; LLVM IR from bqi343/cp-notebook :: Contests/USACO Training/Ch 6/6.5 checker.ll (Z6searchi)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator.5" = type { i8 }
%"class.__gnu_cxx::__normal_iterator.8" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@tot = external dso_local global i64, align 8
@diag1 = external dso_local global [25 x i8], align 16
@diag2 = external dso_local global [25 x i8], align 16
@col = external dso_local global [13 x i8], align 1
@_Z3ansB5cxx11 = external dso_local global %"class.std::vector", align 8
@csol = external dso_local global %"class.std::vector.0", align 8
@N = external dso_local global i32, align 4
@.str = external hidden unnamed_addr constant [1 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z6searchi(i32 noundef %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::allocator.5", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"class.__gnu_cxx::__normal_iterator.8", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i32 %0, ptr %2, align 4, !tbaa !5
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = load i32, ptr @N, align 4, !tbaa !5
  %17 = icmp eq i32 %15, %16
  br i1 %17, label %18, label %70

18:                                               ; preds = %1
  %19 = call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @_Z3ansB5cxx11) #4
  %20 = icmp ult i64 %19, 3
  br i1 %20, label %21, label %67

21:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 32, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %22 unwind label %28

22:                                               ; preds = %21
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %55, %22
  %24 = load i32, ptr %7, align 4, !tbaa !5
  %25 = load i32, ptr @N, align 4, !tbaa !5
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %32, label %27

27:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %59

28:                                               ; preds = %21
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %5, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #4
  br label %66

32:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #4
  %33 = load i32, ptr %7, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @csol, i64 noundef %34) #4
  %36 = load i32, ptr %35, align 4, !tbaa !5
  call void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %8, i32 noundef %36) #4
  %37 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %38 unwind label %46

38:                                               ; preds = %32
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #4
  %39 = load i32, ptr %7, align 4, !tbaa !5
  %40 = load i32, ptr @N, align 4, !tbaa !5
  %41 = sub nsw i32 %40, 1
  %42 = icmp ne i32 %39, %41
  br i1 %42, label %43, label %54

43:                                               ; preds = %38
  %44 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef @.str.2)
          to label %45 unwind label %50

45:                                               ; preds = %43
  br label %54

46:                                               ; preds = %32
  %47 = landingpad { ptr, i32 }
          cleanup
  %48 = extractvalue { ptr, i32 } %47, 0
  store ptr %48, ptr %5, align 8
  %49 = extractvalue { ptr, i32 } %47, 1
  store i32 %49, ptr %6, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #4
  br label %58

50:                                               ; preds = %43
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %5, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %6, align 4
  br label %58

54:                                               ; preds = %45, %38
  br label %55

55:                                               ; preds = %54
  %56 = load i32, ptr %7, align 4, !tbaa !5
  %57 = add nsw i32 %56, 1
  store i32 %57, ptr %7, align 4, !tbaa !5
  br label %23, !llvm.loop !9

58:                                               ; preds = %50, %46
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %65

59:                                               ; preds = %27
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24) @_Z3ansB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %60 unwind label %61

60:                                               ; preds = %59
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #4
  br label %67

61:                                               ; preds = %59
  %62 = landingpad { ptr, i32 }
          cleanup
  %63 = extractvalue { ptr, i32 } %62, 0
  store ptr %63, ptr %5, align 8
  %64 = extractvalue { ptr, i32 } %62, 1
  store i32 %64, ptr %6, align 4
  br label %65

65:                                               ; preds = %61, %58
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #4
  br label %66

66:                                               ; preds = %65, %28
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #4
  br label %145

67:                                               ; preds = %60, %18
  %68 = load i64, ptr @tot, align 8, !tbaa !11
  %69 = add nsw i64 %68, 1
  store i64 %69, ptr @tot, align 8, !tbaa !11
  br label %144

70:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %71

71:                                               ; preds = %141, %70
  %72 = load i32, ptr %9, align 4, !tbaa !5
  %73 = load i32, ptr @N, align 4, !tbaa !5
  %74 = icmp slt i32 %72, %73
  br i1 %74, label %76, label %75

75:                                               ; preds = %71
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %144

76:                                               ; preds = %71
  %77 = load i32, ptr %9, align 4, !tbaa !5
  %78 = sext i32 %77 to i64
  %79 = getelementptr inbounds [13 x i8], ptr @col, i64 0, i64 %78
  %80 = load i8, ptr %79, align 1, !tbaa !13, !range !15, !noundef !16
  %81 = trunc i8 %80 to i1
  br i1 %81, label %140, label %82

82:                                               ; preds = %76
  %83 = load i32, ptr %9, align 4, !tbaa !5
  %84 = load i32, ptr %2, align 4, !tbaa !5
  %85 = add nsw i32 %83, %84
  %86 = sext i32 %85 to i64
  %87 = getelementptr inbounds [25 x i8], ptr @diag1, i64 0, i64 %86
  %88 = load i8, ptr %87, align 1, !tbaa !13, !range !15, !noundef !16
  %89 = trunc i8 %88 to i1
  br i1 %89, label %140, label %90

90:                                               ; preds = %82
  %91 = load i32, ptr %9, align 4, !tbaa !5
  %92 = load i32, ptr %2, align 4, !tbaa !5
  %93 = sub nsw i32 %91, %92
  %94 = add nsw i32 %93, 12
  %95 = sext i32 %94 to i64
  %96 = getelementptr inbounds [25 x i8], ptr @diag2, i64 0, i64 %95
  %97 = load i8, ptr %96, align 1, !tbaa !13, !range !15, !noundef !16
  %98 = trunc i8 %97 to i1
  br i1 %98, label %140, label %99

99:                                               ; preds = %90
  %100 = load i32, ptr %9, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = getelementptr inbounds [13 x i8], ptr @col, i64 0, i64 %101
  store i8 1, ptr %102, align 1, !tbaa !13
  %103 = load i32, ptr %9, align 4, !tbaa !5
  %104 = load i32, ptr %2, align 4, !tbaa !5
  %105 = add nsw i32 %103, %104
  %106 = sext i32 %105 to i64
  %107 = getelementptr inbounds [25 x i8], ptr @diag1, i64 0, i64 %106
  store i8 1, ptr %107, align 1, !tbaa !13
  %108 = load i32, ptr %9, align 4, !tbaa !5
  %109 = load i32, ptr %2, align 4, !tbaa !5
  %110 = sub nsw i32 %108, %109
  %111 = add nsw i32 %110, 12
  %112 = sext i32 %111 to i64
  %113 = getelementptr inbounds [25 x i8], ptr @diag2, i64 0, i64 %112
  store i8 1, ptr %113, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  %114 = load i32, ptr %9, align 4, !tbaa !5
  %115 = add nsw i32 %114, 1
  store i32 %115, ptr %10, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) @csol, ptr noundef nonnull align 4 dereferenceable(4) %10)
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  %116 = load i32, ptr %2, align 4, !tbaa !5
  %117 = add nsw i32 %116, 1
  call void @_Z6searchi(i32 noundef %117)
  %118 = load i32, ptr %9, align 4, !tbaa !5
  %119 = sext i32 %118 to i64
  %120 = getelementptr inbounds [13 x i8], ptr @col, i64 0, i64 %119
  store i8 0, ptr %120, align 1, !tbaa !13
  %121 = load i32, ptr %9, align 4, !tbaa !5
  %122 = load i32, ptr %2, align 4, !tbaa !5
  %123 = add nsw i32 %121, %122
  %124 = sext i32 %123 to i64
  %125 = getelementptr inbounds [25 x i8], ptr @diag1, i64 0, i64 %124
  store i8 0, ptr %125, align 1, !tbaa !13
  %126 = load i32, ptr %9, align 4, !tbaa !5
  %127 = load i32, ptr %2, align 4, !tbaa !5
  %128 = sub nsw i32 %126, %127
  %129 = add nsw i32 %128, 12
  %130 = sext i32 %129 to i64
  %131 = getelementptr inbounds [25 x i8], ptr @diag2, i64 0, i64 %130
  store i8 0, ptr %131, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  %132 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @csol) #4
  %133 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %132, ptr %133, align 8
  %134 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %13, i64 noundef 1) #4
  %135 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %134, ptr %135, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  %136 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.8", ptr %11, i32 0, i32 0
  %137 = load ptr, ptr %136, align 8
  %138 = call ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24) @csol, ptr %137)
  %139 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %138, ptr %139, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  br label %140

140:                                              ; preds = %99, %90, %82, %76
  br label %141

141:                                              ; preds = %140
  %142 = load i32, ptr %9, align 4, !tbaa !5
  %143 = add nsw i32 %142, 1
  store i32 %143, ptr %9, align 4, !tbaa !5
  br label %71, !llvm.loop !17

144:                                              ; preds = %75, %67
  ret void

145:                                              ; preds = %66
  %146 = load ptr, ptr %5, align 8
  %147 = load i32, ptr %6, align 4
  %148 = insertvalue { ptr, i32 } poison, ptr %146, 0
  %149 = insertvalue { ptr, i32 } %148, i32 %147, 1
  resume { ptr, i32 } %149
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i32 noundef) #3

; 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) #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"bool", !7, i64 0}
!15 = !{i8 0, i8 2}
!16 = !{}
!17 = distinct !{!17, !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<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator.5" = type { i8 }
%"class.__gnu_cxx::__normal_iterator.8" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@tot = external dso_local local_unnamed_addr global i64, align 8
@diag1 = external dso_local local_unnamed_addr global [25 x i8], align 16
@diag2 = external dso_local local_unnamed_addr global [25 x i8], align 16
@col = external dso_local local_unnamed_addr global [13 x i8], align 1
@_Z3ansB5cxx11 = external dso_local global %"class.std::vector", align 8
@csol = external dso_local global %"class.std::vector.0", align 8
@N = external dso_local local_unnamed_addr global i32, align 4
@.str = external hidden unnamed_addr constant [1 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z6searchi(i32 noundef %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::allocator.5", align 1
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.8", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = load i32, ptr @N, align 4, !tbaa !5
  %10 = icmp eq i32 %9, %0
  br i1 %10, label %14, label %.preheader

.preheader:                                       ; preds = %1
  %11 = icmp sgt i32 %9, 0
  br i1 %11, label %.lr.ph, label %.loopexit

.lr.ph:                                           ; preds = %.preheader
  %12 = add nsw i32 %0, 1
  %13 = sext i32 %0 to i64
  br label %48

14:                                               ; preds = %1
  %15 = tail call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @_Z3ansB5cxx11) #4
  %16 = icmp ult i64 %15, 3
  br i1 %16, label %17, label %45

17:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %18 unwind label %21

18:                                               ; preds = %17
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #4
  %19 = load i32, ptr @N, align 4, !tbaa !5
  %20 = icmp sgt i32 %19, 0
  br i1 %20, label %.lr.ph36, label %._crit_edge

._crit_edge:                                      ; preds = %36, %18
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24) @_Z3ansB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %40 unwind label %41

21:                                               ; preds = %17
  %22 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #4
  br label %44

.lr.ph36:                                         ; preds = %18, %36
  %indvars.iv38 = phi i64 [ %indvars.iv.next39, %36 ], [ 0, %18 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #4
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @csol, i64 noundef %indvars.iv38) #4
  %24 = load i32, ptr %23, align 4, !tbaa !5
  call void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, i32 noundef %24) #4
  %25 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %26 unwind label %32

26:                                               ; preds = %.lr.ph36
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #4
  %27 = load i32, ptr @N, align 4, !tbaa !5
  %28 = add nsw i32 %27, -1
  %29 = zext i32 %28 to i64
  %.not = icmp eq i64 %indvars.iv38, %29
  br i1 %.not, label %36, label %30

30:                                               ; preds = %26
  %31 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull @.str.2)
          to label %._crit_edge41 unwind label %34

._crit_edge41:                                    ; preds = %30
  %.pre42 = load i32, ptr @N, align 4, !tbaa !5
  br label %36

32:                                               ; preds = %.lr.ph36
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #4
  br label %43

34:                                               ; preds = %30
  %35 = landingpad { ptr, i32 }
          cleanup
  br label %43

36:                                               ; preds = %._crit_edge41, %26
  %37 = phi i32 [ %.pre42, %._crit_edge41 ], [ %27, %26 ]
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %38 = sext i32 %37 to i64
  %39 = icmp slt i64 %indvars.iv.next39, %38
  br i1 %39, label %.lr.ph36, label %._crit_edge, !llvm.loop !9

40:                                               ; preds = %._crit_edge
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #4
  br label %45

41:                                               ; preds = %._crit_edge
  %42 = landingpad { ptr, i32 }
          cleanup
  br label %43

43:                                               ; preds = %32, %34, %41
  %.pn.pn = phi { ptr, i32 } [ %42, %41 ], [ %35, %34 ], [ %33, %32 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  br label %44

44:                                               ; preds = %43, %21
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %43 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #4
  resume { ptr, i32 } %.pn.pn.pn

45:                                               ; preds = %40, %14
  %46 = load i64, ptr @tot, align 8, !tbaa !11
  %47 = add nsw i64 %46, 1
  store i64 %47, ptr @tot, align 8, !tbaa !11
  br label %.loopexit

48:                                               ; preds = %.lr.ph, %72
  %49 = phi i32 [ %9, %.lr.ph ], [ %73, %72 ]
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %72 ]
  %50 = getelementptr inbounds [13 x i8], ptr @col, i64 0, i64 %indvars.iv
  %51 = load i8, ptr %50, align 1, !tbaa !13, !range !15, !noundef !16
  %52 = trunc nuw i8 %51 to i1
  br i1 %52, label %72, label %53

53:                                               ; preds = %48
  %54 = add nsw i64 %indvars.iv, %13
  %55 = getelementptr inbounds [25 x i8], ptr @diag1, i64 0, i64 %54
  %56 = load i8, ptr %55, align 1, !tbaa !13, !range !15, !noundef !16
  %57 = trunc nuw i8 %56 to i1
  br i1 %57, label %72, label %58

58:                                               ; preds = %53
  %59 = trunc nuw nsw i64 %indvars.iv to i32
  %reass.sub = sub i32 %59, %0
  %60 = add i32 %reass.sub, 12
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds [25 x i8], ptr @diag2, i64 0, i64 %61
  %63 = load i8, ptr %62, align 1, !tbaa !13, !range !15, !noundef !16
  %64 = trunc nuw i8 %63 to i1
  br i1 %64, label %72, label %65

65:                                               ; preds = %58
  store i8 1, ptr %50, align 1, !tbaa !13
  store i8 1, ptr %55, align 1, !tbaa !13
  store i8 1, ptr %62, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  %66 = trunc i64 %indvars.iv to i32
  %67 = add i32 %66, 1
  store i32 %67, ptr %5, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) @csol, ptr noundef nonnull align 4 dereferenceable(4) %5)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @_Z6searchi(i32 noundef %12)
  store i8 0, ptr %50, align 1, !tbaa !13
  store i8 0, ptr %55, align 1, !tbaa !13
  store i8 0, ptr %62, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %68 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @csol) #4
  store ptr %68, ptr %8, align 8
  %69 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %8, i64 noundef 1) #4
  store ptr %69, ptr %7, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %70 = load ptr, ptr %6, align 8
  %71 = call ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24) @csol, ptr %70)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  %.pre = load i32, ptr @N, align 4, !tbaa !5
  br label %72

72:                                               ; preds = %48, %53, %58, %65
  %73 = phi i32 [ %49, %48 ], [ %49, %53 ], [ %49, %58 ], [ %.pre, %65 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %74 = sext i32 %73 to i64
  %75 = icmp slt i64 %indvars.iv.next, %74
  br i1 %75, label %48, label %.loopexit, !llvm.loop !17

.loopexit:                                        ; preds = %72, %.preheader, %45
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx119to_stringEi(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i32 noundef) local_unnamed_addr #3

; 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 #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"bool", !7, i64 0}
!15 = !{i8 0, i8 2}
!16 = !{}
!17 = distinct !{!17, !10}


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