; LLVM IR from Falldog/dcinja :: src/dcinja.ll/Z11read_sourceNSt7 (cxx1112basic_stringIcSt11char_traitsIcESaIcEEERS4_)

; 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::istream_iterator" = type <{ ptr, i8, i8, [6 x i8] }>
%"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.0 }
%union.anon.0 = type { i32 }
%"class.std::fpos" = type { i64, %struct.__mbstate_t }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

@.str.14 = external hidden unnamed_addr constant [1 x i8], align 1
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.15 = external hidden unnamed_addr constant [22 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z11read_sourceNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERS4_(ptr noundef %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::istream_iterator", align 8
  %6 = alloca %"class.std::istream_iterator", align 8
  %7 = alloca %"class.std::istream_iterator", align 8
  %8 = alloca %"class.std::istream_iterator", align 8
  %9 = alloca %"class.std::basic_ifstream", align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i64, align 8
  %13 = alloca %"class.std::fpos", align 8
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca %"class.std::allocator", align 1
  %16 = alloca %"class.std::fpos", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %17 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.14)
  br i1 %17, label %18, label %22

18:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 16, ptr %5) #7
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef @_ZSt8noskipwsRSt8ios_base)
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERSi(ptr noundef nonnull align 8 dereferenceable(10) %5, ptr noundef nonnull align 8 dereferenceable(16) %19)
  call void @llvm.lifetime.start.p0(i64 16, ptr %6) #7
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2Ev(ptr noundef nonnull align 8 dereferenceable(10) %6) #7
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(10) %7, ptr noundef nonnull align 8 dereferenceable(10) %5) #7
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(10) %8, ptr noundef nonnull align 8 dereferenceable(10) %6) #7
  %21 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt16istream_iteratorIccS2_lEvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32) %20, ptr noundef %7, ptr noundef %8)
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #7
  br label %83

22:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 520, ptr %9) #7
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %9, ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef 8)
  %23 = load ptr, ptr %9, align 8, !tbaa !9
  %24 = getelementptr i8, ptr %23, i64 -24
  %25 = load i64, ptr %24, align 8
  %26 = getelementptr inbounds i8, ptr %9, i64 %25
  %27 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %26)
          to label %28 unwind label %36

28:                                               ; preds = %22
  br i1 %27, label %40, label %29

29:                                               ; preds = %28
  %30 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.15)
          to label %31 unwind label %36

31:                                               ; preds = %29
  %32 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %30, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %33 unwind label %36

33:                                               ; preds = %31
  %34 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %32, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %35 unwind label %36

35:                                               ; preds = %33
  call void @exit(i32 noundef 1) #8
  unreachable

36:                                               ; preds = %40, %33, %31, %29, %22
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %10, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %11, align 4
  br label %82

40:                                               ; preds = %28
  %41 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %9, i64 noundef 0, i32 noundef 2)
          to label %42 unwind label %36

42:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #7
  %43 = invoke { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %44 unwind label %68

44:                                               ; preds = %42
  %45 = getelementptr inbounds { i64, i64 }, ptr %13, i32 0, i32 0
  %46 = extractvalue { i64, i64 } %43, 0
  store i64 %46, ptr %45, align 8
  %47 = getelementptr inbounds { i64, i64 }, ptr %13, i32 0, i32 1
  %48 = extractvalue { i64, i64 } %43, 1
  store i64 %48, ptr %47, align 8
  %49 = invoke noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16) %13)
          to label %50 unwind label %68

50:                                               ; preds = %44
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  store i64 %49, ptr %12, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 32, ptr %14) #7
  %51 = load i64, ptr %12, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %15) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %14, i64 noundef %51, i8 noundef signext 32, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %52 unwind label %72

52:                                               ; preds = %50
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #7
  invoke void @_ZNSt4fposI11__mbstate_tEC2El(ptr noundef nonnull align 8 dereferenceable(16) %16, i64 noundef 0)
          to label %53 unwind label %76

53:                                               ; preds = %52
  %54 = getelementptr inbounds { i64, i64 }, ptr %16, i32 0, i32 0
  %55 = load i64, ptr %54, align 8
  %56 = getelementptr inbounds { i64, i64 }, ptr %16, i32 0, i32 1
  %57 = load i64, ptr %56, align 8
  %58 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgESt4fposI11__mbstate_tE(ptr noundef nonnull align 8 dereferenceable(16) %9, i64 %55, i64 %57)
          to label %59 unwind label %76

59:                                               ; preds = %53
  %60 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %14, i64 noundef 0)
          to label %61 unwind label %76

61:                                               ; preds = %59
  %62 = load i64, ptr %12, align 8, !tbaa !11
  %63 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi4readEPcl(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef %60, i64 noundef %62)
          to label %64 unwind label %76

64:                                               ; preds = %61
  %65 = load ptr, ptr %4, align 8, !tbaa !5
  %66 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %65, ptr noundef nonnull align 8 dereferenceable(32) %14)
          to label %67 unwind label %76

67:                                               ; preds = %64
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %9) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr %9) #7
  br label %83

68:                                               ; preds = %44, %42
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %10, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  br label %81

72:                                               ; preds = %50
  %73 = landingpad { ptr, i32 }
          cleanup
  %74 = extractvalue { ptr, i32 } %73, 0
  store ptr %74, ptr %10, align 8
  %75 = extractvalue { ptr, i32 } %73, 1
  store i32 %75, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #7
  br label %80

76:                                               ; preds = %64, %61, %59, %53, %52
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %10, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %11, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #7
  br label %80

80:                                               ; preds = %76, %72
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #7
  br label %81

81:                                               ; preds = %80, %68
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  br label %82

82:                                               ; preds = %81, %36
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %9) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr %9) #7
  br label %84

83:                                               ; preds = %67, %18
  ret i1 true

84:                                               ; preds = %82
  %85 = load ptr, ptr %10, align 8
  %86 = load i32, ptr %11, align 4
  %87 = insertvalue { ptr, i32 } poison, ptr %85, 0
  %88 = insertvalue { ptr, i32 } %87, i32 %86, 1
  resume { ptr, i32 } %88
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(216) ptr @_ZSt8noskipwsRSt8ios_base(ptr noundef nonnull align 8 dereferenceable(216)) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERSi(ptr noundef nonnull align 8 dereferenceable(10), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2Ev(ptr noundef nonnull align 8 dereferenceable(10)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt16istream_iteratorIccS2_lEvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(10), ptr noundef nonnull align 8 dereferenceable(10)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #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 @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #4

; 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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i32 noundef) #6

declare { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i8 noundef signext, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgESt4fposI11__mbstate_tE(ptr noundef nonnull align 8 dereferenceable(16), i64, i64) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4fposI11__mbstate_tEC2El(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef) unnamed_addr #1 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi4readEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) #6

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #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

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 = { 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 #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 = { "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 = { 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}


; 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::istream_iterator" = type <{ ptr, i8, i8, [6 x i8] }>
%"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.0 }
%union.anon.0 = type { i32 }
%"class.std::fpos" = type { i64, %struct.__mbstate_t }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

@.str.14 = external hidden unnamed_addr constant [1 x i8], align 1
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.15 = external hidden unnamed_addr constant [22 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z11read_sourceNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERS4_(ptr noundef nonnull %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::istream_iterator", align 8
  %4 = alloca %"class.std::istream_iterator", align 8
  %5 = alloca %"class.std::istream_iterator", align 8
  %6 = alloca %"class.std::istream_iterator", align 8
  %7 = alloca %"class.std::basic_ifstream", align 8
  %8 = alloca %"class.std::fpos", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca %"class.std::fpos", align 8
  %12 = tail call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str.14)
  br i1 %12, label %13, label %16

13:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #7
  %14 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull @_ZSt8noskipwsRSt8ios_base)
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERSi(ptr noundef nonnull align 8 dereferenceable(10) %3, ptr noundef nonnull align 8 dereferenceable(16) %14)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #7
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2Ev(ptr noundef nonnull align 8 dereferenceable(10) %4) #7
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(10) %5, ptr noundef nonnull align 8 dereferenceable(10) %3) #7
  call void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(10) %6, ptr noundef nonnull align 8 dereferenceable(10) %4) #7
  %15 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt16istream_iteratorIccS2_lEvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull %5, ptr noundef nonnull %6)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #7
  br label %59

16:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %7) #7
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %7, ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef 8)
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = getelementptr i8, ptr %17, i64 -24
  %19 = load i64, ptr %18, align 8
  %20 = getelementptr inbounds i8, ptr %7, i64 %19
  %21 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %20)
  br i1 %21, label %31, label %22

22:                                               ; preds = %16
  %23 = 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.15)
          to label %24 unwind label %29

24:                                               ; preds = %22
  %25 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %26 unwind label %29

26:                                               ; preds = %24
  %27 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %25, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %28 unwind label %29

28:                                               ; preds = %26
  call void @exit(i32 noundef 1) #8
  unreachable

29:                                               ; preds = %31, %26, %24, %22
  %30 = landingpad { ptr, i32 }
          cleanup
  br label %58

31:                                               ; preds = %16
  %32 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %7, i64 noundef 0, i32 noundef 2)
          to label %33 unwind label %29

33:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #7
  %34 = invoke { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16) %7)
          to label %35 unwind label %51

35:                                               ; preds = %33
  %36 = extractvalue { i64, i64 } %34, 0
  store i64 %36, ptr %8, align 8
  %37 = getelementptr inbounds i8, ptr %8, i64 8
  %38 = extractvalue { i64, i64 } %34, 1
  store i64 %38, ptr %37, align 8
  %39 = call noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16) %8)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #7
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, i64 noundef %39, i8 noundef signext 32, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %40 unwind label %53

40:                                               ; preds = %35
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #7
  call void @_ZNSt4fposI11__mbstate_tEC2El(ptr noundef nonnull align 8 dereferenceable(16) %11, i64 noundef 0)
  %41 = load i64, ptr %11, align 8
  %42 = getelementptr inbounds i8, ptr %11, i64 8
  %43 = load i64, ptr %42, align 8
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgESt4fposI11__mbstate_tE(ptr noundef nonnull align 8 dereferenceable(16) %7, i64 %41, i64 %43)
          to label %45 unwind label %55

45:                                               ; preds = %40
  %46 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %9, i64 noundef 0)
  %47 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi4readEPcl(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull %46, i64 noundef %39)
          to label %48 unwind label %55

48:                                               ; preds = %45
  %49 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %50 unwind label %55

50:                                               ; preds = %48
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #7
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %7) #7
  br label %59

51:                                               ; preds = %33
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #7
  br label %58

53:                                               ; preds = %35
  %54 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #7
  br label %57

55:                                               ; preds = %48, %45, %40
  %56 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  br label %57

57:                                               ; preds = %55, %53
  %.pn = phi { ptr, i32 } [ %56, %55 ], [ %54, %53 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #7
  br label %58

58:                                               ; preds = %51, %57, %29
  %.pn.pn.pn = phi { ptr, i32 } [ %30, %29 ], [ %.pn, %57 ], [ %52, %51 ]
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %7) #7
  resume { ptr, i32 } %.pn.pn.pn

59:                                               ; preds = %50, %13
  ret i1 true
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(216) ptr @_ZSt8noskipwsRSt8ios_base(ptr noundef nonnull align 8 dereferenceable(216)) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERSi(ptr noundef nonnull align 8 dereferenceable(10), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2Ev(ptr noundef nonnull align 8 dereferenceable(10)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6assignISt16istream_iteratorIccS2_lEvEERS4_T_S9_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt16istream_iteratorIccSt11char_traitsIcElEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(10), ptr noundef nonnull align 8 dereferenceable(10)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) 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 @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; 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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i32 noundef) local_unnamed_addr #6

declare { i64, i64 } @_ZNSi5tellgEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt4fposI11__mbstate_tEcvlEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i8 noundef signext, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgESt4fposI11__mbstate_tE(ptr noundef nonnull align 8 dereferenceable(16), i64, i64) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4fposI11__mbstate_tEC2El(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef) unnamed_addr #1 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi4readEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) 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

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 = { 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 #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 = { "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 = { 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"}


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