; LLVM IR from MakeContributions/DSA :: algorithms/CPlusPlus/Sorting (binary-insertion-sort)

; 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"

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_Z13binary_searchRSt6vectorIiSaIiEEiii(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) #0 {
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store i32 %1, ptr %7, align 4, !tbaa !9
  store i32 %2, ptr %8, align 4, !tbaa !9
  store i32 %3, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #2
  store i32 0, ptr %10, align 4, !tbaa !9
  br label %12

12:                                               ; preds = %47, %4
  %13 = load i32, ptr %8, align 4, !tbaa !9
  %14 = load i32, ptr %9, align 4, !tbaa !9
  %15 = icmp sle i32 %13, %14
  br i1 %15, label %16, label %48

16:                                               ; preds = %12
  %17 = load i32, ptr %8, align 4, !tbaa !9
  %18 = load i32, ptr %9, align 4, !tbaa !9
  %19 = load i32, ptr %8, align 4, !tbaa !9
  %20 = sub nsw i32 %18, %19
  %21 = sdiv i32 %20, 2
  %22 = add nsw i32 %17, %21
  store i32 %22, ptr %10, align 4, !tbaa !9
  %23 = load ptr, ptr %6, align 8, !tbaa !5
  %24 = load i32, ptr %10, align 4, !tbaa !9
  %25 = sext i32 %24 to i64
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %25) #2
  %27 = load i32, ptr %26, align 4, !tbaa !9
  %28 = load i32, ptr %7, align 4, !tbaa !9
  %29 = icmp eq i32 %27, %28
  br i1 %29, label %30, label %33

30:                                               ; preds = %16
  %31 = load i32, ptr %10, align 4, !tbaa !9
  %32 = add nsw i32 %31, 1
  store i32 %32, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %61

33:                                               ; preds = %16
  %34 = load ptr, ptr %6, align 8, !tbaa !5
  %35 = load i32, ptr %10, align 4, !tbaa !9
  %36 = sext i32 %35 to i64
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %34, i64 noundef %36) #2
  %38 = load i32, ptr %37, align 4, !tbaa !9
  %39 = load i32, ptr %7, align 4, !tbaa !9
  %40 = icmp slt i32 %38, %39
  br i1 %40, label %41, label %44

41:                                               ; preds = %33
  %42 = load i32, ptr %10, align 4, !tbaa !9
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %8, align 4, !tbaa !9
  br label %47

44:                                               ; preds = %33
  %45 = load i32, ptr %10, align 4, !tbaa !9
  %46 = sub nsw i32 %45, 1
  store i32 %46, ptr %9, align 4, !tbaa !9
  br label %47

47:                                               ; preds = %44, %41
  br label %12, !llvm.loop !11

48:                                               ; preds = %12
  %49 = load i32, ptr %7, align 4, !tbaa !9
  %50 = load ptr, ptr %6, align 8, !tbaa !5
  %51 = load i32, ptr %8, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %52) #2
  %54 = load i32, ptr %53, align 4, !tbaa !9
  %55 = icmp sgt i32 %49, %54
  br i1 %55, label %56, label %59

56:                                               ; preds = %48
  %57 = load i32, ptr %8, align 4, !tbaa !9
  %58 = add nsw i32 %57, 1
  store i32 %58, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %61

59:                                               ; preds = %48
  %60 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %60, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %61

61:                                               ; preds = %59, %56, %30
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #2
  %62 = load i32, ptr %5, align 4
  ret i32 %62
}

; 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 nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

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

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_Z13binary_searchRSt6vectorIiSaIiEEiii(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %.not24 = icmp sgt i32 %2, %3
  br i1 %.not24, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %4, %14
  %.026 = phi i32 [ %.1, %14 ], [ %3, %4 ]
  %.01925 = phi i32 [ %.120, %14 ], [ %2, %4 ]
  %5 = sub nsw i32 %.026, %.01925
  %6 = sdiv i32 %5, 2
  %7 = add nsw i32 %6, %.01925
  %8 = sext i32 %7 to i64
  %9 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %8) #1
  %10 = load i32, ptr %9, align 4, !tbaa !5
  %11 = icmp eq i32 %10, %1
  br i1 %11, label %12, label %14

12:                                               ; preds = %.lr.ph
  %13 = add nsw i32 %7, 1
  br label %25

14:                                               ; preds = %.lr.ph
  %15 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %8) #1
  %16 = load i32, ptr %15, align 4, !tbaa !5
  %17 = icmp slt i32 %16, %1
  %18 = add nsw i32 %7, 1
  %19 = add nsw i32 %7, -1
  %.120 = select i1 %17, i32 %18, i32 %.01925
  %.1 = select i1 %17, i32 %.026, i32 %19
  %.not = icmp sgt i32 %.120, %.1
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %14, %4
  %.019.lcssa = phi i32 [ %2, %4 ], [ %.120, %14 ]
  %20 = sext i32 %.019.lcssa to i64
  %21 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %20) #1
  %22 = load i32, ptr %21, align 4, !tbaa !5
  %23 = icmp slt i32 %22, %1
  %24 = zext i1 %23 to i32
  %spec.select = add nsw i32 %.019.lcssa, %24
  br label %25

25:                                               ; preds = %._crit_edge, %12
  %.021 = phi i32 [ %13, %12 ], [ %spec.select, %._crit_edge ]
  ret i32 %.021
}

; 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

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 = { 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"}


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