; LLVM IR from Mohammed-Shoaib/Coding-Problems :: Gulf Programming Contest/2019/fair/fair.ll (Z4fairiSt6vectorIiSaIiEE)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.0" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z4fairiSt6vectorIiSaIiEE(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  %22 = call noundef i32 @_ZNSt14numeric_limitsIiE3maxEv() #4
  store i32 %22, ptr %6, align 4, !tbaa !5
  %23 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %24 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %23, ptr %24, align 8
  %25 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %26 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %25, ptr %26, align 8
  %27 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  %30 = load ptr, ptr %29, align 8
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %28, ptr %30)
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  %31 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %32 = udiv i64 %31, 2
  %33 = trunc i64 %32 to i32
  store i32 %33, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  store i32 1, ptr %12, align 4, !tbaa !5
  br label %34

34:                                               ; preds = %86, %2
  %35 = load i32, ptr %11, align 4, !tbaa !5
  %36 = icmp sgt i32 %35, 0
  br i1 %36, label %37, label %42

37:                                               ; preds = %34
  %38 = load i32, ptr %11, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %41 = icmp ult i64 %39, %40
  br label %42

42:                                               ; preds = %37, %34
  %43 = phi i1 [ false, %34 ], [ %41, %37 ]
  br i1 %43, label %45, label %44

44:                                               ; preds = %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %88

45:                                               ; preds = %42
  %46 = load i32, ptr %11, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %47) #4
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = load i32, ptr %11, align 4, !tbaa !5
  %51 = sub nsw i32 %50, 1
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %52) #4
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %55 = sub nsw i32 %49, %54
  %56 = load i32, ptr %6, align 4, !tbaa !5
  %57 = icmp slt i32 %55, %56
  br i1 %57, label %58, label %71

58:                                               ; preds = %45
  %59 = load i32, ptr %11, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %60) #4
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = load i32, ptr %11, align 4, !tbaa !5
  %64 = sub nsw i32 %63, 1
  %65 = sext i32 %64 to i64
  %66 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %65) #4
  %67 = load i32, ptr %66, align 4, !tbaa !5
  %68 = sub nsw i32 %62, %67
  store i32 %68, ptr %6, align 4, !tbaa !5
  %69 = load i32, ptr %11, align 4, !tbaa !5
  %70 = sub nsw i32 %69, 1
  store i32 %70, ptr %5, align 4, !tbaa !5
  br label %71

71:                                               ; preds = %58, %45
  br label %72

72:                                               ; preds = %71
  %73 = load i32, ptr %12, align 4, !tbaa !5
  %74 = load i32, ptr %11, align 4, !tbaa !5
  %75 = add nsw i32 %74, %73
  store i32 %75, ptr %11, align 4, !tbaa !5
  %76 = load i32, ptr %12, align 4, !tbaa !5
  %77 = mul nsw i32 %76, -1
  store i32 %77, ptr %12, align 4, !tbaa !5
  %78 = load i32, ptr %12, align 4, !tbaa !5
  %79 = icmp slt i32 %78, 0
  br i1 %79, label %80, label %83

80:                                               ; preds = %72
  %81 = load i32, ptr %12, align 4, !tbaa !5
  %82 = add nsw i32 %81, -1
  store i32 %82, ptr %12, align 4, !tbaa !5
  br label %86

83:                                               ; preds = %72
  %84 = load i32, ptr %12, align 4, !tbaa !5
  %85 = add nsw i32 %84, 1
  store i32 %85, ptr %12, align 4, !tbaa !5
  br label %86

86:                                               ; preds = %83, %80
  %87 = phi i32 [ %81, %80 ], [ %84, %83 ]
  br label %34, !llvm.loop !11

88:                                               ; preds = %44
  %89 = load i32, ptr %5, align 4, !tbaa !5
  %90 = sext i32 %89 to i64
  %91 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %90) #4
  %92 = load i32, ptr %91, align 4, !tbaa !5
  store i32 %92, ptr %7, align 4, !tbaa !5
  %93 = load i32, ptr %5, align 4, !tbaa !5
  %94 = add nsw i32 %93, 1
  %95 = sext i32 %94 to i64
  %96 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %95) #4
  %97 = load i32, ptr %96, align 4, !tbaa !5
  store i32 %97, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %98 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %99 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %98, ptr %99, align 8
  %100 = load i32, ptr %5, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %15, i64 noundef %101) #4
  %103 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %102, ptr %103, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  %104 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %105 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %104, ptr %105, align 8
  %106 = load i32, ptr %5, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %19, i64 noundef %107) #4
  %109 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %108, ptr %109, align 8
  %110 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %18, i64 noundef 2) #4
  %111 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %110, ptr %111, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #4
  %112 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.0", ptr %13, i32 0, i32 0
  %113 = load ptr, ptr %112, align 8
  %114 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.0", ptr %16, i32 0, i32 0
  %115 = load ptr, ptr %114, align 8
  %116 = call ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EES6_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr %113, ptr %115)
  %117 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %116, ptr %117, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #4
  store i32 0, ptr %21, align 4, !tbaa !5
  br label %118

118:                                              ; preds = %144, %88
  %119 = load i32, ptr %21, align 4, !tbaa !5
  %120 = load i32, ptr %3, align 4, !tbaa !5
  %121 = sub nsw i32 %120, 1
  %122 = icmp slt i32 %119, %121
  br i1 %122, label %124, label %123

123:                                              ; preds = %118
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #4
  br label %147

124:                                              ; preds = %118
  %125 = load i32, ptr %7, align 4, !tbaa !5
  %126 = mul nsw i32 %125, 10
  store i32 %126, ptr %7, align 4, !tbaa !5
  %127 = load i32, ptr %8, align 4, !tbaa !5
  %128 = mul nsw i32 %127, 10
  store i32 %128, ptr %8, align 4, !tbaa !5
  %129 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %130 = load i32, ptr %21, align 4, !tbaa !5
  %131 = sext i32 %130 to i64
  %132 = sub i64 %129, %131
  %133 = sub i64 %132, 1
  %134 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %133) #4
  %135 = load i32, ptr %134, align 4, !tbaa !5
  %136 = load i32, ptr %7, align 4, !tbaa !5
  %137 = add nsw i32 %136, %135
  store i32 %137, ptr %7, align 4, !tbaa !5
  %138 = load i32, ptr %21, align 4, !tbaa !5
  %139 = sext i32 %138 to i64
  %140 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %139) #4
  %141 = load i32, ptr %140, align 4, !tbaa !5
  %142 = load i32, ptr %8, align 4, !tbaa !5
  %143 = add nsw i32 %142, %141
  store i32 %143, ptr %8, align 4, !tbaa !5
  br label %144

144:                                              ; preds = %124
  %145 = load i32, ptr %21, align 4, !tbaa !5
  %146 = add nsw i32 %145, 1
  store i32 %146, ptr %21, align 4, !tbaa !5
  br label %118, !llvm.loop !13

147:                                              ; preds = %123
  %148 = load i32, ptr %8, align 4, !tbaa !5
  %149 = load i32, ptr %7, align 4, !tbaa !5
  %150 = sub nsw i32 %148, %149
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  ret i32 %150
}

; 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 noundef i32 @_ZNSt14numeric_limitsIiE3maxEv() #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #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: 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 ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EES6_(ptr noundef nonnull align 8 dereferenceable(24), ptr, ptr) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 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 #2 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 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 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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.__gnu_cxx::__normal_iterator.0" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z4fairiSt6vectorIiSaIiEE(i32 noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = tail call noundef i32 @_ZNSt14numeric_limitsIiE3maxEv() #4
  %11 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %12 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  tail call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %11, ptr %12)
  %13 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %14 = lshr i64 %13, 1
  %15 = trunc i64 %14 to i32
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph, label %.critedge

.lr.ph:                                           ; preds = %2, %52
  %.03145 = phi i32 [ %.1, %52 ], [ undef, %2 ]
  %.03244 = phi i32 [ %.133, %52 ], [ 1, %2 ]
  %.03443 = phi i32 [ %53, %52 ], [ %15, %2 ]
  %.03542 = phi i32 [ %.136, %52 ], [ %10, %2 ]
  %17 = zext nneg i32 %.03443 to i64
  %18 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %19 = icmp ugt i64 %18, %17
  br i1 %19, label %37, label %.critedge

.critedge:                                        ; preds = %.lr.ph, %52, %2
  %.031.lcssa = phi i32 [ undef, %2 ], [ %.1, %52 ], [ %.03145, %.lr.ph ]
  %20 = sext i32 %.031.lcssa to i64
  %21 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %20) #4
  %22 = load i32, ptr %21, align 4, !tbaa !5
  %23 = add nsw i32 %.031.lcssa, 1
  %24 = sext i32 %23 to i64
  %25 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %24) #4
  %26 = load i32, ptr %25, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %27 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  store ptr %27, ptr %5, align 8
  %28 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %5, i64 noundef %20) #4
  store ptr %28, ptr %4, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %29 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  store ptr %29, ptr %9, align 8
  %30 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %9, i64 noundef %20) #4
  store ptr %30, ptr %8, align 8
  %31 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %8, i64 noundef 2) #4
  store ptr %31, 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
  %32 = load ptr, ptr %3, align 8
  %33 = load ptr, ptr %6, align 8
  %34 = call ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EES6_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr %32, ptr %33)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  %35 = icmp sgt i32 %0, 1
  br i1 %35, label %.lr.ph51.preheader, label %._crit_edge

.lr.ph51.preheader:                               ; preds = %.critedge
  %36 = add nsw i32 %0, -1
  %wide.trip.count = zext nneg i32 %36 to i64
  br label %.lr.ph51

37:                                               ; preds = %.lr.ph
  %38 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %17) #4
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = add nsw i32 %.03443, -1
  %41 = zext nneg i32 %40 to i64
  %42 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %41) #4
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = sub nsw i32 %39, %43
  %45 = icmp slt i32 %44, %.03542
  br i1 %45, label %46, label %52

46:                                               ; preds = %37
  %47 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %17) #4
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %41) #4
  %50 = load i32, ptr %49, align 4, !tbaa !5
  %51 = sub nsw i32 %48, %50
  br label %52

52:                                               ; preds = %37, %46
  %.136 = phi i32 [ %51, %46 ], [ %.03542, %37 ]
  %.1 = phi i32 [ %40, %46 ], [ %.03145, %37 ]
  %53 = add nsw i32 %.03244, %.03443
  %54 = icmp sgt i32 %.03244, 0
  %55 = xor i32 %.03244, -1
  %56 = sub i32 1, %.03244
  %.133 = select i1 %54, i32 %55, i32 %56
  %57 = icmp sgt i32 %53, 0
  br i1 %57, label %.lr.ph, label %.critedge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph51, %.critedge
  %.038.lcssa = phi i32 [ %26, %.critedge ], [ %69, %.lr.ph51 ]
  %.037.lcssa = phi i32 [ %22, %.critedge ], [ %66, %.lr.ph51 ]
  %58 = sub nsw i32 %.038.lcssa, %.037.lcssa
  ret i32 %58

.lr.ph51:                                         ; preds = %.lr.ph51.preheader, %.lr.ph51
  %indvars.iv = phi i64 [ 0, %.lr.ph51.preheader ], [ %indvars.iv.next, %.lr.ph51 ]
  %.03749 = phi i32 [ %22, %.lr.ph51.preheader ], [ %66, %.lr.ph51 ]
  %.03848 = phi i32 [ %26, %.lr.ph51.preheader ], [ %69, %.lr.ph51 ]
  %59 = mul nsw i32 %.03749, 10
  %60 = mul nsw i32 %.03848, 10
  %61 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %62 = xor i64 %indvars.iv, -1
  %63 = add i64 %61, %62
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %63) #4
  %65 = load i32, ptr %64, align 4, !tbaa !5
  %66 = add nsw i32 %65, %59
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = add nsw i32 %68, %60
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph51, !llvm.loop !11
}

; 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 noundef i32 @_ZNSt14numeric_limitsIiE3maxEv() local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_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 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 ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EES6_(ptr noundef nonnull align 8 dereferenceable(24), ptr, ptr) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 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 #2 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 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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass