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

; 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_heap = type { ptr }
%struct.cdc_heap_iter = type { ptr, i64 }

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [73 x i8], align 1
@__PRETTY_FUNCTION__.cdc_heap_riinsert = external hidden unnamed_addr constant [65 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 hidden i64 @sift_up(ptr noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @cdc_heap_riinsert(ptr noundef %0, ptr noundef %1, ptr noundef %2) #2 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i64, align 8
  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, ptr noundef @.str.1, i32 noundef 198, ptr noundef @__PRETTY_FUNCTION__.cdc_heap_riinsert) #5
  unreachable

15:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.cdc_heap, ptr %16, i32 0, i32 0
  %18 = load ptr, ptr %17, align 8, !tbaa !9
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = call i32 @cdc_array_push_back(ptr noundef %18, ptr noundef %19)
  store i32 %20, ptr %8, align 4, !tbaa !11
  %21 = load i32, ptr %8, align 4, !tbaa !11
  %22 = icmp ne i32 %21, 0
  br i1 %22, label %23, label %25

23:                                               ; preds = %15
  %24 = load i32, ptr %8, align 4, !tbaa !11
  store i32 %24, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %47

25:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.cdc_heap, ptr %26, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  %29 = call i64 @cdc_array_size(ptr noundef %28)
  %30 = sub i64 %29, 1
  store i64 %30, ptr %10, align 8, !tbaa !13
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = load i64, ptr %10, align 8, !tbaa !13
  %33 = call i64 @sift_up(ptr noundef %31, i64 noundef %32)
  store i64 %33, ptr %10, align 8, !tbaa !13
  %34 = load ptr, ptr %7, align 8, !tbaa !5
  %35 = icmp ne ptr %34, null
  br i1 %35, label %36, label %45

36:                                               ; preds = %25
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.cdc_heap, ptr %37, i32 0, i32 0
  %39 = load ptr, ptr %38, align 8, !tbaa !9
  %40 = load ptr, ptr %7, align 8, !tbaa !5
  %41 = getelementptr inbounds %struct.cdc_heap_iter, ptr %40, i32 0, i32 0
  store ptr %39, ptr %41, align 8, !tbaa !15
  %42 = load i64, ptr %10, align 8, !tbaa !13
  %43 = load ptr, ptr %7, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.cdc_heap_iter, ptr %43, i32 0, i32 1
  store i64 %42, ptr %44, align 8, !tbaa !17
  br label %45

45:                                               ; preds = %36, %25
  %46 = load i32, ptr %8, align 4, !tbaa !11
  store i32 %46, ptr %4, align 4
  store i32 1, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %47

47:                                               ; preds = %45, %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  %48 = load i32, ptr %4, align 4
  ret i32 %48
}

declare i32 @cdc_array_push_back(ptr noundef, ptr noundef) #3

; Function Attrs: inlinehint nounwind uwtable
declare hidden i64 @cdc_array_size(ptr noundef) #4

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 = { "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 = { inlinehint 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 #5 = { noreturn nounwind }
attributes #6 = { 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 0}
!10 = !{!"cdc_heap", !6, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!16, !6, i64 0}
!16 = !{!"cdc_heap_iter", !6, i64 0, !14, i64 8}
!17 = !{!16, !14, i64 8}


; 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 [73 x i8], align 1
@__PRETTY_FUNCTION__.cdc_heap_riinsert = external hidden unnamed_addr constant [65 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 hidden i64 @sift_up(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @cdc_heap_riinsert(ptr noundef %0, ptr noundef %1, ptr noundef writeonly %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, ptr noundef nonnull @.str.1, i32 noundef 198, ptr noundef nonnull @__PRETTY_FUNCTION__.cdc_heap_riinsert) #4
  unreachable

5:                                                ; preds = %3
  %6 = load ptr, ptr %0, align 8, !tbaa !5
  %7 = tail call i32 @cdc_array_push_back(ptr noundef %6, ptr noundef %1) #5
  %.not15 = icmp eq i32 %7, 0
  br i1 %.not15, label %8, label %16

8:                                                ; preds = %5
  %9 = load ptr, ptr %0, align 8, !tbaa !5
  %10 = tail call i64 @cdc_array_size(ptr noundef %9)
  %11 = add i64 %10, -1
  %12 = tail call i64 @sift_up(ptr noundef nonnull %0, i64 noundef %11)
  %.not16 = icmp eq ptr %2, null
  br i1 %.not16, label %16, label %13

13:                                               ; preds = %8
  %14 = load ptr, ptr %0, align 8, !tbaa !5
  store ptr %14, ptr %2, align 8, !tbaa !10
  %15 = getelementptr inbounds i8, ptr %2, i64 8
  store i64 %12, ptr %15, align 8, !tbaa !13
  br label %16

16:                                               ; preds = %8, %13, %5
  ret i32 %7
}

declare i32 @cdc_array_push_back(ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden i64 @cdc_array_size(ptr noundef) local_unnamed_addr #3

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 = { "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 = { inlinehint 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 #4 = { noreturn nounwind }
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, !7, i64 0}
!6 = !{!"cdc_heap", !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!11, !7, i64 0}
!11 = !{!"cdc_heap_iter", !7, i64 0, !12, i64 8}
!12 = !{!"long", !8, i64 0}
!13 = !{!11, !12, i64 8}


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