; LLVM IR from Dev-XYS/Algorithms :: Cartesian-Tree.ll (Z10print_treei)

; 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.data = type { [100 x i8], i32 }

@d = external dso_local global [50010 x %struct.data], align 16
@lch = external dso_local global [50010 x i32], align 16
@rch = external dso_local global [50010 x i32], align 16
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z10print_treei(i32 noundef %0) #0 {
  %2 = alloca i32, align 4
  store i32 %0, ptr %2, align 4, !tbaa !5
  %3 = load i32, ptr %2, align 4, !tbaa !5
  %4 = icmp ne i32 %3, 0
  br i1 %4, label %5, label %27

5:                                                ; preds = %1
  %6 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  %7 = load i32, ptr %2, align 4, !tbaa !5
  %8 = sext i32 %7 to i64
  %9 = getelementptr inbounds [50010 x i32], ptr @lch, i64 0, i64 %8
  %10 = load i32, ptr %9, align 4, !tbaa !5
  call void @_Z10print_treei(i32 noundef %10)
  %11 = load i32, ptr %2, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  %13 = getelementptr inbounds [50010 x %struct.data], ptr @d, i64 0, i64 %12
  %14 = getelementptr inbounds %struct.data, ptr %13, i32 0, i32 0
  %15 = getelementptr inbounds [100 x i8], ptr %14, i64 0, i64 0
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds [50010 x %struct.data], ptr @d, i64 0, i64 %17
  %19 = getelementptr inbounds %struct.data, ptr %18, i32 0, i32 1
  %20 = load i32, ptr %19, align 4, !tbaa !9
  %21 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, ptr noundef %15, i32 noundef %20)
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [50010 x i32], ptr @rch, i64 0, i64 %23
  %25 = load i32, ptr %24, align 4, !tbaa !5
  call void @_Z10print_treei(i32 noundef %25)
  %26 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  br label %27

27:                                               ; preds = %5, %1
  ret void
}

declare i32 @printf(ptr noundef, ...) #1

attributes #0 = { mustprogress 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 = { "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" }

!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++ TBAA"}
!9 = !{!10, !6, i64 100}
!10 = !{!"_ZTS4data", !7, i64 0, !6, i64 100}


; 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"

%struct.data = type { [100 x i8], i32 }

@d = external dso_local global [50010 x %struct.data], align 16
@lch = external dso_local local_unnamed_addr global [50010 x i32], align 16
@rch = external dso_local local_unnamed_addr global [50010 x i32], align 16
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nofree nounwind uwtable
define dso_local void @_Z10print_treei(i32 noundef %0) local_unnamed_addr #0 {
  %.not = icmp eq i32 %0, 0
  br i1 %.not, label %common.ret5, label %2

common.ret5:                                      ; preds = %1, %2
  ret void

2:                                                ; preds = %1
  %3 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  %4 = sext i32 %0 to i64
  %5 = getelementptr inbounds [50010 x i32], ptr @lch, i64 0, i64 %4
  %6 = load i32, ptr %5, align 4, !tbaa !5
  tail call void @_Z10print_treei(i32 noundef %6)
  %7 = getelementptr inbounds [50010 x %struct.data], ptr @d, i64 0, i64 %4
  %8 = getelementptr inbounds i8, ptr %7, i64 100
  %9 = load i32, ptr %8, align 4, !tbaa !9
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, ptr noundef nonnull %7, i32 noundef %9)
  %11 = getelementptr inbounds [50010 x i32], ptr @rch, i64 0, i64 %4
  %12 = load i32, ptr %11, align 4, !tbaa !5
  tail call void @_Z10print_treei(i32 noundef %12)
  %13 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  br label %common.ret5
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { mustprogress nofree 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 = { nofree 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" }

!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++ TBAA"}
!9 = !{!10, !6, i64 100}
!10 = !{!"_ZTS4data", !7, i64 0, !6, i64 100}


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