; LLVM IR from jrl-umi3218/mc_rtc :: 3rd-party/qhull/src/libqhull_r (io_r)

; 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.setT = type { i32, [1 x %union.setelemT] }
%union.setelemT = type { ptr }

@.str.83 = external hidden unnamed_addr constant [3 x i8], align 1

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

declare void @qh_fprintf(ptr noundef, ptr noundef, i32 noundef, ptr noundef, ...) #1

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

; Function Attrs: nounwind uwtable
declare dso_local void @qh_printvertex(ptr noundef, ptr noundef, ptr noundef) #2

declare void @qh_settempfree(ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local ptr @qh_facetvertices(ptr noundef, ptr noundef, ptr noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local void @qh_printvertexlist(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, i32 noundef %5) #2 {
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca ptr, align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  store ptr %0, ptr %7, align 8, !tbaa !5
  store ptr %1, ptr %8, align 8, !tbaa !5
  store ptr %2, ptr %9, align 8, !tbaa !5
  store ptr %3, ptr %10, align 8, !tbaa !5
  store ptr %4, ptr %11, align 8, !tbaa !5
  store i32 %5, ptr %12, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #3
  %16 = load ptr, ptr %7, align 8, !tbaa !5
  %17 = load ptr, ptr %10, align 8, !tbaa !5
  %18 = load ptr, ptr %11, align 8, !tbaa !5
  %19 = load i32, ptr %12, align 4, !tbaa !9
  %20 = call ptr @qh_facetvertices(ptr noundef %16, ptr noundef %17, ptr noundef %18, i32 noundef %19)
  store ptr %20, ptr %15, align 8, !tbaa !5
  %21 = load ptr, ptr %7, align 8, !tbaa !5
  %22 = load ptr, ptr %8, align 8, !tbaa !5
  %23 = load ptr, ptr %9, align 8, !tbaa !5
  call void (ptr, ptr, i32, ptr, ...) @qh_fprintf(ptr noundef %21, ptr noundef %22, i32 noundef 9244, ptr noundef @.str.83, ptr noundef %23)
  store ptr null, ptr %13, align 8, !tbaa !5
  %24 = load ptr, ptr %15, align 8, !tbaa !5
  %25 = icmp ne ptr %24, null
  br i1 %25, label %26, label %40

26:                                               ; preds = %6
  %27 = load ptr, ptr %15, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.setT, ptr %27, i32 0, i32 1
  %29 = getelementptr inbounds [1 x %union.setelemT], ptr %28, i64 0, i64 0
  store ptr %29, ptr %14, align 8, !tbaa !5
  br label %30

30:                                               ; preds = %35, %26
  %31 = load ptr, ptr %14, align 8, !tbaa !5
  %32 = getelementptr inbounds ptr, ptr %31, i32 1
  store ptr %32, ptr %14, align 8, !tbaa !5
  %33 = load ptr, ptr %31, align 8, !tbaa !5
  store ptr %33, ptr %13, align 8, !tbaa !5
  %34 = icmp ne ptr %33, null
  br i1 %34, label %35, label %39

35:                                               ; preds = %30
  %36 = load ptr, ptr %7, align 8, !tbaa !5
  %37 = load ptr, ptr %8, align 8, !tbaa !5
  %38 = load ptr, ptr %13, align 8, !tbaa !5
  call void @qh_printvertex(ptr noundef %36, ptr noundef %37, ptr noundef %38)
  br label %30, !llvm.loop !11

39:                                               ; preds = %30
  br label %40

40:                                               ; preds = %39, %6
  %41 = load ptr, ptr %7, align 8, !tbaa !5
  call void @qh_settempfree(ptr noundef %41, ptr noundef %15)
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #3
  ret void
}

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 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 = { 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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.83 = external hidden unnamed_addr constant [3 x i8], align 1

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

declare void @qh_fprintf(ptr noundef, ptr noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #1

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

; Function Attrs: nounwind uwtable
declare dso_local void @qh_printvertex(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare void @qh_settempfree(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local ptr @qh_facetvertices(ptr noundef, ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local void @qh_printvertexlist(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, i32 noundef %5) local_unnamed_addr #2 {
  %7 = alloca ptr, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #3
  %8 = tail call ptr @qh_facetvertices(ptr noundef %0, ptr noundef %3, ptr noundef %4, i32 noundef %5)
  store ptr %8, ptr %7, align 8, !tbaa !5
  tail call void (ptr, ptr, i32, ptr, ...) @qh_fprintf(ptr noundef %0, ptr noundef %1, i32 noundef 9244, ptr noundef nonnull @.str.83, ptr noundef %2) #3
  %.not = icmp eq ptr %8, null
  br i1 %.not, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %6
  %.014 = getelementptr inbounds i8, ptr %8, i64 8
  %9 = load ptr, ptr %.014, align 8, !tbaa !5
  %.not1315 = icmp eq ptr %9, null
  br i1 %.not1315, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %10 = phi ptr [ %11, %.lr.ph ], [ %9, %.preheader ]
  %.016 = phi ptr [ %.0, %.lr.ph ], [ %.014, %.preheader ]
  tail call void @qh_printvertex(ptr noundef %0, ptr noundef %1, ptr noundef nonnull %10)
  %.0 = getelementptr inbounds i8, ptr %.016, i64 8
  %11 = load ptr, ptr %.0, align 8, !tbaa !5
  %.not13 = icmp eq ptr %11, null
  br i1 %.not13, label %.loopexit, label %.lr.ph, !llvm.loop !9

.loopexit:                                        ; preds = %.lr.ph, %.preheader, %6
  call void @qh_settempfree(ptr noundef %0, ptr noundef nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #3
  ret void
}

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 = { 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 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass