; LLVM IR from ncduy0303/Competitive-Programming :: Graphs/Shortest Paths/Floyd_Warshall.ll (Z5solvev)

; 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"

%"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" }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@q = external dso_local global i32, align 4
@dist = external dso_local global [501 x [501 x i64]], 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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14floyd_warshallv() #0

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #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
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = 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)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) @m)
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %12, ptr noundef nonnull align 4 dereferenceable(4) @q)
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #5
  store i32 1, ptr %1, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %41, %0
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = load i32, ptr @n, align 4, !tbaa !5
  %17 = icmp sle i32 %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  store i32 2, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  br label %44

19:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %20

20:                                               ; preds = %37, %19
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = load i32, ptr @n, align 4, !tbaa !5
  %23 = icmp sle i32 %21, %22
  br i1 %23, label %25, label %24

24:                                               ; preds = %20
  store i32 5, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %40

25:                                               ; preds = %20
  %26 = load i32, ptr %1, align 4, !tbaa !5
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = icmp eq i32 %26, %27
  %29 = zext i1 %28 to i64
  %30 = select i1 %28, i64 0, i64 1000000000000000
  %31 = load i32, ptr %1, align 4, !tbaa !5
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %32
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [501 x i64], ptr %33, i64 0, i64 %35
  store i64 %30, ptr %36, align 8, !tbaa !9
  br label %37

37:                                               ; preds = %25
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %3, align 4, !tbaa !5
  br label %20, !llvm.loop !11

40:                                               ; preds = %24
  br label %41

41:                                               ; preds = %40
  %42 = load i32, ptr %1, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %1, align 4, !tbaa !5
  br label %14, !llvm.loop !13

44:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %76, %44
  %46 = load i32, ptr %4, align 4, !tbaa !5
  %47 = load i32, ptr @m, align 4, !tbaa !5
  %48 = icmp slt i32 %46, %47
  br i1 %48, label %50, label %49

49:                                               ; preds = %45
  store i32 8, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  br label %79

50:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %51 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %52 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %51, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %53 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %52, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %54 = load i32, ptr %5, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %55
  %57 = load i32, ptr %6, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [501 x i64], ptr %56, i64 0, i64 %58
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %60 = load i32, ptr %7, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  store i64 %61, ptr %8, align 8, !tbaa !9
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %59, ptr noundef nonnull align 8 dereferenceable(8) %8)
  %63 = load i64, ptr %62, align 8, !tbaa !9
  %64 = load i32, ptr %6, align 4, !tbaa !5
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %65
  %67 = load i32, ptr %5, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [501 x i64], ptr %66, i64 0, i64 %68
  store i64 %63, ptr %69, align 8, !tbaa !9
  %70 = load i32, ptr %5, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %71
  %73 = load i32, ptr %6, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds [501 x i64], ptr %72, i64 0, i64 %74
  store i64 %63, ptr %75, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %76

76:                                               ; preds = %50
  %77 = load i32, ptr %4, align 4, !tbaa !5
  %78 = add nsw i32 %77, 1
  store i32 %78, ptr %4, align 4, !tbaa !5
  br label %45, !llvm.loop !14

79:                                               ; preds = %49
  call void @_Z14floyd_warshallv()
  br label %80

80:                                               ; preds = %104, %79
  %81 = load i32, ptr @q, align 4, !tbaa !5
  %82 = add nsw i32 %81, -1
  store i32 %82, ptr @q, align 4, !tbaa !5
  %83 = icmp ne i32 %81, 0
  br i1 %83, label %84, label %108

84:                                               ; preds = %80
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %85 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %86 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %85, ptr noundef nonnull align 4 dereferenceable(4) %10)
  %87 = load i32, ptr %9, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %88
  %90 = load i32, ptr %10, align 4, !tbaa !5
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds [501 x i64], ptr %89, i64 0, i64 %91
  %93 = load i64, ptr %92, align 8, !tbaa !9
  %94 = icmp slt i64 %93, 1000000000000000
  br i1 %94, label %95, label %103

95:                                               ; preds = %84
  %96 = load i32, ptr %9, align 4, !tbaa !5
  %97 = sext i32 %96 to i64
  %98 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %97
  %99 = load i32, ptr %10, align 4, !tbaa !5
  %100 = sext i32 %99 to i64
  %101 = getelementptr inbounds [501 x i64], ptr %98, i64 0, i64 %100
  %102 = load i64, ptr %101, align 8, !tbaa !9
  br label %104

103:                                              ; preds = %84
  br label %104

104:                                              ; preds = %103, %95
  %105 = phi i64 [ %102, %95 ], [ -1, %103 ]
  %106 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %105)
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %106, ptr noundef @.str)
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %80, !llvm.loop !15

108:                                              ; preds = %80
  ret void
}

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: 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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { inlinehint mustprogress 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 #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 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !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"

%"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" }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@q = external dso_local global i32, align 4
@dist = external dso_local global [501 x [501 x i64]], 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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14floyd_warshallv() local_unnamed_addr #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: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) 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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i64, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = 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)
  %8 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 4 dereferenceable(4) @m)
  %9 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 4 dereferenceable(4) @q)
  %10 = load i32, ptr @n, align 4, !tbaa !5
  %.not18 = icmp slt i32 %10, 1
  br i1 %.not18, label %.preheader, label %.preheader15.preheader

.preheader15.preheader:                           ; preds = %0
  %11 = add nuw i32 %10, 1
  %wide.trip.count30 = zext i32 %11 to i64
  %12 = zext nneg i32 %10 to i64
  %13 = add nsw i64 %wide.trip.count30, -2
  %xtraiter = and i64 %12, 3
  %14 = icmp ult i64 %13, 3
  %unroll_iter = and i64 %12, 2147483644
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br label %.preheader15

.preheader15:                                     ; preds = %.preheader15.preheader, %._crit_edge
  %indvars.iv27 = phi i64 [ 1, %.preheader15.preheader ], [ %indvars.iv.next28, %._crit_edge ]
  br i1 %14, label %._crit_edge.unr-lcssa, label %.preheader15.new

.preheader:                                       ; preds = %._crit_edge, %0
  %15 = load i32, ptr @m, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph, label %._crit_edge21

._crit_edge.unr-lcssa:                            ; preds = %.preheader15.new, %.preheader15
  %indvars.iv.unr = phi i64 [ 1, %.preheader15 ], [ %indvars.iv.next.3, %.preheader15.new ]
  br i1 %lcmp.mod.not, label %._crit_edge, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge.unr-lcssa, %.epil.preheader
  %indvars.iv.epil = phi i64 [ %indvars.iv.next.epil, %.epil.preheader ], [ %indvars.iv.unr, %._crit_edge.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.epil.preheader ], [ 0, %._crit_edge.unr-lcssa ]
  %17 = icmp eq i64 %indvars.iv27, %indvars.iv.epil
  %18 = select i1 %17, i64 0, i64 1000000000000000
  %19 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %indvars.iv27, i64 %indvars.iv.epil
  store i64 %18, ptr %19, align 8, !tbaa !9
  %indvars.iv.next.epil = add nuw nsw i64 %indvars.iv.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge, label %.epil.preheader, !llvm.loop !11

._crit_edge:                                      ; preds = %.epil.preheader, %._crit_edge.unr-lcssa
  %indvars.iv.next28 = add nuw nsw i64 %indvars.iv27, 1
  %exitcond31.not = icmp eq i64 %indvars.iv.next28, %wide.trip.count30
  br i1 %exitcond31.not, label %.preheader, label %.preheader15, !llvm.loop !13

.preheader15.new:                                 ; preds = %.preheader15, %.preheader15.new
  %indvars.iv = phi i64 [ %indvars.iv.next.3, %.preheader15.new ], [ 1, %.preheader15 ]
  %niter = phi i64 [ %niter.next.3, %.preheader15.new ], [ 0, %.preheader15 ]
  %20 = icmp eq i64 %indvars.iv27, %indvars.iv
  %21 = select i1 %20, i64 0, i64 1000000000000000
  %22 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %indvars.iv27, i64 %indvars.iv
  store i64 %21, ptr %22, align 8, !tbaa !9
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %23 = icmp eq i64 %indvars.iv27, %indvars.iv.next
  %24 = select i1 %23, i64 0, i64 1000000000000000
  %25 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %indvars.iv27, i64 %indvars.iv.next
  store i64 %24, ptr %25, align 8, !tbaa !9
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %26 = icmp eq i64 %indvars.iv27, %indvars.iv.next.1
  %27 = select i1 %26, i64 0, i64 1000000000000000
  %28 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %indvars.iv27, i64 %indvars.iv.next.1
  store i64 %27, ptr %28, align 8, !tbaa !9
  %indvars.iv.next.2 = add nuw nsw i64 %indvars.iv, 3
  %29 = icmp eq i64 %indvars.iv27, %indvars.iv.next.2
  %30 = select i1 %29, i64 0, i64 1000000000000000
  %31 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %indvars.iv27, i64 %indvars.iv.next.2
  store i64 %30, ptr %31, align 8, !tbaa !9
  %indvars.iv.next.3 = add nuw nsw i64 %indvars.iv, 4
  %niter.next.3 = add i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %._crit_edge.unr-lcssa, label %.preheader15.new, !llvm.loop !15

._crit_edge21:                                    ; preds = %.lr.ph, %.preheader
  call void @_Z14floyd_warshallv()
  %32 = load i32, ptr @q, align 4, !tbaa !5
  %33 = add nsw i32 %32, -1
  store i32 %33, ptr @q, align 4, !tbaa !5
  %.not1322 = icmp eq i32 %32, 0
  br i1 %.not1322, label %._crit_edge25, label %.lr.ph24

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %.020 = phi i32 [ %52, %.lr.ph ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  %34 = 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)
  %35 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %34, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %35, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %37 = load i32, ptr %1, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = load i32, ptr %2, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %38, i64 %40
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %42 = load i32, ptr %3, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  store i64 %43, ptr %4, align 8, !tbaa !9
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %41, ptr noundef nonnull align 8 dereferenceable(8) %4)
  %45 = load i64, ptr %44, align 8, !tbaa !9
  %46 = load i32, ptr %2, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = load i32, ptr %1, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %47, i64 %49
  store i64 %45, ptr %50, align 8, !tbaa !9
  %51 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %49, i64 %47
  store i64 %45, ptr %51, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  %52 = add nuw nsw i32 %.020, 1
  %53 = load i32, ptr @m, align 4, !tbaa !5
  %54 = icmp slt i32 %52, %53
  br i1 %54, label %.lr.ph, label %._crit_edge21, !llvm.loop !16

.lr.ph24:                                         ; preds = %._crit_edge21, %.lr.ph24
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  %55 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %56 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %55, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %57 = load i32, ptr %5, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = load i32, ptr %6, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds [501 x [501 x i64]], ptr @dist, i64 0, i64 %58, i64 %60
  %62 = load i64, ptr %61, align 8, !tbaa !9
  %63 = icmp slt i64 %62, 1000000000000000
  %spec.select = select i1 %63, i64 %62, i64 -1
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %spec.select)
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %64, ptr noundef nonnull @.str)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  %66 = load i32, ptr @q, align 4, !tbaa !5
  %67 = add nsw i32 %66, -1
  store i32 %67, ptr @q, align 4, !tbaa !5
  %.not13 = icmp eq i32 %66, 0
  br i1 %.not13, label %._crit_edge25, label %.lr.ph24, !llvm.loop !17

._crit_edge25:                                    ; preds = %.lr.ph24, %._crit_edge21
  ret void
}

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: 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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { inlinehint mustprogress 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 #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 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.unroll.disable"}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}
!17 = distinct !{!17, !14}


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