; LLVM IR from xirc/cp-algorithm :: atcoder/abc180/E/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.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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::allocator" = type { i8 }
%"class.std::allocator.2" = type { i8 }

@N = external dso_local global i32, align 4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z5solvev() #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator.2", align 1
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #5
  store i32 100000000, ptr %1, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  %18 = load i32, ptr @N, align 4, !tbaa !5
  %19 = shl i32 1, %18
  store i32 %19, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #5
  %20 = load i32, ptr @N, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #5
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %23, ptr noundef nonnull align 4 dereferenceable(4) %1, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %24 unwind label %33

24:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #5
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %21, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %25 unwind label %37

25:                                               ; preds = %24
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  %26 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #5
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %26, i64 noundef 1) #5
  store i32 0, ptr %27, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %28

28:                                               ; preds = %117, %25
  %29 = load i32, ptr %9, align 4, !tbaa !5
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = icmp slt i32 %29, %30
  br i1 %31, label %42, label %32

32:                                               ; preds = %28
  store i32 2, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %120

33:                                               ; preds = %0
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %6, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %7, align 4
  br label %41

37:                                               ; preds = %24
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %6, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %7, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %41

41:                                               ; preds = %37, %33
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  br label %152

42:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %43

43:                                               ; preds = %113, %42
  %44 = load i32, ptr %11, align 4, !tbaa !5
  %45 = load i32, ptr @N, align 4, !tbaa !5
  %46 = icmp slt i32 %44, %45
  br i1 %46, label %48, label %47

47:                                               ; preds = %43
  store i32 5, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %116

48:                                               ; preds = %43
  %49 = load i32, ptr %9, align 4, !tbaa !5
  %50 = load i32, ptr %11, align 4, !tbaa !5
  %51 = shl i32 1, %50
  %52 = and i32 %49, %51
  %53 = icmp eq i32 %52, 1
  br i1 %53, label %54, label %55

54:                                               ; preds = %48
  br label %113

55:                                               ; preds = %48
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %56

56:                                               ; preds = %105, %55
  %57 = load i32, ptr %12, align 4, !tbaa !5
  %58 = load i32, ptr @N, align 4, !tbaa !5
  %59 = icmp slt i32 %57, %58
  br i1 %59, label %61, label %60

60:                                               ; preds = %56
  store i32 8, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %112

61:                                               ; preds = %56
  %62 = load i32, ptr %11, align 4, !tbaa !5
  %63 = load i32, ptr %12, align 4, !tbaa !5
  %64 = icmp eq i32 %62, %63
  br i1 %64, label %65, label %66

65:                                               ; preds = %61
  br label %105

66:                                               ; preds = %61
  %67 = load i32, ptr %9, align 4, !tbaa !5
  %68 = load i32, ptr %12, align 4, !tbaa !5
  %69 = shl i32 1, %68
  %70 = and i32 %67, %69
  %71 = icmp eq i32 %70, 0
  br i1 %71, label %72, label %73

72:                                               ; preds = %66
  br label %105

73:                                               ; preds = %66
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  %74 = load i32, ptr %9, align 4, !tbaa !5
  %75 = load i32, ptr %11, align 4, !tbaa !5
  %76 = shl i32 1, %75
  %77 = or i32 %74, %76
  store i32 %77, ptr %13, align 4, !tbaa !5
  %78 = load i32, ptr %11, align 4, !tbaa !5
  %79 = sext i32 %78 to i64
  %80 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %79) #5
  %81 = load i32, ptr %13, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %80, i64 noundef %82) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  %84 = load i32, ptr %12, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %85) #5
  %87 = load i32, ptr %9, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %86, i64 noundef %88) #5
  %90 = load i32, ptr %89, align 4, !tbaa !5
  %91 = load i32, ptr %12, align 4, !tbaa !5
  %92 = load i32, ptr %11, align 4, !tbaa !5
  %93 = invoke noundef i32 @_Z8distanceii(i32 noundef %91, i32 noundef %92)
          to label %94 unwind label %108

94:                                               ; preds = %73
  %95 = add nsw i32 %90, %93
  store i32 %95, ptr %14, align 4, !tbaa !5
  %96 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %83, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %97 unwind label %108

97:                                               ; preds = %94
  %98 = load i32, ptr %96, align 4, !tbaa !5
  %99 = load i32, ptr %11, align 4, !tbaa !5
  %100 = sext i32 %99 to i64
  %101 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %100) #5
  %102 = load i32, ptr %13, align 4, !tbaa !5
  %103 = sext i32 %102 to i64
  %104 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %101, i64 noundef %103) #5
  store i32 %98, ptr %104, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  br label %105

105:                                              ; preds = %97, %72, %65
  %106 = load i32, ptr %12, align 4, !tbaa !5
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %12, align 4, !tbaa !5
  br label %56, !llvm.loop !9

108:                                              ; preds = %94, %73
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %6, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %151

112:                                              ; preds = %60
  br label %113

113:                                              ; preds = %112, %54
  %114 = load i32, ptr %11, align 4, !tbaa !5
  %115 = add nsw i32 %114, 1
  store i32 %115, ptr %11, align 4, !tbaa !5
  br label %43, !llvm.loop !11

116:                                              ; preds = %47
  br label %117

117:                                              ; preds = %116
  %118 = load i32, ptr %9, align 4, !tbaa !5
  %119 = add nsw i32 %118, 1
  store i32 %119, ptr %9, align 4, !tbaa !5
  br label %28, !llvm.loop !12

120:                                              ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  store i32 100000000, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  store i32 1, ptr %16, align 4, !tbaa !5
  br label %121

121:                                              ; preds = %142, %120
  %122 = load i32, ptr %16, align 4, !tbaa !5
  %123 = load i32, ptr @N, align 4, !tbaa !5
  %124 = icmp slt i32 %122, %123
  br i1 %124, label %126, label %125

125:                                              ; preds = %121
  store i32 11, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  br label %149

126:                                              ; preds = %121
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #5
  %127 = load i32, ptr %16, align 4, !tbaa !5
  %128 = sext i32 %127 to i64
  %129 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %128) #5
  %130 = load i32, ptr %2, align 4, !tbaa !5
  %131 = sub nsw i32 %130, 1
  %132 = sext i32 %131 to i64
  %133 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %129, i64 noundef %132) #5
  %134 = load i32, ptr %133, align 4, !tbaa !5
  %135 = load i32, ptr %16, align 4, !tbaa !5
  %136 = invoke noundef i32 @_Z8distanceii(i32 noundef %135, i32 noundef 0)
          to label %137 unwind label %145

137:                                              ; preds = %126
  %138 = add nsw i32 %134, %136
  store i32 %138, ptr %17, align 4, !tbaa !5
  %139 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %140 unwind label %145

140:                                              ; preds = %137
  %141 = load i32, ptr %139, align 4, !tbaa !5
  store i32 %141, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  br label %142

142:                                              ; preds = %140
  %143 = load i32, ptr %16, align 4, !tbaa !5
  %144 = add nsw i32 %143, 1
  store i32 %144, ptr %16, align 4, !tbaa !5
  br label %121, !llvm.loop !13

145:                                              ; preds = %137, %126
  %146 = landingpad { ptr, i32 }
          cleanup
  %147 = extractvalue { ptr, i32 } %146, 0
  store ptr %147, ptr %6, align 8
  %148 = extractvalue { ptr, i32 } %146, 1
  store i32 %148, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %151

149:                                              ; preds = %125
  %150 = load i32, ptr %15, align 4, !tbaa !5
  store i32 1, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  ret i32 %150

151:                                              ; preds = %145, %108
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %152

152:                                              ; preds = %151, %41
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  br label %153

153:                                              ; preds = %152
  %154 = load ptr, ptr %6, align 8
  %155 = load i32, ptr %7, align 4
  %156 = insertvalue { ptr, i32 } poison, ptr %154, 0
  %157 = insertvalue { ptr, i32 } %156, i32 %155, 1
  resume { ptr, i32 } %157
}

; 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 dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), 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: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 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) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_Z8distanceii(i32 noundef, i32 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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 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 = { 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 = { 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}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !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.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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::allocator" = type { i8 }
%"class.std::allocator.2" = type { i8 }

@N = external dso_local local_unnamed_addr global i32, align 4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z5solvev() local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector.0", align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::allocator.2", align 1
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  store i32 100000000, ptr %1, align 4, !tbaa !5
  %9 = load i32, ptr @N, align 4, !tbaa !5
  %10 = shl nuw i32 1, %9
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #6
  %11 = sext i32 %10 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %11, ptr noundef nonnull align 4 dereferenceable(4) %1, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %12 unwind label %26

12:                                               ; preds = %0
  %13 = sext i32 %9 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %13, ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %14 unwind label %28

14:                                               ; preds = %12
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  %15 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef 0) #6
  %16 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef 1) #6
  store i32 0, ptr %16, align 4, !tbaa !5
  %.not = icmp eq i32 %9, 31
  %.pre65 = load i32, ptr @N, align 4
  br i1 %.not, label %._crit_edge48, label %.preheader42.lr.ph

.preheader42.lr.ph:                               ; preds = %14
  %17 = icmp sgt i32 %.pre65, 0
  br i1 %17, label %.preheader42.preheader, label %._crit_edge48.thread

._crit_edge48.thread:                             ; preds = %.preheader42.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  br label %._crit_edge52

.preheader42.preheader:                           ; preds = %.preheader42.lr.ph
  %smax = call i32 @llvm.smax.i32(i32 %10, i32 1)
  %wide.trip.count = zext nneg i32 %smax to i64
  br label %.preheader42

.preheader42:                                     ; preds = %.preheader42.preheader, %._crit_edge
  %18 = phi i32 [ %.pre65, %.preheader42.preheader ], [ %31, %._crit_edge ]
  %19 = phi i32 [ %.pre65, %.preheader42.preheader ], [ %32, %._crit_edge ]
  %indvars.iv59 = phi i64 [ 0, %.preheader42.preheader ], [ %indvars.iv.next60, %._crit_edge ]
  %20 = icmp sgt i32 %19, 0
  br i1 %20, label %.lr.ph46, label %._crit_edge

.lr.ph46:                                         ; preds = %.preheader42
  %21 = trunc nuw nsw i64 %indvars.iv59 to i32
  br label %33

._crit_edge48:                                    ; preds = %._crit_edge, %14
  %22 = phi i32 [ %.pre65, %14 ], [ %31, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  store i32 100000000, ptr %7, align 4, !tbaa !5
  %23 = icmp sgt i32 %22, 1
  br i1 %23, label %.lr.ph51, label %._crit_edge52

.lr.ph51:                                         ; preds = %._crit_edge48
  %24 = add nsw i32 %10, -1
  %25 = sext i32 %24 to i64
  br label %76

26:                                               ; preds = %0
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %30

28:                                               ; preds = %12
  %29 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %30

30:                                               ; preds = %28, %26
  %.pn = phi { ptr, i32 } [ %29, %28 ], [ %27, %26 ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  br label %92

._crit_edge:                                      ; preds = %.loopexit, %.preheader42
  %31 = phi i32 [ %18, %.preheader42 ], [ %72, %.loopexit ]
  %32 = phi i32 [ %19, %.preheader42 ], [ %72, %.loopexit ]
  %indvars.iv.next60 = add nuw nsw i64 %indvars.iv59, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next60, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge48, label %.preheader42, !llvm.loop !9

33:                                               ; preds = %.lr.ph46, %.loopexit
  %34 = phi i32 [ %18, %.lr.ph46 ], [ %72, %.loopexit ]
  %35 = phi i32 [ %19, %.lr.ph46 ], [ %72, %.loopexit ]
  %indvars.iv56 = phi i64 [ 0, %.lr.ph46 ], [ %indvars.iv.next57, %.loopexit ]
  %36 = trunc nuw nsw i64 %indvars.iv56 to i32
  %37 = shl nuw i32 1, %36
  %38 = and i32 %37, %21
  %39 = icmp ne i32 %38, 1
  %40 = icmp sgt i32 %35, 0
  %or.cond = and i1 %39, %40
  br i1 %or.cond, label %.lr.ph, label %.loopexit

.lr.ph:                                           ; preds = %33
  %41 = or i32 %37, %21
  %42 = sext i32 %41 to i64
  br label %43

43:                                               ; preds = %.lr.ph, %65
  %44 = phi i32 [ %34, %.lr.ph ], [ %66, %65 ]
  %45 = phi i32 [ %35, %.lr.ph ], [ %67, %65 ]
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %65 ]
  %46 = icmp eq i64 %indvars.iv56, %indvars.iv
  br i1 %46, label %65, label %47

47:                                               ; preds = %43
  %48 = trunc nuw nsw i64 %indvars.iv to i32
  %49 = shl nuw i32 1, %48
  %50 = and i32 %49, %21
  %51 = icmp eq i32 %50, 0
  br i1 %51, label %65, label %52

52:                                               ; preds = %47
  %53 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv56) #6
  %54 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %53, i64 noundef %42) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  %55 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #6
  %56 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %55, i64 noundef %indvars.iv59) #6
  %57 = load i32, ptr %56, align 4, !tbaa !5
  %58 = invoke noundef i32 @_Z8distanceii(i32 noundef %48, i32 noundef %36)
          to label %59 unwind label %70

59:                                               ; preds = %52
  %60 = add nsw i32 %58, %57
  store i32 %60, ptr %6, align 4, !tbaa !5
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %54, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv56) #6
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %63, i64 noundef %42) #6
  store i32 %62, ptr %64, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  %.pre = load i32, ptr @N, align 4
  br label %65

65:                                               ; preds = %47, %43, %59
  %66 = phi i32 [ %44, %47 ], [ %44, %43 ], [ %.pre, %59 ]
  %67 = phi i32 [ %45, %47 ], [ %45, %43 ], [ %.pre, %59 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %68 = sext i32 %67 to i64
  %69 = icmp slt i64 %indvars.iv.next, %68
  br i1 %69, label %43, label %.loopexit, !llvm.loop !12

70:                                               ; preds = %52
  %71 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  br label %91

.loopexit:                                        ; preds = %65, %33
  %72 = phi i32 [ %34, %33 ], [ %66, %65 ]
  %indvars.iv.next57 = add nuw nsw i64 %indvars.iv56, 1
  %73 = sext i32 %72 to i64
  %74 = icmp slt i64 %indvars.iv.next57, %73
  br i1 %74, label %33, label %._crit_edge, !llvm.loop !13

._crit_edge52:                                    ; preds = %82, %._crit_edge48.thread, %._crit_edge48
  %75 = phi i32 [ 100000000, %._crit_edge48 ], [ 100000000, %._crit_edge48.thread ], [ %85, %82 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 %75

76:                                               ; preds = %.lr.ph51, %82
  %indvars.iv62 = phi i64 [ 1, %.lr.ph51 ], [ %indvars.iv.next63, %82 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #6
  %77 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv62) #6
  %78 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %77, i64 noundef %25) #6
  %79 = load i32, ptr %78, align 4, !tbaa !5
  %80 = trunc nuw nsw i64 %indvars.iv62 to i32
  %81 = invoke noundef i32 @_Z8distanceii(i32 noundef %80, i32 noundef 0)
          to label %82 unwind label %89

82:                                               ; preds = %76
  %83 = add nsw i32 %81, %79
  store i32 %83, ptr %8, align 4, !tbaa !5
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %85 = load i32, ptr %84, align 4, !tbaa !5
  store i32 %85, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #6
  %indvars.iv.next63 = add nuw nsw i64 %indvars.iv62, 1
  %86 = load i32, ptr @N, align 4, !tbaa !5
  %87 = sext i32 %86 to i64
  %88 = icmp slt i64 %indvars.iv.next63, %87
  br i1 %88, label %76, label %._crit_edge52, !llvm.loop !14

89:                                               ; preds = %76
  %90 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  br label %91

91:                                               ; preds = %89, %70
  %.pn39 = phi { ptr, i32 } [ %71, %70 ], [ %90, %89 ]
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  br label %92

92:                                               ; preds = %91, %30
  %.pn39.pn = phi { ptr, i32 } [ %.pn39, %91 ], [ %.pn, %30 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn39.pn
}

; 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 dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), 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: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 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 #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_Z8distanceii(i32 noundef, i32 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #5

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 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 = { 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10, !11}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.unswitch.partial.disable"}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}


; Effective O3 passes: DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SCCPPass,SROAPass,SimpleLoopUnswitchPass,SimplifyCFGPass