; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/CROC-MBTU 2012, Elimination Round (ACM-ICPC)/Problem B (B)

; 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::__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_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" }

@_Z1sB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"class.std::__cxx11::basic_string", align 8
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca %"class.std::__cxx11::basic_string", align 8
  %20 = alloca %"class.std::__cxx11::basic_string", align 8
  %21 = alloca %"class.std::__cxx11::basic_string", align 8
  %22 = alloca %"class.std::__cxx11::basic_string", align 8
  %23 = alloca %"class.std::__cxx11::basic_string", align 8
  store i32 0, ptr %1, align 4
  %24 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %25 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %26 = getelementptr i8, ptr %25, i64 -24
  %27 = load i64, ptr %26, align 8
  %28 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %27
  %29 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %28, ptr noundef null)
  %30 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %31 = getelementptr i8, ptr %30, i64 -24
  %32 = load i64, ptr %31, align 8
  %33 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %32
  %34 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %33, ptr noundef null)
  %35 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %36 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %37 = trunc i64 %36 to i32
  store i32 %37, ptr %2, align 4, !tbaa !8
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0)
  %39 = load i8, ptr %38, align 1, !tbaa !11
  %40 = sext i8 %39 to i32
  %41 = icmp eq i32 %40, 102
  br i1 %41, label %42, label %64

42:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 32, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #6
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef 3)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef @.str)
          to label %43 unwind label %50

43:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #6
  %44 = load i32, ptr %2, align 4, !tbaa !8
  %45 = sub nsw i32 %44, 3
  %46 = sext i32 %45 to i64
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %8, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 3, i64 noundef %46)
          to label %47 unwind label %54

47:                                               ; preds = %43
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %3, ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %48 unwind label %58

48:                                               ; preds = %47
  %49 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #6
  br label %86

50:                                               ; preds = %42
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %6, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %7, align 4
  br label %63

54:                                               ; preds = %43
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %6, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %7, align 4
  br label %62

58:                                               ; preds = %47
  %59 = landingpad { ptr, i32 }
          cleanup
  %60 = extractvalue { ptr, i32 } %59, 0
  store ptr %60, ptr %6, align 8
  %61 = extractvalue { ptr, i32 } %59, 1
  store i32 %61, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %62

62:                                               ; preds = %58, %54
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  br label %63

63:                                               ; preds = %62, %50
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #6
  br label %184

64:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %11) #6
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %11, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef 4)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef @.str)
          to label %65 unwind label %72

65:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #6
  %66 = load i32, ptr %2, align 4, !tbaa !8
  %67 = sub nsw i32 %66, 4
  %68 = sext i32 %67 to i64
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %12, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 4, i64 noundef %68)
          to label %69 unwind label %76

69:                                               ; preds = %65
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %9, ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %70 unwind label %80

70:                                               ; preds = %69
  %71 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br label %86

72:                                               ; preds = %64
  %73 = landingpad { ptr, i32 }
          cleanup
  %74 = extractvalue { ptr, i32 } %73, 0
  store ptr %74, ptr %6, align 8
  %75 = extractvalue { ptr, i32 } %73, 1
  store i32 %75, ptr %7, align 4
  br label %85

76:                                               ; preds = %65
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %6, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %7, align 4
  br label %84

80:                                               ; preds = %69
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %6, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br label %84

84:                                               ; preds = %80, %76
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #6
  br label %85

85:                                               ; preds = %84, %72
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br label %184

86:                                               ; preds = %70, %48
  %87 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %88 = trunc i64 %87 to i32
  store i32 %88, ptr %2, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  %89 = load i32, ptr %2, align 4, !tbaa !8
  %90 = sub nsw i32 %89, 2
  store i32 %90, ptr %13, align 4, !tbaa !8
  br label %91

91:                                               ; preds = %175, %86
  %92 = load i32, ptr %13, align 4, !tbaa !8
  %93 = icmp sge i32 %92, 0
  br i1 %93, label %95, label %94

94:                                               ; preds = %91
  store i32 2, ptr %14, align 4
  br label %178

95:                                               ; preds = %91
  %96 = load i32, ptr %13, align 4, !tbaa !8
  %97 = sext i32 %96 to i64
  %98 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %97)
  %99 = load i8, ptr %98, align 1, !tbaa !11
  %100 = sext i8 %99 to i32
  %101 = icmp eq i32 %100, 114
  br i1 %101, label %102, label %174

102:                                              ; preds = %95
  %103 = load i32, ptr %13, align 4, !tbaa !8
  %104 = add nsw i32 %103, 1
  %105 = sext i32 %104 to i64
  %106 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %105)
  %107 = load i8, ptr %106, align 1, !tbaa !11
  %108 = sext i8 %107 to i32
  %109 = icmp eq i32 %108, 117
  br i1 %109, label %110, label %174

110:                                              ; preds = %102
  %111 = load i32, ptr %13, align 4, !tbaa !8
  %112 = load i32, ptr %2, align 4, !tbaa !8
  %113 = sub nsw i32 %112, 2
  %114 = icmp eq i32 %111, %113
  br i1 %114, label %115, label %124

115:                                              ; preds = %110
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %16) #6
  %116 = load i32, ptr %13, align 4, !tbaa !8
  %117 = sext i32 %116 to i64
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %16, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef %117)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %15, ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef @.str.2)
          to label %118 unwind label %120

118:                                              ; preds = %115
  %119 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %15) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #6
  br label %173

120:                                              ; preds = %115
  %121 = landingpad { ptr, i32 }
          cleanup
  %122 = extractvalue { ptr, i32 } %121, 0
  store ptr %122, ptr %6, align 8
  %123 = extractvalue { ptr, i32 } %121, 1
  store i32 %123, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #6
  br label %179

124:                                              ; preds = %110
  call void @llvm.lifetime.start.p0(i64 32, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %19) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %20) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %21) #6
  %125 = load i32, ptr %13, align 4, !tbaa !8
  %126 = sext i32 %125 to i64
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %21, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef %126)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %20, ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef @.str.3)
          to label %127 unwind label %144

127:                                              ; preds = %124
  call void @llvm.lifetime.start.p0(i64 32, ptr %22) #6
  %128 = load i32, ptr %13, align 4, !tbaa !8
  %129 = sext i32 %128 to i64
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %22, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %129, i64 noundef 2)
          to label %130 unwind label %148

130:                                              ; preds = %127
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %19, ptr noundef nonnull align 8 dereferenceable(32) %20, ptr noundef nonnull align 8 dereferenceable(32) %22)
          to label %131 unwind label %152

131:                                              ; preds = %130
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %18, ptr noundef nonnull align 8 dereferenceable(32) %19, ptr noundef @.str.4)
          to label %132 unwind label %156

132:                                              ; preds = %131
  call void @llvm.lifetime.start.p0(i64 32, ptr %23) #6
  %133 = load i32, ptr %13, align 4, !tbaa !8
  %134 = add nsw i32 %133, 2
  %135 = sext i32 %134 to i64
  %136 = load i32, ptr %2, align 4, !tbaa !8
  %137 = load i32, ptr %13, align 4, !tbaa !8
  %138 = sub nsw i32 %136, %137
  %139 = sub nsw i32 %138, 1
  %140 = sext i32 %139 to i64
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %23, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %135, i64 noundef %140)
          to label %141 unwind label %160

141:                                              ; preds = %132
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %17, ptr noundef nonnull align 8 dereferenceable(32) %18, ptr noundef nonnull align 8 dereferenceable(32) %23)
          to label %142 unwind label %164

142:                                              ; preds = %141
  %143 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %17) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %23) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %23) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %21) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #6
  br label %173

144:                                              ; preds = %124
  %145 = landingpad { ptr, i32 }
          cleanup
  %146 = extractvalue { ptr, i32 } %145, 0
  store ptr %146, ptr %6, align 8
  %147 = extractvalue { ptr, i32 } %145, 1
  store i32 %147, ptr %7, align 4
  br label %172

148:                                              ; preds = %127
  %149 = landingpad { ptr, i32 }
          cleanup
  %150 = extractvalue { ptr, i32 } %149, 0
  store ptr %150, ptr %6, align 8
  %151 = extractvalue { ptr, i32 } %149, 1
  store i32 %151, ptr %7, align 4
  br label %171

152:                                              ; preds = %130
  %153 = landingpad { ptr, i32 }
          cleanup
  %154 = extractvalue { ptr, i32 } %153, 0
  store ptr %154, ptr %6, align 8
  %155 = extractvalue { ptr, i32 } %153, 1
  store i32 %155, ptr %7, align 4
  br label %170

156:                                              ; preds = %131
  %157 = landingpad { ptr, i32 }
          cleanup
  %158 = extractvalue { ptr, i32 } %157, 0
  store ptr %158, ptr %6, align 8
  %159 = extractvalue { ptr, i32 } %157, 1
  store i32 %159, ptr %7, align 4
  br label %169

160:                                              ; preds = %132
  %161 = landingpad { ptr, i32 }
          cleanup
  %162 = extractvalue { ptr, i32 } %161, 0
  store ptr %162, ptr %6, align 8
  %163 = extractvalue { ptr, i32 } %161, 1
  store i32 %163, ptr %7, align 4
  br label %168

164:                                              ; preds = %141
  %165 = landingpad { ptr, i32 }
          cleanup
  %166 = extractvalue { ptr, i32 } %165, 0
  store ptr %166, ptr %6, align 8
  %167 = extractvalue { ptr, i32 } %165, 1
  store i32 %167, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %23) #6
  br label %168

168:                                              ; preds = %164, %160
  call void @llvm.lifetime.end.p0(i64 32, ptr %23) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  br label %169

169:                                              ; preds = %168, %156
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #6
  br label %170

170:                                              ; preds = %169, %152
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #6
  br label %171

171:                                              ; preds = %170, %148
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #6
  br label %172

172:                                              ; preds = %171, %144
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %21) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #6
  br label %179

173:                                              ; preds = %142, %118
  store i32 2, ptr %14, align 4
  br label %178

174:                                              ; preds = %102, %95
  br label %175

175:                                              ; preds = %174
  %176 = load i32, ptr %13, align 4, !tbaa !8
  %177 = add nsw i32 %176, -1
  store i32 %177, ptr %13, align 4, !tbaa !8
  br label %91, !llvm.loop !12

178:                                              ; preds = %173, %94
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  br label %180

179:                                              ; preds = %172, %120
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  br label %184

180:                                              ; preds = %178
  %181 = call 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) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  %182 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %181, ptr noundef @.str.5)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %183 = load i32, ptr %1, align 4
  ret i32 %183

184:                                              ; preds = %179, %85, %63
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %185

185:                                              ; preds = %184
  %186 = load ptr, ptr %6, align 8
  %187 = load i32, ptr %7, align 4
  %188 = insertvalue { ptr, i32 } poison, ptr %186, 0
  %189 = insertvalue { ptr, i32 } %188, i32 %187, 1
  resume { ptr, i32 } %189
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; 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) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #4

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #5 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4

; Function Attrs: 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

attributes #0 = { 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 #1 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { "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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__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_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" }

@_Z1sB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"class.std::__cxx11::basic_string", align 8
  %18 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %19 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %21
  %23 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %22, ptr noundef null)
  %24 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %26
  %28 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %27, ptr noundef null)
  %29 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  %30 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %31 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0)
  %32 = load i8, ptr %31, align 1, !tbaa !8
  %33 = icmp eq i8 %32, 102
  br i1 %33, label %34, label %49

34:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %3, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef 3)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %2, ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str)
          to label %35 unwind label %41

35:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #6
  %36 = shl i64 %30, 32
  %sext31 = add i64 %36, -12884901888
  %37 = ashr exact i64 %sext31, 32
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 3, i64 noundef %37)
          to label %38 unwind label %43

38:                                               ; preds = %35
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %1, ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %39 unwind label %45

39:                                               ; preds = %38
  %40 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  br label %64

41:                                               ; preds = %34
  %42 = landingpad { ptr, i32 }
          cleanup
  br label %48

43:                                               ; preds = %35
  %44 = landingpad { ptr, i32 }
          cleanup
  br label %47

45:                                               ; preds = %38
  %46 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  br label %47

47:                                               ; preds = %45, %43
  %.pn32 = phi { ptr, i32 } [ %46, %45 ], [ %44, %43 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  br label %48

48:                                               ; preds = %47, %41
  %.pn32.pn = phi { ptr, i32 } [ %.pn32, %47 ], [ %42, %41 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  br label %120

49:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #6
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %7, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef 4)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %6, ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull @.str)
          to label %50 unwind label %56

50:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #6
  %51 = shl i64 %30, 32
  %sext = add i64 %51, -17179869184
  %52 = ashr exact i64 %sext, 32
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %8, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 4, i64 noundef %52)
          to label %53 unwind label %58

53:                                               ; preds = %50
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %54 unwind label %60

54:                                               ; preds = %53
  %55 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %64

56:                                               ; preds = %49
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %63

58:                                               ; preds = %50
  %59 = landingpad { ptr, i32 }
          cleanup
  br label %62

60:                                               ; preds = %53
  %61 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %62

62:                                               ; preds = %60, %58
  %.pn = phi { ptr, i32 } [ %61, %60 ], [ %59, %58 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  br label %63

63:                                               ; preds = %62, %56
  %.pn.pn = phi { ptr, i32 } [ %.pn, %62 ], [ %57, %56 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %120

64:                                               ; preds = %54, %39
  %65 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11) #6
  %66 = trunc i64 %65 to i32
  %67 = add i32 %66, -2
  %68 = icmp sgt i32 %66, 1
  br i1 %68, label %.lr.ph.preheader, label %.loopexit

.lr.ph.preheader:                                 ; preds = %64
  %69 = zext nneg i32 %67 to i64
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %116
  %indvars.iv = phi i64 [ %69, %.lr.ph.preheader ], [ %indvars.iv.next, %116 ]
  %70 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %indvars.iv)
  %71 = load i8, ptr %70, align 1, !tbaa !8
  %72 = icmp eq i8 %71, 114
  br i1 %72, label %73, label %116

73:                                               ; preds = %.lr.ph
  %74 = add nuw nsw i64 %indvars.iv, 1
  %75 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %74)
  %76 = load i8, ptr %75, align 1, !tbaa !8
  %77 = icmp eq i8 %76, 117
  br i1 %77, label %78, label %116

78:                                               ; preds = %73
  %79 = trunc nuw nsw i64 %indvars.iv to i32
  %80 = icmp eq i32 %67, %79
  br i1 %80, label %81, label %86

81:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %10) #6
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef %indvars.iv)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %9, ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull @.str.2)
          to label %82 unwind label %84

82:                                               ; preds = %81
  %83 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #6
  br label %.loopexit

84:                                               ; preds = %81
  %85 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #6
  br label %120

86:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %12) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %14) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %15) #6
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %15, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef 0, i64 noundef %indvars.iv)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %14, ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull @.str.3)
          to label %87 unwind label %99

87:                                               ; preds = %86
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %16) #6
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %16, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %indvars.iv, i64 noundef 2)
          to label %88 unwind label %101

88:                                               ; preds = %87
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %89 unwind label %103

89:                                               ; preds = %88
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %12, ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull @.str.4)
          to label %90 unwind label %105

90:                                               ; preds = %89
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %17) #6
  %91 = add nuw i64 %indvars.iv, 2
  %92 = and i64 %91, 4294967295
  %93 = xor i64 %indvars.iv, -1
  %94 = add i64 %65, %93
  %sext49 = shl i64 %94, 32
  %95 = ashr exact i64 %sext49, 32
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %17, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, i64 noundef %92, i64 noundef %95)
          to label %96 unwind label %107

96:                                               ; preds = %90
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %11, ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %17)
          to label %97 unwind label %109

97:                                               ; preds = %96
  %98 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %17) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %16) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %15) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #6
  br label %.loopexit

99:                                               ; preds = %86
  %100 = landingpad { ptr, i32 }
          cleanup
  br label %115

101:                                              ; preds = %87
  %102 = landingpad { ptr, i32 }
          cleanup
  br label %114

103:                                              ; preds = %88
  %104 = landingpad { ptr, i32 }
          cleanup
  br label %113

105:                                              ; preds = %89
  %106 = landingpad { ptr, i32 }
          cleanup
  br label %112

107:                                              ; preds = %90
  %108 = landingpad { ptr, i32 }
          cleanup
  br label %111

109:                                              ; preds = %96
  %110 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #6
  br label %111

111:                                              ; preds = %109, %107
  %.pn35 = phi { ptr, i32 } [ %110, %109 ], [ %108, %107 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %17) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br label %112

112:                                              ; preds = %111, %105
  %.pn35.pn = phi { ptr, i32 } [ %.pn35, %111 ], [ %106, %105 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  br label %113

113:                                              ; preds = %112, %103
  %.pn35.pn.pn = phi { ptr, i32 } [ %.pn35.pn, %112 ], [ %104, %103 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #6
  br label %114

114:                                              ; preds = %113, %101
  %.pn35.pn.pn.pn = phi { ptr, i32 } [ %.pn35.pn.pn, %113 ], [ %102, %101 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %16) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  br label %115

115:                                              ; preds = %114, %99
  %.pn35.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn35.pn.pn.pn, %114 ], [ %100, %99 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %15) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #6
  br label %120

116:                                              ; preds = %.lr.ph, %73
  %indvars.iv.next = add nsw i64 %indvars.iv, -1
  %117 = icmp sgt i64 %indvars.iv, 0
  br i1 %117, label %.lr.ph, label %.loopexit, !llvm.loop !10

.loopexit:                                        ; preds = %116, %64, %82, %97
  %118 = call 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) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) @_Z1sB5cxx11)
  %119 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %118, ptr noundef nonnull @.str.5)
  ret i32 0

120:                                              ; preds = %84, %115, %63, %48
  %.pn41.pn = phi { ptr, i32 } [ %.pn32.pn, %48 ], [ %.pn.pn, %63 ], [ %85, %84 ], [ %.pn35.pn.pn.pn.pn, %115 ]
  resume { ptr, i32 } %.pn41.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; 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 #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #5 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4

; Function Attrs: 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

attributes #0 = { 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 #1 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"omnipotent char", !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


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