; LLVM IR from xirc/cp-algorithm :: atcoder/abc068/C/main.ll (Z5solvev)

; 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<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::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"struct.std::pair" = type <{ %"struct.std::__detail::_Node_iterator", i8, [7 x i8] }>
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@N = external dso_local global i32, align 4
@M = external dso_local global i32, align 4
@A = external dso_local global %"class.std::vector", align 8
@B = external dso_local global %"class.std::vector", align 8

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i1, align 1
  %2 = alloca %"class.std::unordered_set", align 8
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::pair", align 8
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 56, ptr %2) #4
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %10

10:                                               ; preds = %52, %0
  %11 = load i32, ptr %3, align 4, !tbaa !5
  %12 = load i32, ptr @M, align 4, !tbaa !5
  %13 = icmp slt i32 %11, %12
  br i1 %13, label %15, label %14

14:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %55

15:                                               ; preds = %10
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %17) #4
  %19 = load i32, ptr %18, align 4, !tbaa !5
  %20 = icmp eq i32 %19, 0
  br i1 %20, label %21, label %35

21:                                               ; preds = %15
  %22 = load i32, ptr %3, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %23) #4
  %25 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef nonnull align 4 dereferenceable(4) %24)
          to label %26 unwind label %31

26:                                               ; preds = %21
  %27 = getelementptr inbounds { ptr, i8 }, ptr %6, i32 0, i32 0
  %28 = extractvalue { ptr, i8 } %25, 0
  store ptr %28, ptr %27, align 8
  %29 = getelementptr inbounds { ptr, i8 }, ptr %6, i32 0, i32 1
  %30 = extractvalue { ptr, i8 } %25, 1
  store i8 %30, ptr %29, align 8
  br label %35

31:                                               ; preds = %41, %21
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %4, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %106

35:                                               ; preds = %26, %15
  %36 = load i32, ptr %3, align 4, !tbaa !5
  %37 = sext i32 %36 to i64
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %37) #4
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = icmp eq i32 %39, 0
  br i1 %40, label %41, label %51

41:                                               ; preds = %35
  %42 = load i32, ptr %3, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %43) #4
  %45 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef nonnull align 4 dereferenceable(4) %44)
          to label %46 unwind label %31

46:                                               ; preds = %41
  %47 = getelementptr inbounds { ptr, i8 }, ptr %7, i32 0, i32 0
  %48 = extractvalue { ptr, i8 } %45, 0
  store ptr %48, ptr %47, align 8
  %49 = getelementptr inbounds { ptr, i8 }, ptr %7, i32 0, i32 1
  %50 = extractvalue { ptr, i8 } %45, 1
  store i8 %50, ptr %49, align 8
  br label %51

51:                                               ; preds = %46, %35
  br label %52

52:                                               ; preds = %51
  %53 = load i32, ptr %3, align 4, !tbaa !5
  %54 = add nsw i32 %53, 1
  store i32 %54, ptr %3, align 4, !tbaa !5
  br label %10, !llvm.loop !9

55:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %56

56:                                               ; preds = %98, %55
  %57 = load i32, ptr %8, align 4, !tbaa !5
  %58 = load i32, ptr @M, align 4, !tbaa !5
  %59 = icmp slt i32 %57, %58
  br i1 %59, label %61, label %60

60:                                               ; preds = %56
  store i32 5, ptr %9, align 4
  br label %101

61:                                               ; preds = %56
  %62 = load i32, ptr %8, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %63) #4
  %65 = load i32, ptr %64, align 4, !tbaa !5
  %66 = load i32, ptr @N, align 4, !tbaa !5
  %67 = sub nsw i32 %66, 1
  %68 = icmp eq i32 %65, %67
  br i1 %68, label %69, label %81

69:                                               ; preds = %61
  %70 = load i32, ptr %8, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %71) #4
  %73 = invoke noundef i64 @_ZNKSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef nonnull align 4 dereferenceable(4) %72)
          to label %74 unwind label %77

74:                                               ; preds = %69
  %75 = icmp ugt i64 %73, 0
  br i1 %75, label %76, label %81

76:                                               ; preds = %74
  store i1 true, ptr %1, align 1
  store i32 1, ptr %9, align 4
  br label %101

77:                                               ; preds = %89, %69
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %4, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %106

81:                                               ; preds = %74, %61
  %82 = load i32, ptr %8, align 4, !tbaa !5
  %83 = sext i32 %82 to i64
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %83) #4
  %85 = load i32, ptr %84, align 4, !tbaa !5
  %86 = load i32, ptr @N, align 4, !tbaa !5
  %87 = sub nsw i32 %86, 1
  %88 = icmp eq i32 %85, %87
  br i1 %88, label %89, label %97

89:                                               ; preds = %81
  %90 = load i32, ptr %8, align 4, !tbaa !5
  %91 = sext i32 %90 to i64
  %92 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %91) #4
  %93 = invoke noundef i64 @_ZNKSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef nonnull align 4 dereferenceable(4) %92)
          to label %94 unwind label %77

94:                                               ; preds = %89
  %95 = icmp ugt i64 %93, 0
  br i1 %95, label %96, label %97

96:                                               ; preds = %94
  store i1 true, ptr %1, align 1
  store i32 1, ptr %9, align 4
  br label %101

97:                                               ; preds = %94, %81
  br label %98

98:                                               ; preds = %97
  %99 = load i32, ptr %8, align 4, !tbaa !5
  %100 = add nsw i32 %99, 1
  store i32 %100, ptr %8, align 4, !tbaa !5
  br label %56, !llvm.loop !11

101:                                              ; preds = %96, %76, %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  %102 = load i32, ptr %9, align 4
  switch i32 %102, label %104 [
    i32 5, label %103
  ]

103:                                              ; preds = %101
  store i1 false, ptr %1, align 1
  store i32 1, ptr %9, align 4
  br label %104

104:                                              ; preds = %103, %101
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %2) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr %2) #4
  %105 = load i1, ptr %1, align 1
  ret i1 %105

106:                                              ; preds = %77, %31
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %2) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr %2) #4
  br label %107

107:                                              ; preds = %106
  %108 = load ptr, ptr %4, align 8
  %109 = load i32, ptr %5, align 4
  %110 = insertvalue { ptr, i32 } poison, ptr %108, 0
  %111 = insertvalue { ptr, i32 } %110, i32 %109, 1
  resume { ptr, i32 } %111
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; 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<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::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }

@N = external dso_local local_unnamed_addr global i32, align 4
@M = external dso_local local_unnamed_addr global i32, align 4
@A = external dso_local global %"class.std::vector", align 8
@B = external dso_local global %"class.std::vector", align 8

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::unordered_set", align 8
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %1) #4
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %1) #4
  %2 = load i32, ptr @M, align 4, !tbaa !5
  %3 = icmp sgt i32 %2, 0
  br i1 %3, label %.lr.ph, label %.critedge

.preheader:                                       ; preds = %20
  %4 = icmp sgt i32 %21, 0
  br i1 %4, label %.lr.ph30, label %.critedge

.lr.ph:                                           ; preds = %0, %20
  %indvars.iv = phi i64 [ %indvars.iv.next, %20 ], [ 0, %0 ]
  %5 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %indvars.iv) #4
  %6 = load i32, ptr %5, align 4, !tbaa !5
  %7 = icmp eq i32 %6, 0
  br i1 %7, label %8, label %13

8:                                                ; preds = %.lr.ph
  %9 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %indvars.iv) #4
  %10 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %13 unwind label %11

11:                                               ; preds = %17, %8
  %12 = landingpad { ptr, i32 }
          cleanup
  br label %48

13:                                               ; preds = %8, %.lr.ph
  %14 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %indvars.iv) #4
  %15 = load i32, ptr %14, align 4, !tbaa !5
  %16 = icmp eq i32 %15, 0
  br i1 %16, label %17, label %20

17:                                               ; preds = %13
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %indvars.iv) #4
  %19 = invoke { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %20 unwind label %11

20:                                               ; preds = %17, %13
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %21 = load i32, ptr @M, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = icmp slt i64 %indvars.iv.next, %22
  br i1 %23, label %.lr.ph, label %.preheader, !llvm.loop !9

.lr.ph30:                                         ; preds = %.preheader, %45
  %indvars.iv36 = phi i64 [ %indvars.iv.next37, %45 ], [ 0, %.preheader ]
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %indvars.iv36) #4
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = load i32, ptr @N, align 4, !tbaa !5
  %27 = add nsw i32 %26, -1
  %28 = icmp eq i32 %25, %27
  br i1 %28, label %29, label %35

29:                                               ; preds = %.lr.ph30
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %indvars.iv36) #4
  %31 = invoke noundef i64 @_ZNKSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef nonnull align 4 dereferenceable(4) %30)
          to label %32 unwind label %33

32:                                               ; preds = %29
  %.not = icmp eq i64 %31, 0
  br i1 %.not, label %35, label %.critedge

33:                                               ; preds = %41, %29
  %34 = landingpad { ptr, i32 }
          cleanup
  br label %48

35:                                               ; preds = %32, %.lr.ph30
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @B, i64 noundef %indvars.iv36) #4
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = load i32, ptr @N, align 4, !tbaa !5
  %39 = add nsw i32 %38, -1
  %40 = icmp eq i32 %37, %39
  br i1 %40, label %41, label %45

41:                                               ; preds = %35
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @A, i64 noundef %indvars.iv36) #4
  %43 = invoke noundef i64 @_ZNKSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef nonnull align 4 dereferenceable(4) %42)
          to label %44 unwind label %33

44:                                               ; preds = %41
  %.not22 = icmp eq i64 %43, 0
  br i1 %.not22, label %45, label %.critedge

45:                                               ; preds = %35, %44
  %indvars.iv.next37 = add nuw nsw i64 %indvars.iv36, 1
  %46 = load i32, ptr @M, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %.not23 = icmp slt i64 %indvars.iv.next37, %47
  br i1 %.not23, label %.lr.ph30, label %.critedge, !llvm.loop !11

.critedge:                                        ; preds = %44, %32, %45, %0, %.preheader
  %.not23.lcssa = phi i1 [ false, %.preheader ], [ false, %0 ], [ false, %45 ], [ true, %32 ], [ true, %44 ]
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %1) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %1) #4
  ret i1 %.not23.lcssa

48:                                               ; preds = %33, %11
  %.pn = phi { ptr, i32 } [ %12, %11 ], [ %34, %33 ]
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %1) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %1) #4
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5countERKi(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


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