; LLVM IR from jupyter-xeus/xeus-cling :: src (xparser)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"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::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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::__cxx11::basic_regex" = type { i32, %"class.std::locale", %"class.std::shared_ptr" }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::__cxx11::regex_token_iterator" = type <{ %"class.std::__cxx11::regex_iterator", %"class.std::vector.8", %"class.std::__cxx11::sub_match", i64, ptr, i8, [7 x i8] }>
%"class.std::__cxx11::regex_iterator" = type { %"class.__gnu_cxx::__normal_iterator", %"class.__gnu_cxx::__normal_iterator", ptr, i32, %"class.std::__cxx11::match_results" }
%"class.std::__cxx11::match_results" = type { %"class.std::vector.3", %"class.__gnu_cxx::__normal_iterator" }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::sub_match" = type <{ %"struct.std::pair", i8, [7 x i8] }>
%"struct.std::pair" = type { %"class.__gnu_cxx::__normal_iterator", %"class.__gnu_cxx::__normal_iterator" }
%"class.std::back_insert_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4xcpp10split_lineERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES7_m(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %3) #0 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i1, align 1
  %10 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca ptr, align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca i8, align 1
  %17 = alloca %"class.std::__cxx11::basic_regex", align 8
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca %"class.std::__cxx11::regex_token_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %23 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %24 = alloca %"class.std::__cxx11::regex_token_iterator", align 8
  %25 = alloca %"class.std::back_insert_iterator", align 8
  %26 = alloca %"class.std::back_insert_iterator", align 8
  store ptr %0, ptr %5, align 8
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i64 %3, ptr %8, align 8, !tbaa !9
  store i1 false, ptr %9, align 1
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 392, ptr %10) #5
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128) %10)
          to label %27 unwind label %41

27:                                               ; preds = %4
  %28 = getelementptr inbounds i8, ptr %10, i64 16
  %29 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %28, ptr noundef @.str)
          to label %30 unwind label %45

30:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %31 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %31, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %32 = load ptr, ptr %13, align 8, !tbaa !5
  %33 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %32) #5
  %34 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %33, ptr %34, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %35 = load ptr, ptr %13, align 8, !tbaa !5
  %36 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %35) #5
  %37 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %36, ptr %37, align 8
  br label %38

38:                                               ; preds = %58, %30
  %39 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #5
  br i1 %39, label %49, label %40

40:                                               ; preds = %38
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %64

41:                                               ; preds = %4
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %11, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %12, align 4
  br label %121

45:                                               ; preds = %64, %27
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %11, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %12, align 4
  br label %120

49:                                               ; preds = %38
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #5
  %50 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  %51 = load i8, ptr %50, align 1, !tbaa !11
  store i8 %51, ptr %16, align 1, !tbaa !11
  %52 = getelementptr inbounds i8, ptr %10, i64 16
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %52, ptr noundef @.str.1)
          to label %54 unwind label %60

54:                                               ; preds = %49
  %55 = load i8, ptr %16, align 1, !tbaa !11
  %56 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %53, i8 noundef signext %55)
          to label %57 unwind label %60

57:                                               ; preds = %54
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #5
  br label %58

58:                                               ; preds = %57
  %59 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  br label %38

60:                                               ; preds = %54, %49
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %11, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %120

64:                                               ; preds = %40
  %65 = getelementptr inbounds i8, ptr %10, i64 16
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef @.str.2)
          to label %67 unwind label %45

67:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 32, ptr %17) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #5
  invoke void @_ZNKSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strEv(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %18, ptr noundef nonnull align 8 dereferenceable(128) %10)
          to label %68 unwind label %96

68:                                               ; preds = %67
  invoke void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEEC2ISt11char_traitsIcESaIcEEERKNS_12basic_stringIcT_T0_EENSt15regex_constants18syntax_option_typeE(ptr noundef nonnull align 8 dereferenceable(32) %17, ptr noundef nonnull align 8 dereferenceable(32) %18, i32 noundef 16)
          to label %69 unwind label %100

69:                                               ; preds = %68
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #5
  %70 = load ptr, ptr %6, align 8, !tbaa !5
  %71 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %70) #5
  %72 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %71, ptr %72, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #5
  %73 = load ptr, ptr %6, align 8, !tbaa !5
  %74 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %73) #5
  %75 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %23, i32 0, i32 0
  store ptr %74, ptr %75, align 8
  %76 = load i64, ptr %8, align 8, !tbaa !9
  %77 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %23, i64 noundef %76) #5
  %78 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  store ptr %77, ptr %78, align 8
  %79 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %22, i64 noundef 1) #5
  %80 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %79, ptr %80, align 8
  %81 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  %82 = load ptr, ptr %81, align 8
  %83 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  %84 = load ptr, ptr %83, align 8
  invoke void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2ESA_SA_RKNS_11basic_regexIcSC_EEiNSt15regex_constants15match_flag_typeE(ptr noundef nonnull align 8 dereferenceable(129) %19, ptr %82, ptr %84, ptr noundef nonnull align 8 dereferenceable(32) %17, i32 noundef -1, i32 noundef 0)
          to label %85 unwind label %105

85:                                               ; preds = %69
  invoke void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(129) %24)
          to label %86 unwind label %109

86:                                               ; preds = %85
  %87 = invoke ptr @_ZSt13back_inserterISt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS6_EEESt20back_insert_iteratorIT_ERSA_(ptr noundef nonnull align 8 dereferenceable(24) %0)
          to label %88 unwind label %113

88:                                               ; preds = %86
  %89 = getelementptr inbounds %"class.std::back_insert_iterator", ptr %25, i32 0, i32 0
  store ptr %87, ptr %89, align 8
  %90 = getelementptr inbounds %"class.std::back_insert_iterator", ptr %25, i32 0, i32 0
  %91 = load ptr, ptr %90, align 8
  %92 = invoke ptr @_ZSt4copyINSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS0_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS0_12regex_traitsIcEEEESt20back_insert_iteratorISt6vectorISA_SaISA_EEEET0_T_SL_SK_(ptr noundef %19, ptr noundef %24, ptr %91)
          to label %93 unwind label %113

93:                                               ; preds = %88
  %94 = getelementptr inbounds %"class.std::back_insert_iterator", ptr %26, i32 0, i32 0
  store ptr %92, ptr %94, align 8
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %24) #5
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %19) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  store i1 true, ptr %9, align 1
  call void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #5
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %10) #5
  call void @llvm.lifetime.end.p0(i64 392, ptr %10) #5
  %95 = load i1, ptr %9, align 1
  br i1 %95, label %123, label %122

96:                                               ; preds = %67
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %11, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %12, align 4
  br label %104

100:                                              ; preds = %68
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %11, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %12, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #5
  br label %104

104:                                              ; preds = %100, %96
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #5
  br label %119

105:                                              ; preds = %69
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %11, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %12, align 4
  br label %118

109:                                              ; preds = %85
  %110 = landingpad { ptr, i32 }
          cleanup
  %111 = extractvalue { ptr, i32 } %110, 0
  store ptr %111, ptr %11, align 8
  %112 = extractvalue { ptr, i32 } %110, 1
  store i32 %112, ptr %12, align 4
  br label %117

113:                                              ; preds = %88, %86
  %114 = landingpad { ptr, i32 }
          cleanup
  %115 = extractvalue { ptr, i32 } %114, 0
  store ptr %115, ptr %11, align 8
  %116 = extractvalue { ptr, i32 } %114, 1
  store i32 %116, ptr %12, align 4
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %24) #5
  br label %117

117:                                              ; preds = %113, %109
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %19) #5
  br label %118

118:                                              ; preds = %117, %105
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  call void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #5
  br label %119

119:                                              ; preds = %118, %104
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #5
  br label %120

120:                                              ; preds = %119, %60, %45
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %10) #5
  br label %121

121:                                              ; preds = %120, %41
  call void @llvm.lifetime.end.p0(i64 392, ptr %10) #5
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %124

122:                                              ; preds = %93
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %123

123:                                              ; preds = %122, %93
  ret void

124:                                              ; preds = %121
  %125 = load ptr, ptr %11, align 8
  %126 = load i32, ptr %12, align 4
  %127 = insertvalue { ptr, i32 } poison, ptr %125, 0
  %128 = insertvalue { ptr, i32 } %127, i32 %126, 1
  resume { ptr, i32 } %128
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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) #3

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 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) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strEv(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(128)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEEC2ISt11char_traitsIcESaIcEEERKNS_12basic_stringIcT_T0_EENSt15regex_constants18syntax_option_typeE(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #0 align 2

; 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: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt4copyINSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS0_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS0_12regex_traitsIcEEEESt20back_insert_iteratorISt6vectorISA_SaISA_EEEET0_T_SL_SK_(ptr noundef, ptr noundef, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2ESA_SA_RKNS_11basic_regexIcSC_EEiNSt15regex_constants15match_flag_typeE(ptr noundef nonnull align 8 dereferenceable(129), ptr, ptr, ptr noundef nonnull align 8 dereferenceable(32), i32 noundef, i32 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(129)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt13back_inserterISt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS6_EEESt20back_insert_iteratorIT_ERSA_(ptr noundef nonnull align 8 dereferenceable(24)) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"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 = !{!7, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"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::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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::__cxx11::basic_regex" = type { i32, %"class.std::locale", %"class.std::shared_ptr" }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::__cxx11::regex_token_iterator" = type <{ %"class.std::__cxx11::regex_iterator", %"class.std::vector.8", %"class.std::__cxx11::sub_match", i64, ptr, i8, [7 x i8] }>
%"class.std::__cxx11::regex_iterator" = type { %"class.__gnu_cxx::__normal_iterator", %"class.__gnu_cxx::__normal_iterator", ptr, i32, %"class.std::__cxx11::match_results" }
%"class.std::__cxx11::match_results" = type { %"class.std::vector.3", %"class.__gnu_cxx::__normal_iterator" }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>, std::allocator<std::__cxx11::sub_match<__gnu_cxx::__normal_iterator<const char *, std::__cxx11::basic_string<char>>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::sub_match" = type <{ %"struct.std::pair", i8, [7 x i8] }>
%"struct.std::pair" = type { %"class.__gnu_cxx::__normal_iterator", %"class.__gnu_cxx::__normal_iterator" }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4xcpp10split_lineERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES7_m(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %3) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %5 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.std::__cxx11::basic_regex", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::regex_token_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.std::__cxx11::regex_token_iterator", align 8
  tail call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 392, ptr nonnull %5) #5
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128) %5)
          to label %14 unwind label %22

14:                                               ; preds = %4
  %15 = getelementptr inbounds i8, ptr %5, i64 16
  %16 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull @.str)
          to label %17 unwind label %24

17:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %18 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  store ptr %18, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %19 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  store ptr %19, ptr %7, align 8
  %20 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br i1 %20, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %31, %17
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  %21 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull @.str.2)
          to label %36 unwind label %24

22:                                               ; preds = %4
  %23 = landingpad { ptr, i32 }
          cleanup
  br label %64

24:                                               ; preds = %._crit_edge, %14
  %25 = landingpad { ptr, i32 }
          cleanup
  br label %63

.lr.ph:                                           ; preds = %17, %31
  %26 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %27 = load i8, ptr %26, align 1, !tbaa !5
  %28 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull @.str.1)
          to label %29 unwind label %34

29:                                               ; preds = %.lr.ph
  %30 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %28, i8 noundef signext %27)
          to label %31 unwind label %34

31:                                               ; preds = %29
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %33 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br i1 %33, label %.lr.ph, label %._crit_edge

34:                                               ; preds = %29, %.lr.ph
  %35 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %63

36:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #5
  invoke void @_ZNKSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strEv(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %9, ptr noundef nonnull align 8 dereferenceable(128) %5)
          to label %37 unwind label %49

37:                                               ; preds = %36
  invoke void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEEC2ISt11char_traitsIcESaIcEEERKNS_12basic_stringIcT_T0_EENSt15regex_constants18syntax_option_typeE(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %9, i32 noundef 16)
          to label %38 unwind label %51

38:                                               ; preds = %37
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #5
  %39 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  %40 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  store ptr %40, ptr %12, align 8
  %41 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %12, i64 noundef %3) #5
  store ptr %41, ptr %11, align 8
  %42 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %11, i64 noundef 1) #5
  invoke void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2ESA_SA_RKNS_11basic_regexIcSC_EEiNSt15regex_constants15match_flag_typeE(ptr noundef nonnull align 8 dereferenceable(129) %10, ptr %39, ptr %42, ptr noundef nonnull align 8 dereferenceable(32) %8, i32 noundef -1, i32 noundef 0)
          to label %43 unwind label %54

43:                                               ; preds = %38
  invoke void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(129) %13)
          to label %44 unwind label %56

44:                                               ; preds = %43
  %45 = invoke ptr @_ZSt13back_inserterISt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS6_EEESt20back_insert_iteratorIT_ERSA_(ptr noundef nonnull align 8 dereferenceable(24) %0)
          to label %46 unwind label %58

46:                                               ; preds = %44
  %47 = invoke ptr @_ZSt4copyINSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS0_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS0_12regex_traitsIcEEEESt20back_insert_iteratorISt6vectorISA_SaISA_EEEET0_T_SL_SK_(ptr noundef nonnull %10, ptr noundef nonnull %13, ptr %45)
          to label %48 unwind label %58

48:                                               ; preds = %46
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %13) #5
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #5
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %5) #5
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %5) #5
  ret void

49:                                               ; preds = %36
  %50 = landingpad { ptr, i32 }
          cleanup
  br label %53

51:                                               ; preds = %37
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  br label %53

53:                                               ; preds = %51, %49
  %.pn = phi { ptr, i32 } [ %52, %51 ], [ %50, %49 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #5
  br label %62

54:                                               ; preds = %38
  %55 = landingpad { ptr, i32 }
          cleanup
  br label %61

56:                                               ; preds = %43
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %60

58:                                               ; preds = %46, %44
  %59 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %13) #5
  br label %60

60:                                               ; preds = %58, %56
  %.pn19 = phi { ptr, i32 } [ %59, %58 ], [ %57, %56 ]
  call void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129) %10) #5
  br label %61

61:                                               ; preds = %60, %54
  %.pn19.pn = phi { ptr, i32 } [ %.pn19, %60 ], [ %55, %54 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  br label %62

62:                                               ; preds = %61, %53
  %.pn19.pn.pn = phi { ptr, i32 } [ %.pn19.pn, %61 ], [ %.pn, %53 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #5
  br label %63

63:                                               ; preds = %62, %34, %24
  %.pn23 = phi { ptr, i32 } [ %35, %34 ], [ %.pn19.pn.pn, %62 ], [ %25, %24 ]
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %5) #5
  br label %64

64:                                               ; preds = %63, %22
  %.pn23.pn = phi { ptr, i32 } [ %.pn23, %63 ], [ %23, %22 ]
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %5) #5
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  resume { ptr, i32 } %.pn23.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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 #3

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 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 #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strEv(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(128)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEEC2ISt11char_traitsIcESaIcEEERKNS_12basic_stringIcT_T0_EENSt15regex_constants18syntax_option_typeE(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #0 align 2

; 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: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt4copyINSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS0_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS0_12regex_traitsIcEEEESt20back_insert_iteratorISt6vectorISA_SaISA_EEEET0_T_SL_SK_(ptr noundef, ptr noundef, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2ESA_SA_RKNS_11basic_regexIcSC_EEiNSt15regex_constants15match_flag_typeE(ptr noundef nonnull align 8 dereferenceable(129), ptr, ptr, ptr noundef nonnull align 8 dereferenceable(32), i32 noundef, i32 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(129)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt13back_inserterISt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS6_EEESt20back_insert_iteratorIT_ERSA_(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx1120regex_token_iteratorIN9__gnu_cxx17__normal_iteratorIPKcNS_12basic_stringIcSt11char_traitsIcESaIcEEEEEcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(129)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx1111basic_regexIcNS_12regex_traitsIcEEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass