; LLVM IR from dnbaker/sketch :: testsrc (hktest)

; 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"

@tbsz = external dso_local global i32, align 4
@nh = external dso_local global i32, align 4
@nelem = external dso_local global i32, align 4

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  %7 = load i32, ptr %4, align 4, !tbaa !5
  %8 = icmp sgt i32 %7, 1
  br i1 %8, label %9, label %14

9:                                                ; preds = %2
  %10 = load ptr, ptr %5, align 8, !tbaa !9
  %11 = getelementptr inbounds ptr, ptr %10, i64 1
  %12 = load ptr, ptr %11, align 8, !tbaa !9
  %13 = call i32 @atoi(ptr noundef %12) #6
  store i32 %13, ptr @tbsz, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %9, %2
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 2
  br i1 %16, label %17, label %22

17:                                               ; preds = %14
  %18 = load ptr, ptr %5, align 8, !tbaa !9
  %19 = getelementptr inbounds ptr, ptr %18, i64 2
  %20 = load ptr, ptr %19, align 8, !tbaa !9
  %21 = call i32 @atoi(ptr noundef %20) #6
  store i32 %21, ptr @nh, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %17, %14
  %23 = load i32, ptr %4, align 4, !tbaa !5
  %24 = icmp sgt i32 %23, 3
  br i1 %24, label %25, label %32

25:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  %26 = load ptr, ptr %5, align 8, !tbaa !9
  %27 = getelementptr inbounds ptr, ptr %26, i64 3
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  %29 = call i32 @atoi(ptr noundef %28) #6
  store i32 %29, ptr %6, align 4, !tbaa !5
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) @nelem, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %31 = load i32, ptr %30, align 4, !tbaa !5
  store i32 %31, ptr @nelem, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %32

32:                                               ; preds = %25, %22
  call void @_Z12run_hk_pointv()
  call void @_Z10run_randomv()
  call void @_Z7run_hkhv()
  %33 = load i32, ptr %3, align 4
  ret i32 %33
}

; Function Attrs: inlinehint mustprogress nounwind willreturn memory(read) uwtable
declare i32 @atoi(ptr noundef nonnull) #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z12run_hk_pointv() #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10run_randomv() #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z7run_hkhv() #5

attributes #0 = { mustprogress norecurse 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 = { inlinehint mustprogress nounwind willreturn memory(read) 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 = { inlinehint mustprogress 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { mustprogress 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 #6 = { nounwind willreturn memory(read) }
attributes #7 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, 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"

@tbsz = external dso_local local_unnamed_addr global i32, align 4
@nh = external dso_local local_unnamed_addr global i32, align 4
@nelem = external dso_local global i32, align 4

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = alloca i32, align 4
  %4 = icmp sgt i32 %0, 1
  br i1 %4, label %5, label %.thread6

5:                                                ; preds = %2
  %6 = getelementptr inbounds i8, ptr %1, i64 8
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  %8 = tail call i32 @atoi(ptr nocapture noundef %7) #6
  store i32 %8, ptr @tbsz, align 4, !tbaa !9
  %.not = icmp eq i32 %0, 2
  br i1 %.not, label %.thread6, label %9

9:                                                ; preds = %5
  %10 = getelementptr inbounds i8, ptr %1, i64 16
  %11 = load ptr, ptr %10, align 8, !tbaa !5
  %12 = tail call i32 @atoi(ptr nocapture noundef %11) #6
  store i32 %12, ptr @nh, align 4, !tbaa !9
  %13 = icmp ugt i32 %0, 3
  br i1 %13, label %14, label %.thread6

14:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %15 = getelementptr inbounds i8, ptr %1, i64 24
  %16 = load ptr, ptr %15, align 8, !tbaa !5
  %17 = tail call i32 @atoi(ptr nocapture noundef %16) #6
  store i32 %17, ptr %3, align 4, !tbaa !9
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) @nelem, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %19 = load i32, ptr %18, align 4, !tbaa !9
  store i32 %19, ptr @nelem, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  br label %.thread6

.thread6:                                         ; preds = %2, %5, %14, %9
  call void @_Z12run_hk_pointv()
  call void @_Z10run_randomv()
  call void @_Z7run_hkhv()
  ret i32 0
}

; Function Attrs: inlinehint mustprogress nofree nounwind willreturn memory(read) uwtable
declare i32 @atoi(ptr nocapture noundef nonnull) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIjERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z12run_hk_pointv() local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10run_randomv() local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z7run_hkhv() local_unnamed_addr #5

attributes #0 = { mustprogress norecurse 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 = { inlinehint mustprogress nofree nounwind willreturn memory(read) 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 = { inlinehint mustprogress 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { mustprogress 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 #6 = { nounwind willreturn memory(read) }
attributes #7 = { 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass