; LLVM IR from fritzsedlazeck/SURVIVOR :: src/vcfs (Compoverlap_VCF)

; 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_ostream" = type { ptr, %"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::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = type { %"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl" }
%"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl" = type { %"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl_data" }
%"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.20 }
%union.anon.20 = type { i32 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [34 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = 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: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; 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
define dso_local void @_Z12print_headerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERP8_IO_FILE(ptr noundef %0, ptr noundef nonnull align 8 dereferenceable(8) %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::vector.15", align 8
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::basic_ifstream", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #7
  call void @_ZNSt6vectorI8strsimulSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  store i64 2000000, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  %11 = load i64, ptr %6, align 8, !tbaa !9
  %12 = invoke noalias noundef nonnull ptr @_Znam(i64 noundef %11) #8
          to label %13 unwind label %31

13:                                               ; preds = %2
  store ptr %12, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 520, ptr %10) #7
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %10)
          to label %14 unwind label %35

14:                                               ; preds = %13
  %15 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #7
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %10, ptr noundef %15, i32 noundef 8)
          to label %16 unwind label %39

16:                                               ; preds = %14
  %17 = load ptr, ptr %10, align 8, !tbaa !11
  %18 = getelementptr i8, ptr %17, i64 -24
  %19 = load i64, ptr %18, align 8
  %20 = getelementptr inbounds i8, ptr %10, i64 %19
  %21 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %20)
          to label %22 unwind label %39

22:                                               ; preds = %16
  br i1 %21, label %43, label %23

23:                                               ; preds = %22
  %24 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %25 unwind label %39

25:                                               ; preds = %23
  %26 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #7
  %27 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef %26)
          to label %28 unwind label %39

28:                                               ; preds = %25
  %29 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %27, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %30 unwind label %39

30:                                               ; preds = %28
  call void @exit(i32 noundef 0) #9
  unreachable

31:                                               ; preds = %2
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %8, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %9, align 4
  br label %78

35:                                               ; preds = %13
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %8, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %9, align 4
  br label %77

39:                                               ; preds = %75, %70, %48, %43, %28, %25, %23, %16, %14
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %8, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %9, align 4
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %10) #7
  br label %77

43:                                               ; preds = %22
  %44 = load ptr, ptr %7, align 8, !tbaa !5
  %45 = load i64, ptr %6, align 8, !tbaa !9
  %46 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef %44, i64 noundef %45)
          to label %47 unwind label %39

47:                                               ; preds = %43
  br label %48

48:                                               ; preds = %74, %47
  %49 = load ptr, ptr %10, align 8, !tbaa !11
  %50 = getelementptr i8, ptr %49, i64 -24
  %51 = load i64, ptr %50, align 8
  %52 = getelementptr inbounds i8, ptr %10, i64 %51
  %53 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %52)
          to label %54 unwind label %39

54:                                               ; preds = %48
  %55 = xor i1 %53, true
  br i1 %55, label %56, label %75

56:                                               ; preds = %54
  %57 = load ptr, ptr %7, align 8, !tbaa !5
  %58 = getelementptr inbounds i8, ptr %57, i64 0
  %59 = load i8, ptr %58, align 1, !tbaa !13
  %60 = sext i8 %59 to i32
  %61 = icmp eq i32 %60, 35
  br i1 %61, label %62, label %70

62:                                               ; preds = %56
  %63 = load ptr, ptr %4, align 8, !tbaa !5
  %64 = load ptr, ptr %63, align 8, !tbaa !5
  %65 = load ptr, ptr %7, align 8, !tbaa !5
  %66 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %64, ptr noundef @.str.1, ptr noundef %65) #7
  %67 = load ptr, ptr %4, align 8, !tbaa !5
  %68 = load ptr, ptr %67, align 8, !tbaa !5
  %69 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %68, ptr noundef @.str.2, i32 noundef 10) #7
  br label %70

70:                                               ; preds = %62, %56
  %71 = load ptr, ptr %7, align 8, !tbaa !5
  %72 = load i64, ptr %6, align 8, !tbaa !9
  %73 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef %71, i64 noundef %72)
          to label %74 unwind label %39

74:                                               ; preds = %70
  br label %48, !llvm.loop !14

75:                                               ; preds = %54
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %10)
          to label %76 unwind label %39

76:                                               ; preds = %75
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %10) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @_ZNSt6vectorI8strsimulSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #7
  ret void

77:                                               ; preds = %39, %35
  call void @llvm.lifetime.end.p0(i64 520, ptr %10) #7
  br label %78

78:                                               ; preds = %77, %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @_ZNSt6vectorI8strsimulSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #7
  br label %79

79:                                               ; preds = %78
  %80 = load ptr, ptr %8, align 8
  %81 = load i32, ptr %9, align 4
  %82 = insertvalue { ptr, i32 } poison, ptr %80, 0
  %83 = insertvalue { ptr, i32 } %82, i32 %81, 1
  resume { ptr, i32 } %83
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI8strsimulSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #2 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: noreturn nounwind
declare void @exit(i32 noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #6

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI8strsimulSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { nobuiltin allocsize(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 = { 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 = { noreturn 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 "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 #7 = { nounwind }
attributes #8 = { builtin allocsize(0) }
attributes #9 = { noreturn 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"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"

%"class.std::basic_ostream" = type { ptr, %"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::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = type { %"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl" }
%"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl" = type { %"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl_data" }
%"struct.std::_Vector_base<strsimul, std::allocator<strsimul>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.20 }
%union.anon.20 = type { i32 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [34 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = 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 nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; 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
define dso_local void @_Z12print_headerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERP8_IO_FILE(ptr noundef %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(8) %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.15", align 8
  %4 = alloca %"class.std::basic_ifstream", align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #7
  call void @_ZNSt6vectorI8strsimulSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %5 = invoke noalias noundef nonnull dereferenceable(2000000) ptr @_Znam(i64 noundef 2000000) #8
          to label %6 unwind label %23

6:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %4) #7
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %4)
          to label %7 unwind label %25

7:                                                ; preds = %6
  %8 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #7
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %4, ptr noundef %8, i32 noundef 8)
          to label %9 unwind label %.loopexit.split-lp

9:                                                ; preds = %7
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr i8, ptr %10, i64 -24
  %12 = load i64, ptr %11, align 8
  %13 = getelementptr inbounds i8, ptr %4, i64 %12
  %14 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %13)
  br i1 %14, label %28, label %15

15:                                               ; preds = %9
  %16 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %17 unwind label %.loopexit.split-lp

17:                                               ; preds = %15
  %18 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #7
  %19 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef %18)
          to label %20 unwind label %.loopexit.split-lp

20:                                               ; preds = %17
  %21 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %22 unwind label %.loopexit.split-lp

22:                                               ; preds = %20
  call void @exit(i32 noundef 0) #9
  unreachable

23:                                               ; preds = %2
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %49

25:                                               ; preds = %6
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %48

.loopexit:                                        ; preds = %.preheader, %44
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %27

.loopexit.split-lp:                               ; preds = %7, %15, %17, %20, %28, %46
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %27

27:                                               ; preds = %.loopexit.split-lp, %.loopexit
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %4) #7
  br label %48

28:                                               ; preds = %9
  %29 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull %5, i64 noundef 2000000)
          to label %.preheader unwind label %.loopexit.split-lp

.preheader:                                       ; preds = %28, %44
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr i8, ptr %30, i64 -24
  %32 = load i64, ptr %31, align 8
  %33 = getelementptr inbounds i8, ptr %4, i64 %32
  %34 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %33)
          to label %35 unwind label %.loopexit

35:                                               ; preds = %.preheader
  br i1 %34, label %46, label %36

36:                                               ; preds = %35
  %37 = load i8, ptr %5, align 1, !tbaa !8
  %38 = icmp eq i8 %37, 35
  br i1 %38, label %39, label %44

39:                                               ; preds = %36
  %40 = load ptr, ptr %1, align 8, !tbaa !10
  %41 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %40, ptr noundef nonnull @.str.1, ptr noundef nonnull %5) #7
  %42 = load ptr, ptr %1, align 8, !tbaa !10
  %43 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %42, ptr noundef nonnull @.str.2, i32 noundef 10) #7
  br label %44

44:                                               ; preds = %39, %36
  %45 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %4, ptr noundef nonnull %5, i64 noundef 2000000)
          to label %.preheader unwind label %.loopexit, !llvm.loop !12

46:                                               ; preds = %35
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %4)
          to label %47 unwind label %.loopexit.split-lp

47:                                               ; preds = %46
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %4) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %4) #7
  call void @_ZNSt6vectorI8strsimulSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  ret void

48:                                               ; preds = %27, %25
  %.pn = phi { ptr, i32 } [ %lpad.phi, %27 ], [ %26, %25 ]
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %4) #7
  br label %49

49:                                               ; preds = %48, %23
  %.pn.pn = phi { ptr, i32 } [ %.pn, %48 ], [ %24, %23 ]
  call void @_ZNSt6vectorI8strsimulSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI8strsimulSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(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

; 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 #2 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: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #6

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI8strsimulSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { nobuiltin allocsize(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 = { 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 = { noreturn 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 = { 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 #7 = { nounwind }
attributes #8 = { builtin allocsize(0) }
attributes #9 = { noreturn 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 = !{!"omnipotent char", !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"any pointer", !9, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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