; LLVM IR from maksimandrianov/cdcontainers :: src (array)

; 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.cdc_array = type { i64, i64, ptr, ptr }

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [74 x i8], align 1
@__PRETTY_FUNCTION__.cdc_array_ctor = external hidden unnamed_addr constant [56 x i8], align 1

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

11:                                               ; preds = %2
  br label %13

12:                                               ; preds = %2
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 109, ptr noundef @__PRETTY_FUNCTION__.cdc_array_ctor) #6
  unreachable

13:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %14 = call noalias ptr @calloc(i64 noundef 32, i64 noundef 1) #8
  store ptr %14, ptr %6, align 8, !tbaa !5
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  %16 = icmp ne ptr %15, null
  br i1 %16, label %18, label %17

17:                                               ; preds = %13
  store i32 1, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %46

18:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 0, ptr %8, align 4, !tbaa !9
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = icmp ne ptr %19, null
  br i1 %20, label %21, label %28

21:                                               ; preds = %18
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = call ptr @cdc_di_shared_ctorc(ptr noundef %22)
  %24 = load ptr, ptr %6, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.cdc_array, ptr %24, i32 0, i32 3
  store ptr %23, ptr %25, align 8, !tbaa !11
  %26 = icmp ne ptr %23, null
  br i1 %26, label %28, label %27

27:                                               ; preds = %21
  store i32 1, ptr %8, align 4, !tbaa !9
  br label %38

28:                                               ; preds = %21, %18
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = call i32 @reallocate(ptr noundef %29, i64 noundef 4)
  store i32 %30, ptr %8, align 4, !tbaa !9
  %31 = load i32, ptr %8, align 4, !tbaa !9
  %32 = icmp ne i32 %31, 0
  br i1 %32, label %33, label %34

33:                                               ; preds = %28
  br label %42

34:                                               ; preds = %28
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %35, ptr %36, align 8, !tbaa !5
  %37 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %37, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %45

38:                                               ; preds = %27
  %39 = load ptr, ptr %6, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.cdc_array, ptr %39, i32 0, i32 3
  %41 = load ptr, ptr %40, align 8, !tbaa !11
  call void @cdc_di_shared_dtor(ptr noundef %41)
  br label %42

42:                                               ; preds = %38, %33
  %43 = load ptr, ptr %6, align 8, !tbaa !5
  call void @free(ptr noundef %43) #7
  %44 = load i32, ptr %8, align 4, !tbaa !9
  store i32 %44, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %45

45:                                               ; preds = %42, %34
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %46

46:                                               ; preds = %45, %17
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  %47 = load i32, ptr %3, align 4
  ret i32 %47
}

; 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.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nounwind allocsize(0,1)
declare noalias ptr @calloc(i64 noundef, i64 noundef) #3

declare ptr @cdc_di_shared_ctorc(ptr noundef) #4

; Function Attrs: nounwind uwtable
declare hidden i32 @reallocate(ptr noundef, i64 noundef) #0

declare void @cdc_di_shared_dtor(ptr noundef) #4

; Function Attrs: nounwind
declare void @free(ptr noundef) #5

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

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

!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}
!11 = !{!12, !6, i64 24}
!12 = !{!"cdc_array", !13, i64 0, !13, i64 8, !6, i64 16, !6, i64 24}
!13 = !{!"long", !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"

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [74 x i8], align 1
@__PRETTY_FUNCTION__.cdc_array_ctor = external hidden unnamed_addr constant [56 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @cdc_array_ctor(ptr noundef writeonly %0, ptr noundef %1) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %3, label %4

3:                                                ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 109, ptr noundef nonnull @__PRETTY_FUNCTION__.cdc_array_ctor) #5
  unreachable

4:                                                ; preds = %2
  %5 = tail call noalias dereferenceable_or_null(32) ptr @calloc(i64 noundef 32, i64 noundef 1) #6
  %.not20 = icmp eq ptr %5, null
  br i1 %.not20, label %15, label %6

6:                                                ; preds = %4
  %.not21 = icmp eq ptr %1, null
  br i1 %.not21, label %11, label %7

7:                                                ; preds = %6
  %8 = tail call ptr @cdc_di_shared_ctorc(ptr noundef nonnull %1) #7
  %9 = getelementptr inbounds i8, ptr %5, i64 24
  store ptr %8, ptr %9, align 8, !tbaa !5
  %.not22 = icmp eq ptr %8, null
  br i1 %.not22, label %10, label %11

10:                                               ; preds = %7
  tail call void @cdc_di_shared_dtor(ptr noundef null) #7
  br label %14

11:                                               ; preds = %7, %6
  %12 = tail call i32 @reallocate(ptr noundef nonnull %5, i64 noundef 4)
  %.not23 = icmp eq i32 %12, 0
  br i1 %.not23, label %13, label %14

13:                                               ; preds = %11
  store ptr %5, ptr %0, align 8, !tbaa !11
  br label %15

14:                                               ; preds = %11, %10
  %.0 = phi i32 [ %12, %11 ], [ 1, %10 ]
  tail call void @free(ptr noundef nonnull %5) #7
  br label %15

15:                                               ; preds = %13, %14, %4
  %.1 = phi i32 [ 1, %4 ], [ %.0, %14 ], [ 0, %13 ]
  ret i32 %.1
}

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #2

declare ptr @cdc_di_shared_ctorc(ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
declare hidden i32 @reallocate(ptr noundef, i64 noundef) local_unnamed_addr #0

declare void @cdc_di_shared_dtor(ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #4

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 = { 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 = { mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) 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 #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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, 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 #5 = { noreturn nounwind }
attributes #6 = { nounwind allocsize(0,1) }
attributes #7 = { 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 = !{!"cdc_array", !7, i64 0, !7, i64 8, !10, i64 16, !10, i64 24}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!10, !10, i64 0}


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