; LLVM IR from ShahjalalShohag/code-library :: Math (Linear Recurrence)

; 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" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl" }
%"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl" = type { %"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%struct.modint = type { i32 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaI6modintILi1000000007EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i32 @_Z16LinearRecurrenceRSt6vectorI6modintILi1000000007EESaIS1_EES4_x(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %struct.modint, align 4
  store i32 0, ptr %1, align 4
  %14 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %15 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %16 = getelementptr i8, ptr %15, i64 -24
  %17 = load i64, ptr %16, align 8
  %18 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %17
  %19 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %18, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %20 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %21

21:                                               ; preds = %93, %0
  %22 = load i32, ptr %2, align 4, !tbaa !8
  %23 = add nsw i32 %22, -1
  store i32 %23, ptr %2, align 4, !tbaa !8
  %24 = icmp ne i32 %22, 0
  br i1 %24, label %25, label %102

25:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  %26 = 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)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #6
  %27 = load i32, ptr %3, align 4, !tbaa !8
  %28 = sext i32 %27 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #6
  call void @_ZNSaI6modintILi1000000007EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %28, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %29 unwind label %35

29:                                               ; preds = %25
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 0, ptr %8, align 4, !tbaa !8
  br label %30

30:                                               ; preds = %45, %29
  %31 = load i32, ptr %8, align 4, !tbaa !8
  %32 = load i32, ptr %3, align 4, !tbaa !8
  %33 = icmp slt i32 %31, %32
  br i1 %33, label %39, label %34

34:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %52

35:                                               ; preds = %25
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %6, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %7, align 4
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #6
  br label %101

39:                                               ; preds = %30
  %40 = load i32, ptr %8, align 4, !tbaa !8
  %41 = sext i32 %40 to i64
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %41) #6
  %43 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZrsILi1000000007EERSiS0_R6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %42)
          to label %44 unwind label %48

44:                                               ; preds = %39
  br label %45

45:                                               ; preds = %44
  %46 = load i32, ptr %8, align 4, !tbaa !8
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %8, align 4, !tbaa !8
  br label %30, !llvm.loop !11

48:                                               ; preds = %39
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %6, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %100

52:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #6
  %53 = load i32, ptr %3, align 4, !tbaa !8
  %54 = sext i32 %53 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #6
  call void @_ZNSaI6modintILi1000000007EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  invoke void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %54, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %55 unwind label %61

55:                                               ; preds = %52
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 0, ptr %11, align 4, !tbaa !8
  br label %56

56:                                               ; preds = %71, %55
  %57 = load i32, ptr %11, align 4, !tbaa !8
  %58 = load i32, ptr %3, align 4, !tbaa !8
  %59 = icmp slt i32 %57, %58
  br i1 %59, label %65, label %60

60:                                               ; preds = %56
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %78

61:                                               ; preds = %52
  %62 = landingpad { ptr, i32 }
          cleanup
  %63 = extractvalue { ptr, i32 } %62, 0
  store ptr %63, ptr %6, align 8
  %64 = extractvalue { ptr, i32 } %62, 1
  store i32 %64, ptr %7, align 4
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  br label %99

65:                                               ; preds = %56
  %66 = load i32, ptr %11, align 4, !tbaa !8
  %67 = sext i32 %66 to i64
  %68 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %67) #6
  %69 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZrsILi1000000007EERSiS0_R6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %68)
          to label %70 unwind label %74

70:                                               ; preds = %65
  br label %71

71:                                               ; preds = %70
  %72 = load i32, ptr %11, align 4, !tbaa !8
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %11, align 4, !tbaa !8
  br label %56, !llvm.loop !13

74:                                               ; preds = %65
  %75 = landingpad { ptr, i32 }
          cleanup
  %76 = extractvalue { ptr, i32 } %75, 0
  store ptr %76, ptr %6, align 8
  %77 = extractvalue { ptr, i32 } %75, 1
  store i32 %77, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %98

78:                                               ; preds = %60
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  %79 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %80 unwind label %94

80:                                               ; preds = %78
  %81 = load i32, ptr %12, align 4, !tbaa !8
  %82 = add nsw i32 %81, -1
  store i32 %82, ptr %12, align 4, !tbaa !8
  %83 = load i32, ptr %12, align 4, !tbaa !8
  %84 = sext i32 %83 to i64
  %85 = invoke i32 @_Z16LinearRecurrenceRSt6vectorI6modintILi1000000007EESaIS1_EES4_x(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %84)
          to label %86 unwind label %94

86:                                               ; preds = %80
  %87 = getelementptr inbounds %struct.modint, ptr %13, i32 0, i32 0
  store i32 %85, ptr %87, align 4
  %88 = getelementptr inbounds %struct.modint, ptr %13, i32 0, i32 0
  %89 = load i32, ptr %88, align 4
  %90 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZlsILi1000000007EERSoS0_6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 %89)
          to label %91 unwind label %94

91:                                               ; preds = %86
  %92 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %90, i8 noundef signext 10)
          to label %93 unwind label %94

93:                                               ; preds = %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  br label %21, !llvm.loop !14

94:                                               ; preds = %91, %86, %80, %78
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %6, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %98

98:                                               ; preds = %94, %74
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  br label %99

99:                                               ; preds = %98, %61
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  br label %100

100:                                              ; preds = %99, %48
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %101

101:                                              ; preds = %100, %35
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %103

102:                                              ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  ret i32 0

103:                                              ; preds = %101
  %104 = load ptr, ptr %6, align 8
  %105 = load i32, ptr %7, align 4
  %106 = insertvalue { ptr, i32 } poison, ptr %104, 0
  %107 = insertvalue { ptr, i32 } %106, i32 %105, 1
  resume { ptr, i32 } %107
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #1 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZrsILi1000000007EERSiS0_R6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #5

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZlsILi1000000007EERSoS0_6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(8), i32) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { "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 = { 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 #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 = distinct !{!13, !12}
!14 = distinct !{!14, !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" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl" }
%"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl" = type { %"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<modint<1000000007>, std::allocator<modint<1000000007>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; 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 nounwind uwtable
declare dso_local void @_ZNSaI6modintILi1000000007EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i32 @_Z16LinearRecurrenceRSt6vectorI6modintILi1000000007EESaIS1_EES4_x(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca i32, align 4
  %8 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %9 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %10 = getelementptr i8, ptr %9, i64 -24
  %11 = load i64, ptr %10, align 8
  %12 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %11
  %13 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %12, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %14 = 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)
  %15 = load i32, ptr %1, align 4, !tbaa !8
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr %1, align 4, !tbaa !8
  %.not24 = icmp eq i32 %15, 0
  br i1 %.not24, label %._crit_edge27, label %.lr.ph26

.lr.ph26:                                         ; preds = %0, %56
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #6
  %18 = load i32, ptr %2, align 4, !tbaa !8
  %19 = sext i32 %18 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #6
  call void @_ZNSaI6modintILi1000000007EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %19, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %20 unwind label %23

20:                                               ; preds = %.lr.ph26
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  %21 = load i32, ptr %2, align 4, !tbaa !8
  %22 = icmp sgt i32 %21, 0
  br i1 %22, label %.lr.ph, label %.._crit_edge_crit_edge

.._crit_edge_crit_edge:                           ; preds = %20
  %.pre = sext i32 %21 to i64
  br label %._crit_edge

._crit_edge:                                      ; preds = %27, %.._crit_edge_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.._crit_edge_crit_edge ], [ %29, %27 ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaI6modintILi1000000007EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEC2EmRKS2_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %.pre-phi, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %33 unwind label %37

23:                                               ; preds = %.lr.ph26
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  br label %64

.lr.ph:                                           ; preds = %20, %27
  %indvars.iv = phi i64 [ %indvars.iv.next, %27 ], [ 0, %20 ]
  %25 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #6
  %26 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZrsILi1000000007EERSiS0_R6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %25)
          to label %27 unwind label %31

27:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %28 = load i32, ptr %2, align 4, !tbaa !8
  %29 = sext i32 %28 to i64
  %30 = icmp slt i64 %indvars.iv.next, %29
  br i1 %30, label %.lr.ph, label %._crit_edge, !llvm.loop !11

31:                                               ; preds = %.lr.ph
  %32 = landingpad { ptr, i32 }
          cleanup
  br label %63

33:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  %34 = load i32, ptr %2, align 4, !tbaa !8
  %35 = icmp sgt i32 %34, 0
  br i1 %35, label %.lr.ph22, label %._crit_edge23

._crit_edge23:                                    ; preds = %41, %33
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  %36 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %47 unwind label %59

37:                                               ; preds = %._crit_edge
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  br label %62

.lr.ph22:                                         ; preds = %33, %41
  %indvars.iv30 = phi i64 [ %indvars.iv.next31, %41 ], [ 0, %33 ]
  %39 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI6modintILi1000000007EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv30) #6
  %40 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZrsILi1000000007EERSiS0_R6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %39)
          to label %41 unwind label %45

41:                                               ; preds = %.lr.ph22
  %indvars.iv.next31 = add nuw nsw i64 %indvars.iv30, 1
  %42 = load i32, ptr %2, align 4, !tbaa !8
  %43 = sext i32 %42 to i64
  %44 = icmp slt i64 %indvars.iv.next31, %43
  br i1 %44, label %.lr.ph22, label %._crit_edge23, !llvm.loop !13

45:                                               ; preds = %.lr.ph22
  %46 = landingpad { ptr, i32 }
          cleanup
  br label %61

47:                                               ; preds = %._crit_edge23
  %48 = load i32, ptr %7, align 4, !tbaa !8
  %49 = add nsw i32 %48, -1
  store i32 %49, ptr %7, align 4, !tbaa !8
  %50 = sext i32 %49 to i64
  %51 = invoke i32 @_Z16LinearRecurrenceRSt6vectorI6modintILi1000000007EESaIS1_EES4_x(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %50)
          to label %52 unwind label %59

52:                                               ; preds = %47
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZlsILi1000000007EERSoS0_6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 %51)
          to label %54 unwind label %59

54:                                               ; preds = %52
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %53, i8 noundef signext 10)
          to label %56 unwind label %59

56:                                               ; preds = %54
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  %57 = load i32, ptr %1, align 4, !tbaa !8
  %58 = add nsw i32 %57, -1
  store i32 %58, ptr %1, align 4, !tbaa !8
  %.not = icmp eq i32 %57, 0
  br i1 %.not, label %._crit_edge27, label %.lr.ph26, !llvm.loop !14

59:                                               ; preds = %54, %52, %47, %._crit_edge23
  %60 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  br label %61

61:                                               ; preds = %59, %45
  %.pn = phi { ptr, i32 } [ %46, %45 ], [ %60, %59 ]
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  br label %62

62:                                               ; preds = %61, %37
  %.pn.pn = phi { ptr, i32 } [ %.pn, %61 ], [ %38, %37 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  br label %63

63:                                               ; preds = %62, %31
  %.pn15 = phi { ptr, i32 } [ %32, %31 ], [ %.pn.pn, %62 ]
  call void @_ZNSt6vectorI6modintILi1000000007EESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %64

64:                                               ; preds = %63, %23
  %.pn15.pn = phi { ptr, i32 } [ %.pn15, %63 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn15.pn

._crit_edge27:                                    ; preds = %56, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #1 align 2

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 #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZrsILi1000000007EERSiS0_R6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZlsILi1000000007EERSoS0_6modintIXT_EE(ptr noundef nonnull align 8 dereferenceable(8), i32) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorI6modintILi1000000007EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { "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 = { 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 #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 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


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