; LLVM IR from seppo0010/rlite :: src (type_list)

; 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.rl_list_iterator = type { ptr, ptr, ptr, i32, i64 }

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

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

declare i32 @rl_multi_string_get(ptr noundef, i64 noundef, ptr noundef, ptr noundef) #1

declare i32 @rl_list_iterator_next(ptr noundef, ptr noundef) #1

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @rl_llist_iterator_next(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #3 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  %11 = 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
  store ptr %3, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = call i32 @rl_list_iterator_next(ptr noundef %12, ptr noundef %9)
  store i32 %13, ptr %11, align 4, !tbaa !9
  %14 = load i32, ptr %11, align 4, !tbaa !9
  %15 = icmp eq i32 %14, 0
  br i1 %15, label %16, label %37

16:                                               ; preds = %4
  %17 = load ptr, ptr %9, align 8, !tbaa !5
  %18 = load i64, ptr %17, align 8, !tbaa !11
  store i64 %18, ptr %10, align 8, !tbaa !11
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = icmp ne ptr %19, null
  br i1 %20, label %21, label %24

21:                                               ; preds = %16
  %22 = load i64, ptr %10, align 8, !tbaa !11
  %23 = load ptr, ptr %6, align 8, !tbaa !5
  store i64 %22, ptr %23, align 8, !tbaa !11
  br label %24

24:                                               ; preds = %21, %16
  %25 = load ptr, ptr %9, align 8, !tbaa !5
  call void @free(ptr noundef %25) #4
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.rl_list_iterator, ptr %26, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !13
  %29 = load i64, ptr %10, align 8, !tbaa !11
  %30 = load ptr, ptr %7, align 8, !tbaa !5
  %31 = load ptr, ptr %8, align 8, !tbaa !5
  %32 = call i32 @rl_multi_string_get(ptr noundef %28, i64 noundef %29, ptr noundef %30, ptr noundef %31)
  store i32 %32, ptr %11, align 4, !tbaa !9
  %33 = load i32, ptr %11, align 4, !tbaa !9
  %34 = icmp ne i32 0, %33
  br i1 %34, label %35, label %36

35:                                               ; preds = %24
  br label %38

36:                                               ; preds = %24
  br label %37

37:                                               ; preds = %36, %4
  br label %38

38:                                               ; preds = %37, %35
  %39 = load i32, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret i32 %39
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #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 #2 = { 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 #3 = { 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 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!14, !6, i64 0}
!14 = !{!"rl_list_iterator", !6, i64 0, !6, i64 8, !6, i64 16, !10, i64 24, !12, i64 32}


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

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

declare i32 @rl_multi_string_get(ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

declare i32 @rl_list_iterator_next(ptr noundef, ptr 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

; Function Attrs: nounwind uwtable
define dso_local i32 @rl_llist_iterator_next(ptr noundef %0, ptr noundef writeonly %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #3 {
  %5 = alloca ptr, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %6 = call i32 @rl_list_iterator_next(ptr noundef %0, ptr noundef nonnull %5) #4
  %7 = icmp eq i32 %6, 0
  br i1 %7, label %8, label %15

8:                                                ; preds = %4
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = load i64, ptr %9, align 8, !tbaa !9
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %12, label %11

11:                                               ; preds = %8
  store i64 %10, ptr %1, align 8, !tbaa !9
  br label %12

12:                                               ; preds = %11, %8
  call void @free(ptr noundef nonnull %9) #4
  %13 = load ptr, ptr %0, align 8, !tbaa !11
  %14 = call i32 @rl_multi_string_get(ptr noundef %13, i64 noundef %10, ptr noundef %2, ptr noundef %3) #4
  br label %15

15:                                               ; preds = %12, %4
  %.0 = phi i32 [ %14, %12 ], [ %6, %4 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  ret i32 %.0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #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 #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 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 = { 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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"rl_list_iterator", !6, i64 0, !6, i64 8, !6, i64 16, !13, i64 24, !10, i64 32}
!13 = !{!"int", !7, i64 0}


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