; LLVM IR from Ayon-SSP/The-SDE-Prep :: 3]_CP/DP/Longest Common Subsequence (LCS Length (Memoization))

; 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] }

@dp = external dso_local global [10001 x [10001 x i32]], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3) #0 personality ptr @__gxx_personality_v0 {
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca ptr, 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 i32, align 4
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store i32 %2, ptr %8, align 4, !tbaa !9
  store i32 %3, ptr %9, align 4, !tbaa !9
  %20 = load i32, ptr %8, align 4, !tbaa !9
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [10001 x [10001 x i32]], ptr @dp, i64 0, i64 %21
  %23 = load i32, ptr %9, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [10001 x i32], ptr %22, i64 0, i64 %24
  %26 = load i32, ptr %25, align 4, !tbaa !9
  %27 = icmp ne i32 %26, -1
  br i1 %27, label %28, label %36

28:                                               ; preds = %4
  %29 = load i32, ptr %8, align 4, !tbaa !9
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [10001 x [10001 x i32]], ptr @dp, i64 0, i64 %30
  %32 = load i32, ptr %9, align 4, !tbaa !9
  %33 = sext i32 %32 to i64
  %34 = getelementptr inbounds [10001 x i32], ptr %31, i64 0, i64 %33
  %35 = load i32, ptr %34, align 4, !tbaa !9
  store i32 %35, ptr %5, align 4
  br label %134

36:                                               ; preds = %4
  %37 = load i32, ptr %8, align 4, !tbaa !9
  %38 = icmp eq i32 %37, 0
  br i1 %38, label %42, label %39

39:                                               ; preds = %36
  %40 = load i32, ptr %9, align 4, !tbaa !9
  %41 = icmp eq i32 %40, 0
  br i1 %41, label %42, label %49

42:                                               ; preds = %39, %36
  %43 = load i32, ptr %8, align 4, !tbaa !9
  %44 = sext i32 %43 to i64
  %45 = getelementptr inbounds [10001 x [10001 x i32]], ptr @dp, i64 0, i64 %44
  %46 = load i32, ptr %9, align 4, !tbaa !9
  %47 = sext i32 %46 to i64
  %48 = getelementptr inbounds [10001 x i32], ptr %45, i64 0, i64 %47
  store i32 0, ptr %48, align 4, !tbaa !9
  store i32 0, ptr %5, align 4
  br label %134

49:                                               ; preds = %39
  %50 = load i32, ptr %8, align 4, !tbaa !9
  %51 = sub nsw i32 %50, 1
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %52)
  %54 = load i8, ptr %53, align 1, !tbaa !11
  %55 = sext i8 %54 to i32
  %56 = load i32, ptr %9, align 4, !tbaa !9
  %57 = sub nsw i32 %56, 1
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %58)
  %60 = load i8, ptr %59, align 1, !tbaa !11
  %61 = sext i8 %60 to i32
  %62 = icmp eq i32 %55, %61
  br i1 %62, label %63, label %87

63:                                               ; preds = %49
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %0)
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %64 unwind label %78

64:                                               ; preds = %63
  %65 = load i32, ptr %8, align 4, !tbaa !9
  %66 = sub nsw i32 %65, 1
  %67 = load i32, ptr %9, align 4, !tbaa !9
  %68 = sub nsw i32 %67, 1
  %69 = invoke noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef %10, ptr noundef %11, i32 noundef %66, i32 noundef %68)
          to label %70 unwind label %82

70:                                               ; preds = %64
  %71 = add nsw i32 1, %69
  %72 = load i32, ptr %8, align 4, !tbaa !9
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [10001 x [10001 x i32]], ptr @dp, i64 0, i64 %73
  %75 = load i32, ptr %9, align 4, !tbaa !9
  %76 = sext i32 %75 to i64
  %77 = getelementptr inbounds [10001 x i32], ptr %74, i64 0, i64 %76
  store i32 %71, ptr %77, align 4, !tbaa !9
  store i32 %71, ptr %5, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #4
  br label %134

78:                                               ; preds = %63
  %79 = landingpad { ptr, i32 }
          cleanup
  %80 = extractvalue { ptr, i32 } %79, 0
  store ptr %80, ptr %12, align 8
  %81 = extractvalue { ptr, i32 } %79, 1
  store i32 %81, ptr %13, align 4
  br label %86

82:                                               ; preds = %64
  %83 = landingpad { ptr, i32 }
          cleanup
  %84 = extractvalue { ptr, i32 } %83, 0
  store ptr %84, ptr %12, align 8
  %85 = extractvalue { ptr, i32 } %83, 1
  store i32 %85, ptr %13, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #4
  br label %86

86:                                               ; preds = %82, %78
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #4
  br label %136

87:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull align 8 dereferenceable(32) %0)
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %88 unwind label %110

88:                                               ; preds = %87
  %89 = load i32, ptr %8, align 4, !tbaa !9
  %90 = sub nsw i32 %89, 1
  %91 = load i32, ptr %9, align 4, !tbaa !9
  %92 = invoke noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef %15, ptr noundef %16, i32 noundef %90, i32 noundef %91)
          to label %93 unwind label %114

93:                                               ; preds = %88
  store i32 %92, ptr %14, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %18, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %94 unwind label %118

94:                                               ; preds = %93
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %19, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %95 unwind label %122

95:                                               ; preds = %94
  %96 = load i32, ptr %8, align 4, !tbaa !9
  %97 = load i32, ptr %9, align 4, !tbaa !9
  %98 = sub nsw i32 %97, 1
  %99 = invoke noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef %18, ptr noundef %19, i32 noundef %96, i32 noundef %98)
          to label %100 unwind label %126

100:                                              ; preds = %95
  store i32 %99, ptr %17, align 4, !tbaa !9
  %101 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %14, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %102 unwind label %126

102:                                              ; preds = %100
  %103 = load i32, ptr %101, align 4, !tbaa !9
  %104 = load i32, ptr %8, align 4, !tbaa !9
  %105 = sext i32 %104 to i64
  %106 = getelementptr inbounds [10001 x [10001 x i32]], ptr @dp, i64 0, i64 %105
  %107 = load i32, ptr %9, align 4, !tbaa !9
  %108 = sext i32 %107 to i64
  %109 = getelementptr inbounds [10001 x i32], ptr %106, i64 0, i64 %108
  store i32 %103, ptr %109, align 4, !tbaa !9
  store i32 %103, ptr %5, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %134

110:                                              ; preds = %87
  %111 = landingpad { ptr, i32 }
          cleanup
  %112 = extractvalue { ptr, i32 } %111, 0
  store ptr %112, ptr %12, align 8
  %113 = extractvalue { ptr, i32 } %111, 1
  store i32 %113, ptr %13, align 4
  br label %133

114:                                              ; preds = %88
  %115 = landingpad { ptr, i32 }
          cleanup
  %116 = extractvalue { ptr, i32 } %115, 0
  store ptr %116, ptr %12, align 8
  %117 = extractvalue { ptr, i32 } %115, 1
  store i32 %117, ptr %13, align 4
  br label %132

118:                                              ; preds = %93
  %119 = landingpad { ptr, i32 }
          cleanup
  %120 = extractvalue { ptr, i32 } %119, 0
  store ptr %120, ptr %12, align 8
  %121 = extractvalue { ptr, i32 } %119, 1
  store i32 %121, ptr %13, align 4
  br label %131

122:                                              ; preds = %94
  %123 = landingpad { ptr, i32 }
          cleanup
  %124 = extractvalue { ptr, i32 } %123, 0
  store ptr %124, ptr %12, align 8
  %125 = extractvalue { ptr, i32 } %123, 1
  store i32 %125, ptr %13, align 4
  br label %130

126:                                              ; preds = %100, %95
  %127 = landingpad { ptr, i32 }
          cleanup
  %128 = extractvalue { ptr, i32 } %127, 0
  store ptr %128, ptr %12, align 8
  %129 = extractvalue { ptr, i32 } %127, 1
  store i32 %129, ptr %13, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #4
  br label %130

130:                                              ; preds = %126, %122
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #4
  br label %131

131:                                              ; preds = %130, %118
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  br label %132

132:                                              ; preds = %131, %114
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #4
  br label %133

133:                                              ; preds = %132, %110
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %136

134:                                              ; preds = %102, %70, %42, %28
  %135 = load i32, ptr %5, align 4
  ret i32 %135

136:                                              ; preds = %133, %86
  %137 = load ptr, ptr %12, align 8
  %138 = load i32, ptr %13, align 4
  %139 = insertvalue { ptr, i32 } poison, ptr %137, 0
  %140 = insertvalue { ptr, i32 } %139, i32 %138, 1
  resume { ptr, i32 } %140
}

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

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

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

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 = { 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 #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = !{!"int", !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::__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] }

@dp = external dso_local local_unnamed_addr global [10001 x [10001 x i32]], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef %0, ptr noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", 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 i32, align 4
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = sext i32 %2 to i64
  %14 = sext i32 %3 to i64
  %15 = getelementptr inbounds [10001 x [10001 x i32]], ptr @dp, i64 0, i64 %13, i64 %14
  %16 = load i32, ptr %15, align 4, !tbaa !5
  %.not = icmp eq i32 %16, -1
  br i1 %.not, label %17, label %65

17:                                               ; preds = %4
  %18 = icmp eq i32 %2, 0
  %19 = icmp eq i32 %3, 0
  %or.cond = or i1 %18, %19
  br i1 %or.cond, label %20, label %21

20:                                               ; preds = %17
  store i32 0, ptr %15, align 4, !tbaa !5
  br label %65

21:                                               ; preds = %17
  %22 = add nsw i32 %2, -1
  %23 = sext i32 %22 to i64
  %24 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %23)
  %25 = load i8, ptr %24, align 1, !tbaa !9
  %26 = add nsw i32 %3, -1
  %27 = sext i32 %26 to i64
  %28 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %27)
  %29 = load i8, ptr %28, align 1, !tbaa !9
  %30 = icmp eq i8 %25, %29
  br i1 %30, label %31, label %41

31:                                               ; preds = %21
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %0)
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %32 unwind label %36

32:                                               ; preds = %31
  %33 = invoke noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef nonnull %5, ptr noundef nonnull %6, i32 noundef %22, i32 noundef %26)
          to label %34 unwind label %38

34:                                               ; preds = %32
  %35 = add nsw i32 %33, 1
  store i32 %35, ptr %15, align 4, !tbaa !5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #4
  br label %65

36:                                               ; preds = %31
  %37 = landingpad { ptr, i32 }
          cleanup
  br label %40

38:                                               ; preds = %32
  %39 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #4
  br label %40

40:                                               ; preds = %38, %36
  %.pn37 = phi { ptr, i32 } [ %39, %38 ], [ %37, %36 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #4
  br label %66

41:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %0)
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %42 unwind label %51

42:                                               ; preds = %41
  %43 = invoke noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef nonnull %8, ptr noundef nonnull %9, i32 noundef %22, i32 noundef %3)
          to label %44 unwind label %53

44:                                               ; preds = %42
  store i32 %43, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %45 unwind label %55

45:                                               ; preds = %44
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %46 unwind label %57

46:                                               ; preds = %45
  %47 = invoke noundef i32 @_Z10lcs_lengthNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_ii(ptr noundef nonnull %11, ptr noundef nonnull %12, i32 noundef %2, i32 noundef %26)
          to label %48 unwind label %59

48:                                               ; preds = %46
  store i32 %47, ptr %10, align 4, !tbaa !5
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %10)
  %50 = load i32, ptr %49, align 4, !tbaa !5
  store i32 %50, ptr %15, align 4, !tbaa !5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  br label %65

51:                                               ; preds = %41
  %52 = landingpad { ptr, i32 }
          cleanup
  br label %64

53:                                               ; preds = %42
  %54 = landingpad { ptr, i32 }
          cleanup
  br label %63

55:                                               ; preds = %44
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %62

57:                                               ; preds = %45
  %58 = landingpad { ptr, i32 }
          cleanup
  br label %61

59:                                               ; preds = %46
  %60 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #4
  br label %61

61:                                               ; preds = %59, %57
  %.pn = phi { ptr, i32 } [ %60, %59 ], [ %58, %57 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #4
  br label %62

62:                                               ; preds = %61, %55
  %.pn.pn = phi { ptr, i32 } [ %.pn, %61 ], [ %56, %55 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  br label %63

63:                                               ; preds = %62, %53
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %62 ], [ %54, %53 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  br label %64

64:                                               ; preds = %63, %51
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %63 ], [ %52, %51 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  br label %66

65:                                               ; preds = %4, %48, %34, %20
  %.029 = phi i32 [ 0, %20 ], [ %35, %34 ], [ %50, %48 ], [ %16, %4 ]
  ret i32 %.029

66:                                               ; preds = %64, %40
  %.pn37.pn = phi { ptr, i32 } [ %.pn37, %40 ], [ %.pn.pn.pn.pn, %64 ]
  resume { ptr, i32 } %.pn37.pn
}

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

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

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 = { 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 #3 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!7, !7, i64 0}


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