; LLVM IR from jermp/2i_bench :: external/CRoaring/src/containers (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.array_container_s = type { i32, i32, ptr }

; Function Attrs: nounwind uwtable
define dso_local ptr @array_container_create_given_capacity(i32 noundef %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %6 = call noalias ptr @malloc(i64 noundef 16) #5
  store ptr %6, ptr %4, align 8, !tbaa !9
  %7 = icmp eq ptr %6, null
  br i1 %7, label %8, label %9

8:                                                ; preds = %1
  store ptr null, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %33

9:                                                ; preds = %1
  %10 = load i32, ptr %3, align 4, !tbaa !5
  %11 = icmp sle i32 %10, 0
  br i1 %11, label %12, label %15

12:                                               ; preds = %9
  %13 = load ptr, ptr %4, align 8, !tbaa !9
  %14 = getelementptr inbounds %struct.array_container_s, ptr %13, i32 0, i32 2
  store ptr null, ptr %14, align 8, !tbaa !11
  br label %26

15:                                               ; preds = %9
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = mul i64 2, %17
  %19 = call noalias ptr @malloc(i64 noundef %18) #5
  %20 = load ptr, ptr %4, align 8, !tbaa !9
  %21 = getelementptr inbounds %struct.array_container_s, ptr %20, i32 0, i32 2
  store ptr %19, ptr %21, align 8, !tbaa !11
  %22 = icmp eq ptr %19, null
  br i1 %22, label %23, label %25

23:                                               ; preds = %15
  %24 = load ptr, ptr %4, align 8, !tbaa !9
  call void @free(ptr noundef %24) #4
  store ptr null, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %33

25:                                               ; preds = %15
  br label %26

26:                                               ; preds = %25, %12
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = load ptr, ptr %4, align 8, !tbaa !9
  %29 = getelementptr inbounds %struct.array_container_s, ptr %28, i32 0, i32 1
  store i32 %27, ptr %29, align 4, !tbaa !13
  %30 = load ptr, ptr %4, align 8, !tbaa !9
  %31 = getelementptr inbounds %struct.array_container_s, ptr %30, i32 0, i32 0
  store i32 0, ptr %31, align 8, !tbaa !14
  %32 = load ptr, ptr %4, align 8, !tbaa !9
  store ptr %32, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %33

33:                                               ; preds = %26, %23, %8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  %34 = load ptr, ptr %2, align 8
  ret ptr %34
}

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

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

; Function Attrs: nounwind
declare void @free(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 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 #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 = { nounwind }
attributes #5 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"array_container_s", !6, i64 0, !6, i64 4, !10, i64 8}
!13 = !{!12, !6, i64 4}
!14 = !{!12, !6, 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"

; Function Attrs: mustprogress nounwind willreturn memory(readwrite, argmem: none) uwtable
define dso_local noalias noundef ptr @array_container_create_given_capacity(i32 noundef %0) local_unnamed_addr #0 {
  %2 = tail call noalias dereferenceable_or_null(16) ptr @malloc(i64 noundef 16) #3
  %3 = icmp eq ptr %2, null
  br i1 %3, label %17, label %4

4:                                                ; preds = %1
  %5 = icmp slt i32 %0, 1
  br i1 %5, label %6, label %8

6:                                                ; preds = %4
  %7 = getelementptr inbounds i8, ptr %2, i64 8
  store ptr null, ptr %7, align 8, !tbaa !5
  br label %15

8:                                                ; preds = %4
  %9 = shl nuw i32 %0, 1
  %10 = zext i32 %9 to i64
  %11 = tail call noalias ptr @malloc(i64 noundef %10) #3
  %12 = getelementptr inbounds i8, ptr %2, i64 8
  store ptr %11, ptr %12, align 8, !tbaa !5
  %13 = icmp eq ptr %11, null
  br i1 %13, label %14, label %15

14:                                               ; preds = %8
  tail call void @free(ptr noundef nonnull %2) #4
  br label %17

15:                                               ; preds = %8, %6
  %16 = getelementptr inbounds i8, ptr %2, i64 4
  store i32 %0, ptr %16, align 4, !tbaa !11
  store i32 0, ptr %2, align 8, !tbaa !12
  br label %17

17:                                               ; preds = %1, %15, %14
  %.0 = phi ptr [ %2, %15 ], [ null, %14 ], [ null, %1 ]
  ret ptr %.0
}

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

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2

attributes #0 = { mustprogress nounwind willreturn memory(readwrite, argmem: none) 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 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 #2 = { 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 #3 = { nounwind allocsize(0) }
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, !10, i64 8}
!6 = !{!"array_container_s", !7, i64 0, !7, i64 4, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 4}
!12 = !{!6, !7, i64 0}


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