; LLVM IR from MostafaTwfiq/C-DataStructures-And-Algorithms :: Algorithms/ArraysAlg/Sources (ArraysAlg)

; 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"

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [31 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [42 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.25 = external hidden unnamed_addr constant [29 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #3

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #4

; Function Attrs: nounwind uwtable
define dso_local ptr @arrCopyOfRange(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4) #5 {
  %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 ptr, align 8
  %12 = alloca ptr, align 8
  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
  store i32 %4, ptr %10, align 4, !tbaa !9
  %13 = load ptr, ptr %6, align 8, !tbaa !5
  %14 = icmp eq ptr %13, null
  br i1 %14, label %15, label %18

15:                                               ; preds = %5
  %16 = load ptr, ptr @stderr, align 8, !tbaa !5
  %17 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %16, ptr noundef @.str, ptr noundef @.str.1, ptr noundef @.str.25) #6
  call void @exit(i32 noundef -83386157) #7
  unreachable

18:                                               ; preds = %5
  %19 = load i32, ptr %7, align 4, !tbaa !9
  %20 = icmp slt i32 %19, 0
  br i1 %20, label %21, label %24

21:                                               ; preds = %18
  %22 = load ptr, ptr @stderr, align 8, !tbaa !5
  %23 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %22, ptr noundef @.str.3, ptr noundef @.str.4, ptr noundef @.str.25) #6
  call void @exit(i32 noundef -83384987) #7
  unreachable

24:                                               ; preds = %18
  %25 = load i32, ptr %8, align 4, !tbaa !9
  %26 = icmp sle i32 %25, 0
  br i1 %26, label %27, label %30

27:                                               ; preds = %24
  %28 = load ptr, ptr @stderr, align 8, !tbaa !5
  %29 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %28, ptr noundef @.str.3, ptr noundef @.str.5, ptr noundef @.str.25) #6
  call void @exit(i32 noundef -83384987) #7
  unreachable

30:                                               ; preds = %24
  %31 = load i32, ptr %9, align 4, !tbaa !9
  %32 = icmp slt i32 %31, 0
  br i1 %32, label %41, label %33

33:                                               ; preds = %30
  %34 = load i32, ptr %9, align 4, !tbaa !9
  %35 = load i32, ptr %10, align 4, !tbaa !9
  %36 = icmp sgt i32 %34, %35
  br i1 %36, label %41, label %37

37:                                               ; preds = %33
  %38 = load i32, ptr %10, align 4, !tbaa !9
  %39 = load i32, ptr %7, align 4, !tbaa !9
  %40 = icmp sge i32 %38, %39
  br i1 %40, label %41, label %44

41:                                               ; preds = %37, %33, %30
  %42 = load ptr, ptr @stderr, align 8, !tbaa !5
  %43 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %42, ptr noundef @.str.3, ptr noundef @.str.19, ptr noundef @.str.25) #6
  call void @exit(i32 noundef -83384987) #7
  unreachable

44:                                               ; preds = %37
  br label %45

45:                                               ; preds = %44
  br label %46

46:                                               ; preds = %45
  br label %47

47:                                               ; preds = %46
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %48 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %48, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  %49 = load i32, ptr %8, align 4, !tbaa !9
  %50 = load i32, ptr %10, align 4, !tbaa !9
  %51 = load i32, ptr %9, align 4, !tbaa !9
  %52 = sub nsw i32 %50, %51
  %53 = add nsw i32 %52, 1
  %54 = mul nsw i32 %49, %53
  %55 = sext i32 %54 to i64
  %56 = call noalias ptr @malloc(i64 noundef %55) #8
  store ptr %56, ptr %12, align 8, !tbaa !5
  %57 = load ptr, ptr %12, align 8, !tbaa !5
  %58 = load ptr, ptr %11, align 8, !tbaa !5
  %59 = load i32, ptr %9, align 4, !tbaa !9
  %60 = load i32, ptr %8, align 4, !tbaa !9
  %61 = mul nsw i32 %59, %60
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds i8, ptr %58, i64 %62
  %64 = load i32, ptr %8, align 4, !tbaa !9
  %65 = load i32, ptr %10, align 4, !tbaa !9
  %66 = load i32, ptr %9, align 4, !tbaa !9
  %67 = sub nsw i32 %65, %66
  %68 = add nsw i32 %67, 1
  %69 = mul nsw i32 %64, %68
  %70 = sext i32 %69 to i64
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %57, ptr align 1 %63, i64 %70, i1 false)
  %71 = load ptr, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  ret ptr %71
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind allocsize(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 nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { nounwind "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 = { noreturn nounwind "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 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 #6 = { nounwind }
attributes #7 = { noreturn nounwind }
attributes #8 = { nounwind allocsize(0) }

!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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


; 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"

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [31 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [42 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.25 = external hidden unnamed_addr constant [29 x i8], align 1

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local noalias noundef ptr @arrCopyOfRange(ptr noundef readonly %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4) local_unnamed_addr #4 {
  %6 = icmp eq ptr %0, null
  br i1 %6, label %7, label %10

7:                                                ; preds = %5
  %8 = load ptr, ptr @stderr, align 8, !tbaa !5
  %9 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %8, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, ptr noundef nonnull @.str.25) #5
  tail call void @exit(i32 noundef -83386157) #6
  unreachable

10:                                               ; preds = %5
  %11 = icmp slt i32 %1, 0
  br i1 %11, label %12, label %15

12:                                               ; preds = %10
  %13 = load ptr, ptr @stderr, align 8, !tbaa !5
  %14 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %13, ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.4, ptr noundef nonnull @.str.25) #5
  tail call void @exit(i32 noundef -83384987) #6
  unreachable

15:                                               ; preds = %10
  %16 = icmp slt i32 %2, 1
  br i1 %16, label %17, label %20

17:                                               ; preds = %15
  %18 = load ptr, ptr @stderr, align 8, !tbaa !5
  %19 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %18, ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.5, ptr noundef nonnull @.str.25) #5
  tail call void @exit(i32 noundef -83384987) #6
  unreachable

20:                                               ; preds = %15
  %21 = icmp sgt i32 %3, -1
  %22 = icmp sle i32 %3, %4
  %or.cond.not26 = and i1 %21, %22
  %.not = icmp slt i32 %4, %1
  %or.cond23 = and i1 %.not, %or.cond.not26
  br i1 %or.cond23, label %26, label %23

23:                                               ; preds = %20
  %24 = load ptr, ptr @stderr, align 8, !tbaa !5
  %25 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %24, ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.19, ptr noundef nonnull @.str.25) #5
  tail call void @exit(i32 noundef -83384987) #6
  unreachable

26:                                               ; preds = %20
  %reass.sub = sub i32 %4, %3
  %27 = add i32 %reass.sub, 1
  %28 = mul nsw i32 %27, %2
  %29 = sext i32 %28 to i64
  %30 = tail call noalias ptr @malloc(i64 noundef %29) #7
  %31 = mul nuw nsw i32 %3, %2
  %32 = zext nneg i32 %31 to i64
  %33 = getelementptr inbounds i8, ptr %0, i64 %32
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %30, ptr nonnull align 1 %33, i64 %29, i1 false)
  ret ptr %30
}

attributes #0 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "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 = { noreturn nounwind "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 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 = { cold nounwind }
attributes #6 = { noreturn nounwind }
attributes #7 = { nounwind allocsize(0) }

!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/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass