; LLVM IR from bartobri/data-structures-c :: arrays/qsort (main)

; 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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @compare(ptr noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [10 x i32], align 16
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 40, ptr %3) #4
  %4 = call i64 @time(ptr noundef null) #4
  %5 = trunc i64 %4 to i32
  call void @srand(i32 noundef %5) #4
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %6

6:                                                ; preds = %21, %0
  %7 = load i32, ptr %2, align 4, !tbaa !5
  %8 = icmp slt i32 %7, 10
  br i1 %8, label %9, label %24

9:                                                ; preds = %6
  %10 = call i32 @rand() #4
  %11 = srem i32 %10, 100
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 %13
  store i32 %11, ptr %14, align 4, !tbaa !5
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 %17
  %19 = load i32, ptr %18, align 4, !tbaa !5
  %20 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %15, i32 noundef %19)
  br label %21

21:                                               ; preds = %9
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = add nsw i32 %22, 1
  store i32 %23, ptr %2, align 4, !tbaa !5
  br label %6, !llvm.loop !9

24:                                               ; preds = %6
  %25 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 0
  call void @qsort(ptr noundef %25, i64 noundef 10, i64 noundef 4, ptr noundef @compare)
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %36, %24
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %28 = icmp slt i32 %27, 10
  br i1 %28, label %29, label %39

29:                                               ; preds = %26
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = load i32, ptr %2, align 4, !tbaa !5
  %32 = sext i32 %31 to i64
  %33 = getelementptr inbounds [10 x i32], ptr %3, i64 0, i64 %32
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %30, i32 noundef %34)
  br label %36

36:                                               ; preds = %29
  %37 = load i32, ptr %2, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr %2, align 4, !tbaa !5
  br label %26, !llvm.loop !11

39:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 40, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  ret i32 0
}

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

; Function Attrs: nounwind
declare void @srand(i32 noundef) #2

; Function Attrs: nounwind
declare i64 @time(ptr noundef) #2

; Function Attrs: nounwind
declare i32 @rand() #2

declare i32 @printf(ptr noundef, ...) #3

declare void @qsort(ptr noundef, i64 noundef, i64 noundef, ptr noundef) #3

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

attributes #0 = { 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 "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 = { "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/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @compare(ptr noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [10 x i32], align 16
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %1) #5
  %2 = tail call i64 @time(ptr noundef null) #5
  %3 = trunc i64 %2 to i32
  tail call void @srand(i32 noundef %3) #5
  %4 = tail call i32 @rand() #5
  %5 = srem i32 %4, 100
  store i32 %5, ptr %1, align 16, !tbaa !5
  %6 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 0, i32 noundef %5)
  %7 = tail call i32 @rand() #5
  %8 = srem i32 %7, 100
  %9 = getelementptr inbounds i8, ptr %1, i64 4
  store i32 %8, ptr %9, align 4, !tbaa !5
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 1, i32 noundef %8)
  %11 = tail call i32 @rand() #5
  %12 = srem i32 %11, 100
  %13 = getelementptr inbounds i8, ptr %1, i64 8
  store i32 %12, ptr %13, align 8, !tbaa !5
  %14 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 2, i32 noundef %12)
  %15 = tail call i32 @rand() #5
  %16 = srem i32 %15, 100
  %17 = getelementptr inbounds i8, ptr %1, i64 12
  store i32 %16, ptr %17, align 4, !tbaa !5
  %18 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 3, i32 noundef %16)
  %19 = tail call i32 @rand() #5
  %20 = srem i32 %19, 100
  %21 = getelementptr inbounds i8, ptr %1, i64 16
  store i32 %20, ptr %21, align 16, !tbaa !5
  %22 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 4, i32 noundef %20)
  %23 = tail call i32 @rand() #5
  %24 = srem i32 %23, 100
  %25 = getelementptr inbounds i8, ptr %1, i64 20
  store i32 %24, ptr %25, align 4, !tbaa !5
  %26 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 5, i32 noundef %24)
  %27 = tail call i32 @rand() #5
  %28 = srem i32 %27, 100
  %29 = getelementptr inbounds i8, ptr %1, i64 24
  store i32 %28, ptr %29, align 8, !tbaa !5
  %30 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 6, i32 noundef %28)
  %31 = tail call i32 @rand() #5
  %32 = srem i32 %31, 100
  %33 = getelementptr inbounds i8, ptr %1, i64 28
  store i32 %32, ptr %33, align 4, !tbaa !5
  %34 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 7, i32 noundef %32)
  %35 = tail call i32 @rand() #5
  %36 = srem i32 %35, 100
  %37 = getelementptr inbounds i8, ptr %1, i64 32
  store i32 %36, ptr %37, align 16, !tbaa !5
  %38 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 8, i32 noundef %36)
  %39 = tail call i32 @rand() #5
  %40 = srem i32 %39, 100
  %41 = getelementptr inbounds i8, ptr %1, i64 36
  store i32 %40, ptr %41, align 4, !tbaa !5
  %42 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 9, i32 noundef %40)
  call void @qsort(ptr noundef nonnull %1, i64 noundef 10, i64 noundef 4, ptr noundef nonnull @compare) #5
  %43 = load i32, ptr %1, align 16, !tbaa !5
  %44 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 0, i32 noundef %43)
  %45 = load i32, ptr %9, align 4, !tbaa !5
  %46 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 1, i32 noundef %45)
  %47 = load i32, ptr %13, align 8, !tbaa !5
  %48 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 2, i32 noundef %47)
  %49 = load i32, ptr %17, align 4, !tbaa !5
  %50 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 3, i32 noundef %49)
  %51 = load i32, ptr %21, align 16, !tbaa !5
  %52 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 4, i32 noundef %51)
  %53 = load i32, ptr %25, align 4, !tbaa !5
  %54 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 5, i32 noundef %53)
  %55 = load i32, ptr %29, align 8, !tbaa !5
  %56 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 6, i32 noundef %55)
  %57 = load i32, ptr %33, align 4, !tbaa !5
  %58 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 7, i32 noundef %57)
  %59 = load i32, ptr %37, align 16, !tbaa !5
  %60 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 8, i32 noundef %59)
  %61 = load i32, ptr %41, align 4, !tbaa !5
  %62 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 9, i32 noundef %61)
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %1) #5
  ret i32 0
}

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

; Function Attrs: nounwind
declare void @srand(i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind
declare i64 @time(ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind
declare i32 @rand() local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: nofree
declare void @qsort(ptr noundef, i64 noundef, i64 noundef, ptr nocapture noundef) local_unnamed_addr #4

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

attributes #0 = { 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = { 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 #4 = { nofree "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/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass