; LLVM IR from pavlosdais/Abstract-Data-Types :: modules/Vector (vector)

; 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"

%struct.vector_struct = type { ptr, i64, i64, i64, ptr, ptr }
%struct.n = type { ptr }

@.str.1 = external hidden unnamed_addr constant [88 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [15 x i8], align 1
@__PRETTY_FUNCTION__.vector_delete = external hidden unnamed_addr constant [68 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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

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

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @vector_delete(ptr noundef %0, ptr noundef %1, ptr noundef %2) #2 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = icmp ne ptr %11, null
  br i1 %12, label %13, label %14

13:                                               ; preds = %3
  br label %15

14:                                               ; preds = %3
  call void @__assert_fail(ptr noundef @.str.3, ptr noundef @.str.1, i32 noundef 126, ptr noundef @__PRETTY_FUNCTION__.vector_delete) #3
  unreachable

15:                                               ; preds = %13
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.vector_struct, ptr %16, i32 0, i32 3
  %18 = load i64, ptr %17, align 8, !tbaa !9
  %19 = icmp eq i64 %18, 0
  br i1 %19, label %20, label %21

20:                                               ; preds = %15
  store i1 false, ptr %4, align 1
  br label %83

21:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.vector_struct, ptr %22, i32 0, i32 3
  %24 = load i64, ptr %23, align 8, !tbaa !9
  store i64 %24, ptr %8, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  store i64 0, ptr %9, align 8, !tbaa !12
  br label %25

25:                                               ; preds = %76, %21
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.vector_struct, ptr %26, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !13
  %29 = load i64, ptr %9, align 8, !tbaa !12
  %30 = getelementptr inbounds %struct.n, ptr %28, i64 %29
  %31 = getelementptr inbounds %struct.n, ptr %30, i32 0, i32 0
  %32 = load ptr, ptr %31, align 8, !tbaa !14
  %33 = icmp ne ptr %32, null
  br i1 %33, label %34, label %75

34:                                               ; preds = %25
  %35 = load ptr, ptr %7, align 8, !tbaa !5
  %36 = load ptr, ptr %5, align 8, !tbaa !5
  %37 = getelementptr inbounds %struct.vector_struct, ptr %36, i32 0, i32 0
  %38 = load ptr, ptr %37, align 8, !tbaa !13
  %39 = load i64, ptr %9, align 8, !tbaa !12
  %40 = getelementptr inbounds %struct.n, ptr %38, i64 %39
  %41 = getelementptr inbounds %struct.n, ptr %40, i32 0, i32 0
  %42 = load ptr, ptr %41, align 8, !tbaa !14
  %43 = load ptr, ptr %6, align 8, !tbaa !5
  %44 = call i32 %35(ptr noundef %42, ptr noundef %43)
  %45 = icmp eq i32 %44, 0
  br i1 %45, label %46, label %69

46:                                               ; preds = %34
  %47 = load ptr, ptr %5, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct.vector_struct, ptr %47, i32 0, i32 5
  %49 = load ptr, ptr %48, align 8, !tbaa !16
  %50 = icmp ne ptr %49, null
  br i1 %50, label %51, label %62

51:                                               ; preds = %46
  %52 = load ptr, ptr %5, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.vector_struct, ptr %52, i32 0, i32 5
  %54 = load ptr, ptr %53, align 8, !tbaa !16
  %55 = load ptr, ptr %5, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.vector_struct, ptr %55, i32 0, i32 0
  %57 = load ptr, ptr %56, align 8, !tbaa !13
  %58 = load i64, ptr %9, align 8, !tbaa !12
  %59 = getelementptr inbounds %struct.n, ptr %57, i64 %58
  %60 = getelementptr inbounds %struct.n, ptr %59, i32 0, i32 0
  %61 = load ptr, ptr %60, align 8, !tbaa !14
  call void %54(ptr noundef %61)
  br label %62

62:                                               ; preds = %51, %46
  %63 = load ptr, ptr %5, align 8, !tbaa !5
  %64 = getelementptr inbounds %struct.vector_struct, ptr %63, i32 0, i32 0
  %65 = load ptr, ptr %64, align 8, !tbaa !13
  %66 = load i64, ptr %9, align 8, !tbaa !12
  %67 = getelementptr inbounds %struct.n, ptr %65, i64 %66
  %68 = getelementptr inbounds %struct.n, ptr %67, i32 0, i32 0
  store ptr null, ptr %68, align 8, !tbaa !14
  store i1 true, ptr %4, align 1
  store i32 1, ptr %10, align 4
  br label %79

69:                                               ; preds = %34
  %70 = load i64, ptr %8, align 8, !tbaa !12
  %71 = add i64 %70, -1
  store i64 %71, ptr %8, align 8, !tbaa !12
  %72 = icmp eq i64 %71, 0
  br i1 %72, label %73, label %74

73:                                               ; preds = %69
  store i32 2, ptr %10, align 4
  br label %79

74:                                               ; preds = %69
  br label %75

75:                                               ; preds = %74, %25
  br label %76

76:                                               ; preds = %75
  %77 = load i64, ptr %9, align 8, !tbaa !12
  %78 = add i64 %77, 1
  store i64 %78, ptr %9, align 8, !tbaa !12
  br label %25

79:                                               ; preds = %73, %62
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  %80 = load i32, ptr %10, align 4
  switch i32 %80, label %82 [
    i32 2, label %81
  ]

81:                                               ; preds = %79
  store i1 false, ptr %4, align 1
  store i32 1, ptr %10, align 4
  br label %82

82:                                               ; preds = %81, %79
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %83

83:                                               ; preds = %82, %20
  %84 = load i1, ptr %4, align 1
  ret i1 %84
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 = { noreturn nounwind }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !11, i64 24}
!10 = !{!"vector_struct", !6, i64 0, !11, i64 8, !11, i64 16, !11, i64 24, !6, i64 32, !6, i64 40}
!11 = !{!"long", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!10, !6, i64 0}
!14 = !{!15, !6, i64 0}
!15 = !{!"n", !6, i64 0}
!16 = !{!10, !6, i64 40}


; 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"

%struct.n = type { ptr }

@.str.1 = external hidden unnamed_addr constant [88 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [15 x i8], align 1
@__PRETTY_FUNCTION__.vector_delete = external hidden unnamed_addr constant [68 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef zeroext i1 @vector_delete(ptr noundef readonly %0, ptr noundef %1, ptr nocapture noundef readonly %2) local_unnamed_addr #1 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %4, label %5

4:                                                ; preds = %3
  tail call void @__assert_fail(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.1, i32 noundef 126, ptr noundef nonnull @__PRETTY_FUNCTION__.vector_delete) #2
  unreachable

5:                                                ; preds = %3
  %6 = getelementptr inbounds i8, ptr %0, i64 24
  %7 = load i64, ptr %6, align 8, !tbaa !5
  %8 = icmp eq i64 %7, 0
  br i1 %8, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %5, %27
  %.019 = phi i64 [ %.1, %27 ], [ %7, %5 ]
  %.018 = phi i64 [ %28, %27 ], [ 0, %5 ]
  %9 = load ptr, ptr %0, align 8, !tbaa !11
  %10 = getelementptr inbounds %struct.n, ptr %9, i64 %.018
  %11 = load ptr, ptr %10, align 8, !tbaa !12
  %.not27 = icmp eq ptr %11, null
  br i1 %.not27, label %27, label %12

12:                                               ; preds = %.preheader
  %13 = tail call i32 %2(ptr noundef nonnull %11, ptr noundef %1) #3
  %.not29 = icmp eq i32 %13, 0
  br i1 %.not29, label %14, label %24

14:                                               ; preds = %12
  %15 = getelementptr inbounds i8, ptr %0, i64 40
  %16 = load ptr, ptr %15, align 8, !tbaa !14
  %.not28 = icmp eq ptr %16, null
  br i1 %.not28, label %21, label %17

17:                                               ; preds = %14
  %18 = load ptr, ptr %0, align 8, !tbaa !11
  %19 = getelementptr inbounds %struct.n, ptr %18, i64 %.018
  %20 = load ptr, ptr %19, align 8, !tbaa !12
  tail call void %16(ptr noundef %20) #3
  br label %21

21:                                               ; preds = %17, %14
  %22 = load ptr, ptr %0, align 8, !tbaa !11
  %23 = getelementptr inbounds %struct.n, ptr %22, i64 %.018
  store ptr null, ptr %23, align 8, !tbaa !12
  br label %.loopexit

24:                                               ; preds = %12
  %25 = add i64 %.019, -1
  %26 = icmp eq i64 %25, 0
  br i1 %26, label %.loopexit, label %27

27:                                               ; preds = %.preheader, %24
  %.1 = phi i64 [ %25, %24 ], [ %.019, %.preheader ]
  %28 = add i64 %.018, 1
  br label %.preheader

.loopexit:                                        ; preds = %24, %21, %5
  %.2 = phi i1 [ false, %5 ], [ true, %21 ], [ false, %24 ]
  ret i1 %.2
}

attributes #0 = { 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 #1 = { 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 #2 = { noreturn nounwind }
attributes #3 = { 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, !10, i64 24}
!6 = !{!"vector_struct", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !7, i64 32, !7, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!6, !7, i64 0}
!12 = !{!13, !7, i64 0}
!13 = !{!"n", !7, i64 0}
!14 = !{!6, !7, i64 40}


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