %44

11:                                               ; preds = %7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %24, %11
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %14 = load ptr, ptr %13, align 8, !tbaa !9
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr %13, i64 %16
  %18 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %17)
  br i1 %18, label %19, label %22

19:                                               ; preds = %12
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = icmp ne i32 %20, 0
  br label %22

22:                                               ; preds = %19, %12
  %23 = phi i1 [ false, %12 ], [ %21, %19 ]
  br i1 %23, label %24, label %40

24:                                               ; preds = %22
  %25 = load i32, ptr @cnt, align 16, !tbaa !5
  %26 = add nsw i32 %25, 1
  store i32 %26, ptr @cnt, align 16, !tbaa !5
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [11 x i32], ptr @cnt, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %29, align 4, !tbaa !5
  %32 = load i32, ptr %3, align 4, !tbaa !5
  %33 = load i32, ptr %2, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [5 x [7 x i32]], ptr @g, i64 0, i64 %34
  %36 = load i32, ptr %4, align 4, !tbaa !5
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %4, align 4, !tbaa !5
  %38 = sext i32 %36 to i64
  %39 = getelementptr inbounds [7 x i32], ptr %35, i64 0, i64 %38
  store i32 %32, ptr %39, align 4, !tbaa !5
  br label %12, !llvm.loop !11

40:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %41

41:                                               ; preds = %40
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %2, align 4, !tbaa !5
  br label %7, !llvm.loop !13

44:                                               ; preds = %10
  %45 = call noundef zeroext i1 @_Z3dfsi(i32 noundef 0)
  br i1 %45, label %46, label %78

46:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %47

47:                                               ; preds = %74, %46
  %48 = load i32, ptr %5, align 4, !tbaa !5
  %49 = load i32, ptr @n, align 4, !tbaa !5
  %50 = icmp slt i32 %48, %49
  br i1 %50, label %52, label %51

51:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %77

52:                                               ; preds = %47
  %53 = load i32, ptr %5, align 4, !tbaa !5
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds [5 x %struct.Path], ptr @path, i64 0, i64 %54
  %56 = getelementptr inbounds %struct.Path, ptr %55, i32 0, i32 0
  %57 = load i32, ptr %56, align 4, !tbaa !14
  %58 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %57)
  %59 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %58, ptr noundef @.str)
  %60 = load i32, ptr %5, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds [5 x %struct.Path], ptr @path, i64 0, i64 %61
  %63 = getelementptr inbounds %struct.Path, ptr %62, i32 0, i32 1
  %64 = load i32, ptr %63, align 4, !tbaa !16
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %59, i32 noundef %64)
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef @.str)
  %67 = load i32, ptr %5, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [5 x %struct.Path], ptr @path, i64 0, i64 %68
  %70 = getelementptr inbounds %struct.Path, ptr %69, i32 0, i32 2
  %71 = load i32, ptr %70, align 4, !tbaa !17
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %66, i32 noundef %71)
  %73 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %72, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %74

74:                                               ; preds = %52
  %75 = load i32, ptr %5, align 4, !tbaa !5
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %5, align 4, !tbaa !5
  br label %47, !llvm.loop !18

77:                                               ; preds = %51
  br label %80

78:                                               ; preds = %44
  %79 = call i32 @puts(ptr noundef @.str.1)
  br label %80

80:                                               ; preds = %78, %77
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

declare i32 @puts(ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 #2 = { 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 #3 = { "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 #4 = { inlinehint mustprogress 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 #5 = { 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 = !{!"vtable pointer", !8, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = !{!15, !6, i64 0}
!15 = !{!"_ZTS4Path", !6, i64 0, !6, i64 4, !6, i64 8}
!16 = !{!15, !6, i64 4}
!17 = !{!15, !6, i64 8}
!18 = distinct !{!18, !12}


; 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"

%struct.Path = type { i32, i32, i32 }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@path = external dso_local local_unnamed_addr global [5 x %struct.Path], align 16
@n = external dso_local global i32, align 4
@cnt = external dso_local local_unnamed_addr global [11 x i32], align 16
@g = external dso_local local_unnamed_addr global [5 x [7 x i32]], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z3dfsi(i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 {
  %1 = alloca i32, align 4
  %2 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %3 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr i8, ptr %4, i64 -24
  %6 = load i64, ptr %5, align 8
  %7 = getelementptr inbounds i8, ptr %3, i64 %6
  %8 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %7)
  %9 = load i32, ptr %1, align 4
  %10 = icmp ne i32 %9, 0
  %11 = select i1 %8, i1 %10, i1 false
  br i1 %11, label %.lr.ph, label %._crit_edge

.preheader:                                       ; preds = %._crit_edge.4
  %12 = load i32, ptr @n, align 4, !tbaa !8
  %13 = icmp sgt i32 %12, 0
  br i1 %13, label %.lr.ph14, label %.loopexit

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %14 = phi i32 [ %28, %.lr.ph ], [ %9, %0 ]
  %15 = load i32, ptr @cnt, align 16, !tbaa !8
  %16 = add nsw i32 %15, 1
  store i32 %16, ptr @cnt, align 16, !tbaa !8
  %17 = sext i32 %14 to i64
  %18 = getelementptr inbounds [11 x i32], ptr @cnt, i64 0, i64 %17
  %19 = load i32, ptr %18, align 4, !tbaa !8
  %20 = add nsw i32 %19, 1
  store i32 %20, ptr %18, align 4, !tbaa !8
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %21 = getelementptr inbounds [5 x [7 x i32]], ptr @g, i64 0, i64 0, i64 %indvars.iv
  store i32 %14, ptr %21, align 4, !tbaa !8
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %23 = load ptr, ptr %22, align 8, !tbaa !5
  %24 = getelementptr i8, ptr %23, i64 -24
  %25 = load i64, ptr %24, align 8
  %26 = getelementptr inbounds i8, ptr %22, i64 %25
  %27 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %26)
  %28 = load i32, ptr %1, align 4
  %29 = icmp ne i32 %28, 0
  %30 = select i1 %27, i1 %29, i1 false
  br i1 %30, label %.lr.ph, label %._crit_edge, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %31 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %32 = load ptr, ptr %31, align 8, !tbaa !5
  %33 = getelementptr i8, ptr %32, i64 -24
  %34 = load i64, ptr %33, align 8
  %35 = getelementptr inbounds i8, ptr %31, i64 %34
  %36 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %35)
  %37 = load i32, ptr %1, align 4
  %38 = icmp ne i32 %37, 0
  %39 = select i1 %36, i1 %38, i1 false
  br i1 %39, label %.lr.ph.1, label %._crit_edge.1

.lr.ph.1:                                         ; preds = %._crit_edge, %.lr.ph.1
  %indvars.iv.1 = phi i64 [ %indvars.iv.next.1, %.lr.ph.1 ], [ 0, %._crit_edge ]
  %40 = phi i32 [ %54, %.lr.ph.1 ], [ %37, %._crit_edge ]
  %41 = load i32, ptr @cnt, align 16, !tbaa !8
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr @cnt, align 16, !tbaa !8
  %43 = sext i32 %40 to i64
  %44 = getelementptr inbounds [11 x i32], ptr @cnt, i64 0, i64 %43
  %45 = load i32, ptr %44, align 4, !tbaa !8
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %44, align 4, !tbaa !8
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv.1, 1
  %47 = getelementptr inbounds [5 x [7 x i32]], ptr @g, i64 0, i64 1, i64 %indvars.iv.1
  store i32 %40, ptr %47, align 4, !tbaa !8
  %48 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %49 = load ptr, ptr %48, align 8, !tbaa !5
  %50 = getelementptr i8, ptr %49, i64 -24
  %51 = load i64, ptr %50, align 8
  %52 = getelementptr inbounds i8, ptr %48, i64 %51
  %53 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %52)
  %54 = load i32, ptr %1, align 4
  %55 = icmp ne i32 %54, 0
  %56 = select i1 %53, i1 %55, i1 false
  br i1 %56, label %.lr.ph.1, label %._crit_edge.1, !llvm.loop !11

._crit_edge.1:                                    ; preds = %.lr.ph.1, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %57 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %58 = load ptr, ptr %57, align 8, !tbaa !5
  %59 = getelementptr i8, ptr %58, i64 -24
  %60 = load i64, ptr %59, align 8
  %61 = getelementptr inbounds i8, ptr %57, i64 %60
  %62 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %61)
  %63 = load i32, ptr %1, align 4
  %64 = icmp ne i32 %63, 0
  %65 = select i1 %62, i1 %64, i1 false
  br i1 %65, label %.lr.ph.2, label %._crit_edge.2

.lr.ph.2:                                         ; preds = %._crit_edge.1, %.lr.ph.2
  %indvars.iv.2 = phi i64 [ %indvars.iv.next.2, %.lr.ph.2 ], [ 0, %._crit_edge.1 ]
  %66 = phi i32 [ %80, %.lr.ph.2 ], [ %63, %._crit_edge.1 ]
  %67 = load i32, ptr @cnt, align 16, !tbaa !8
  %68 = add nsw i32 %67, 1
  store i32 %68, ptr @cnt, align 16, !tbaa !8
  %69 = sext i32 %66 to i64
  %70 = getelementptr inbounds [11 x i32], ptr @cnt, i64 0, i64 %69
  %71 = load i32, ptr %70, align 4, !tbaa !8
  %72 = add nsw i32 %71, 1
  store i32 %72, ptr %70, align 4, !tbaa !8
  %indvars.iv.next.2 = add nuw nsw i64 %indvars.iv.2, 1
  %73 = getelementptr inbounds [5 x [7 x i32]], ptr @g, i64 0, i64 2, i64 %indvars.iv.2
  store i32 %66, ptr %73, align 4, !tbaa !8
  %74 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %75 = load ptr, ptr %74, align 8, !tbaa !5
  %76 = getelementptr i8, ptr %75, i64 -24
  %77 = load i64, ptr %76, align 8
  %78 = getelementptr inbounds i8, ptr %74, i64 %77
  %79 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %78)
  %80 = load i32, ptr %1, align 4
  %81 = icmp ne i32 %80, 0
  %82 = select i1 %79, i1 %81, i1 false
  br i1 %82, label %.lr.ph.2, label %._crit_edge.2, !llvm.loop !11

._crit_edge.2:                                    ; preds = %.lr.ph.2, %._crit_edge.1
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %83 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %84 = load ptr, ptr %83, align 8, !tbaa !5
  %85 = getelementptr i8, ptr %84, i64 -24
  %86 = load i64, ptr %85, align 8
  %87 = getelementptr inbounds i8, ptr %83, i64 %86
  %88 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %87)
  %89 = load i32, ptr %1, align 4
  %90 = icmp ne i32 %89, 0
  %91 = select i1 %88, i1 %90, i1 false
  br i1 %91, label %.lr.ph.3, label %._crit_edge.3

.lr.ph.3:                                         ; preds = %._crit_edge.2, %.lr.ph.3
  %indvars.iv.3 = phi i64 [ %indvars.iv.next.3, %.lr.ph.3 ], [ 0, %._crit_edge.2 ]
  %92 = phi i32 [ %106, %.lr.ph.3 ], [ %89, %._crit_edge.2 ]
  %93 = load i32, ptr @cnt, align 16, !tbaa !8
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr @cnt, align 16, !tbaa !8
  %95 = sext i32 %92 to i64
  %96 = getelementptr inbounds [11 x i32], ptr @cnt, i64 0, i64 %95
  %97 = load i32, ptr %96, align 4, !tbaa !8
  %98 = add nsw i32 %97, 1
  store i32 %98, ptr %96, align 4, !tbaa !8
  %indvars.iv.next.3 = add nuw nsw i64 %indvars.iv.3, 1
  %99 = getelementptr inbounds [5 x [7 x i32]], ptr @g, i64 0, i64 3, i64 %indvars.iv.3
  store i32 %92, ptr %99, align 4, !tbaa !8
  %100 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %101 = load ptr, ptr %100, align 8, !tbaa !5
  %102 = getelementptr i8, ptr %101, i64 -24
  %103 = load i64, ptr %102, align 8
  %104 = getelementptr inbounds i8, ptr %100, i64 %103
  %105 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %104)
  %106 = load i32, ptr %1, align 4
  %107 = icmp ne i32 %106, 0
  %108 = select i1 %105, i1 %107, i1 false
  br i1 %108, label %.lr.ph.3, label %._crit_edge.3, !llvm.loop !11

._crit_edge.3:                                    ; preds = %.lr.ph.3, %._crit_edge.2
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %109 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %110 = load ptr, ptr %109, align 8, !tbaa !5
  %111 = getelementptr i8, ptr %110, i64 -24
  %112 = load i64, ptr %111, align 8
  %113 = getelementptr inbounds i8, ptr %109, i64 %112
  %114 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %113)
  %115 = load i32, ptr %1, align 4
  %116 = icmp ne i32 %115, 0
  %117 = select i1 %114, i1 %116, i1 false
  br i1 %117, label %.lr.ph.4, label %._crit_edge.4

.lr.ph.4:                                         ; preds = %._crit_edge.3, %.lr.ph.4
  %indvars.iv.4 = phi i64 [ %indvars.iv.next.4, %.lr.ph.4 ], [ 0, %._crit_edge.3 ]
  %118 = phi i32 [ %132, %.lr.ph.4 ], [ %115, %._crit_edge.3 ]
  %119 = load i32, ptr @cnt, align 16, !tbaa !8
  %120 = add nsw i32 %119, 1
  store i32 %120, ptr @cnt, align 16, !tbaa !8
  %121 = sext i32 %118 to i64
  %122 = getelementptr inbounds [11 x i32], ptr @cnt, i64 0, i64 %121
  %123 = load i32, ptr %122, align 4, !tbaa !8
  %124 = add nsw i32 %123, 1
  store i32 %124, ptr %122, align 4, !tbaa !8
  %indvars.iv.next.4 = add nuw nsw i64 %indvars.iv.4, 1
  %125 = getelementptr inbounds [5 x [7 x i32]], ptr @g, i64 0, i64 4, i64 %indvars.iv.4
  store i32 %118, ptr %125, align 4, !tbaa !8
  %126 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %127 = load ptr, ptr %126, align 8, !tbaa !5
  %128 = getelementptr i8, ptr %127, i64 -24
  %129 = load i64, ptr %128, align 8
  %130 = getelementptr inbounds i8, ptr %126, i64 %129
  %131 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %130)
  %132 = load i32, ptr %1, align 4
  %133 = icmp ne i32 %132, 0
  %134 = select i1 %131, i1 %133, i1 false
  br i1 %134, label %.lr.ph.4, label %._crit_edge.4, !llvm.loop !11

._crit_edge.4:                                    ; preds = %.lr.ph.4, %._crit_edge.3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  %135 = call noundef zeroext i1 @_Z3dfsi(i32 noundef 0)
  br i1 %135, label %.preheader, label %151

.lr.ph14:                                         ; preds = %.preheader, %.lr.ph14
  %indvars.iv19 = phi i64 [ %indvars.iv.next20, %.lr.ph14 ], [ 0, %.preheader ]
  %136 = getelementptr inbounds [5 x %struct.Path], ptr @path, i64 0, i64 %indvars.iv19
  %137 = load i32, ptr %136, align 4, !tbaa !13
  %138 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %137)
  %139 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %138, ptr noundef nonnull @.str)
  %140 = getelementptr inbounds i8, ptr %136, i64 4
  %141 = load i32, ptr %140, align 4, !tbaa !15
  %142 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %139, i32 noundef %141)
  %143 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %142, ptr noundef nonnull @.str)
  %144 = getelementptr inbounds i8, ptr %136, i64 8
  %145 = load i32, ptr %144, align 4, !tbaa !16
  %146 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %143, i32 noundef %145)
  %147 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %146, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %indvars.iv.next20 = add nuw nsw i64 %indvars.iv19, 1
  %148 = load i32, ptr @n, align 4, !tbaa !8
  %149 = sext i32 %148 to i64
  %150 = icmp slt i64 %indvars.iv.next20, %149
  br i1 %150, label %.lr.ph14, label %.loopexit, !llvm.loop !17

151:                                              ; preds = %._crit_edge.4
  %152 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.1)
  br label %.loopexit

.loopexit:                                        ; preds = %.lr.ph14, %.preheader, %151
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #5

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 #2 = { 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 #3 = { "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 #4 = { inlinehint mustprogress 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 #5 = { 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 #6 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !9, i64 0}
!14 = !{!"_ZTS4Path", !9, i64 0, !9, i64 4, !9, i64 8}
!15 = !{!14, !9, i64 4}
!16 = !{!14, !9, i64 8}
!17 = distinct !{!17, !12}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass