; LLVM IR from AlgoGenesis/C :: Machine_Learning_Algorithms/Decision Tree (Program)

; 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.Node = type { i32, double, i32, ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local ptr @create_node(i32 noundef %0, double noundef %1, i32 noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca double, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  store i32 %0, ptr %4, align 4, !tbaa !5
  store double %1, ptr %5, align 8, !tbaa !9
  store i32 %2, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  %8 = call noalias ptr @malloc(i64 noundef 40) #4
  store ptr %8, ptr %7, align 8, !tbaa !11
  %9 = load i32, ptr %4, align 4, !tbaa !5
  %10 = load ptr, ptr %7, align 8, !tbaa !11
  %11 = getelementptr inbounds %struct.Node, ptr %10, i32 0, i32 0
  store i32 %9, ptr %11, align 8, !tbaa !13
  %12 = load double, ptr %5, align 8, !tbaa !9
  %13 = load ptr, ptr %7, align 8, !tbaa !11
  %14 = getelementptr inbounds %struct.Node, ptr %13, i32 0, i32 1
  store double %12, ptr %14, align 8, !tbaa !15
  %15 = load i32, ptr %6, align 4, !tbaa !5
  %16 = load ptr, ptr %7, align 8, !tbaa !11
  %17 = getelementptr inbounds %struct.Node, ptr %16, i32 0, i32 2
  store i32 %15, ptr %17, align 8, !tbaa !16
  %18 = load ptr, ptr %7, align 8, !tbaa !11
  %19 = getelementptr inbounds %struct.Node, ptr %18, i32 0, i32 4
  store ptr null, ptr %19, align 8, !tbaa !17
  %20 = load ptr, ptr %7, align 8, !tbaa !11
  %21 = getelementptr inbounds %struct.Node, ptr %20, i32 0, i32 3
  store ptr null, ptr %21, align 8, !tbaa !18
  %22 = load ptr, ptr %7, align 8, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  ret ptr %22
}

; 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: 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 }
attributes #4 = { 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 = !{!"double", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = !{!14, !6, i64 0}
!14 = !{!"Node", !6, i64 0, !10, i64 8, !6, i64 16, !12, i64 24, !12, i64 32}
!15 = !{!14, !10, i64 8}
!16 = !{!14, !6, i64 16}
!17 = !{!14, !12, i64 32}
!18 = !{!14, !12, i64 24}


; 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 nofree nounwind willreturn memory(write, argmem: none, inaccessiblemem: readwrite) uwtable
define dso_local noalias noundef ptr @create_node(i32 noundef %0, double noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %4 = tail call noalias dereferenceable_or_null(40) ptr @malloc(i64 noundef 40) #3
  store i32 %0, ptr %4, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %4, i64 8
  store double %1, ptr %5, align 8, !tbaa !12
  %6 = getelementptr inbounds i8, ptr %4, i64 16
  store i32 %2, ptr %6, align 8, !tbaa !13
  %7 = getelementptr inbounds i8, ptr %4, i64 24
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
  ret ptr %4
}

; 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: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

attributes #0 = { mustprogress nofree nounwind willreturn memory(write, argmem: none, inaccessiblemem: readwrite) 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { 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, !7, i64 0}
!6 = !{!"Node", !7, i64 0, !10, i64 8, !7, i64 16, !11, i64 24, !11, i64 32}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"double", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!6, !10, i64 8}
!13 = !{!6, !7, i64 16}


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