; 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_append_move = external hidden unnamed_addr constant [58 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [14 x i8], align 1

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

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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @cdc_array_append(ptr noundef, ptr noundef, i64 noundef) #2

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

10:                                               ; preds = %2
  br label %12

11:                                               ; preds = %2
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 276, ptr noundef @__PRETTY_FUNCTION__.cdc_array_append_move) #3
  unreachable

12:                                               ; preds = %10
  %13 = load ptr, ptr %5, align 8, !tbaa !5
  %14 = icmp ne ptr %13, null
  br i1 %14, label %15, label %16

15:                                               ; preds = %12
  br label %17

16:                                               ; preds = %12
  call void @__assert_fail(ptr noundef @.str.7, ptr noundef @.str.1, i32 noundef 277, ptr noundef @__PRETTY_FUNCTION__.cdc_array_append_move) #3
  unreachable

17:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.cdc_array, ptr %19, i32 0, i32 2
  %21 = load ptr, ptr %20, align 8, !tbaa !9
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.cdc_array, ptr %22, i32 0, i32 0
  %24 = load i64, ptr %23, align 8, !tbaa !12
  %25 = call i32 @cdc_array_append(ptr noundef %18, ptr noundef %21, i64 noundef %24)
  store i32 %25, ptr %6, align 4, !tbaa !13
  %26 = load i32, ptr %6, align 4, !tbaa !13
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %30

28:                                               ; preds = %17
  %29 = load i32, ptr %6, align 4, !tbaa !13
  store i32 %29, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %33

30:                                               ; preds = %17
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.cdc_array, ptr %31, i32 0, i32 0
  store i64 0, ptr %32, align 8, !tbaa !12
  store i32 0, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %33

33:                                               ; preds = %30, %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %34 = load i32, ptr %3, align 4
  ret i32 %34
}

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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, !6, i64 16}
!10 = !{!"cdc_array", !11, i64 0, !11, i64 8, !6, i64 16, !6, i64 24}
!11 = !{!"long", !7, i64 0}
!12 = !{!10, !11, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"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"

@.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_append_move = external hidden unnamed_addr constant [58 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [14 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
declare dso_local i32 @cdc_array_append(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @cdc_array_append_move(ptr noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %.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 276, ptr noundef nonnull @__PRETTY_FUNCTION__.cdc_array_append_move) #2
  unreachable

4:                                                ; preds = %2
  %.not11 = icmp eq ptr %1, null
  br i1 %.not11, label %5, label %6

5:                                                ; preds = %4
  tail call void @__assert_fail(ptr noundef nonnull @.str.7, ptr noundef nonnull @.str.1, i32 noundef 277, ptr noundef nonnull @__PRETTY_FUNCTION__.cdc_array_append_move) #2
  unreachable

6:                                                ; preds = %4
  %7 = getelementptr inbounds i8, ptr %1, i64 16
  %8 = load ptr, ptr %7, align 8, !tbaa !5
  %9 = load i64, ptr %1, align 8, !tbaa !11
  %10 = tail call i32 @cdc_array_append(ptr noundef nonnull %0, ptr noundef %8, i64 noundef %9)
  %.not12 = icmp eq i32 %10, 0
  br i1 %.not12, label %11, label %12

11:                                               ; preds = %6
  store i64 0, ptr %1, align 8, !tbaa !11
  br label %12

12:                                               ; preds = %6, %11
  ret i32 %10
}

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 }

!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 16}
!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 = !{!6, !7, i64 0}


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