; LLVM IR from Discngine/fpocket :: src/qhull/src/libqhullcpp/Qhull.ll (ZN8orgQhull5Qhull15allocateQhullQhEv)

; 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"

%"class.orgQhull::Qhull" = type { ptr, %"class.orgQhull::Coordinates", i8, %"class.orgQhull::Coordinates" }
%"class.orgQhull::Coordinates" = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [112 x i8], align 1
@_ZTIN8orgQhull10QhullErrorE = external dso_local constant { ptr, ptr, ptr }, align 8

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8orgQhull5Qhull15allocateQhullQhEv(ptr noundef nonnull align 8 dereferenceable(64) %0) #0 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %9 = load ptr, ptr %2, align 8
  call void @qh_lib_check(i32 noundef 2, i32 noundef 8184, i32 noundef 48, i32 noundef 32, i32 noundef 120, i32 noundef 16, i32 noundef 152)
  %10 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 8256) #6
  invoke void @_ZN8orgQhull7QhullQhC1Ev(ptr noundef nonnull align 8 dereferenceable(8249) %10)
          to label %11 unwind label %31

11:                                               ; preds = %1
  %12 = getelementptr inbounds %"class.orgQhull::Qhull", ptr %9, i32 0, i32 0
  store ptr %10, ptr %12, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  %13 = getelementptr inbounds %"class.orgQhull::Qhull", ptr %9, i32 0, i32 0
  %14 = load ptr, ptr %13, align 8, !tbaa !9
  store ptr %14, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %15 = getelementptr inbounds %"class.orgQhull::Qhull", ptr %9, i32 0, i32 0
  %16 = load ptr, ptr %15, align 8, !tbaa !9
  store ptr %16, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %17, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %18 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %18, ptr %8, align 8, !tbaa !5
  %19 = load ptr, ptr %7, align 8, !tbaa !5
  %20 = load ptr, ptr %8, align 8, !tbaa !5
  %21 = icmp ne ptr %19, %20
  br i1 %21, label %22, label %39

22:                                               ; preds = %11
  %23 = call ptr @__cxa_allocate_exception(i64 80) #7
  %24 = load ptr, ptr %8, align 8, !tbaa !5
  %25 = load ptr, ptr %7, align 8, !tbaa !5
  %26 = ptrtoint ptr %24 to i64
  %27 = ptrtoint ptr %25 to i64
  %28 = sub i64 %26, %27
  %29 = trunc i64 %28 to i32
  invoke void @_ZN8orgQhull10QhullErrorC2EiPKci(ptr noundef nonnull align 8 dereferenceable(80) %23, i32 noundef 10074, ptr noundef @.str, i32 noundef %29)
          to label %30 unwind label %35

30:                                               ; preds = %22
  call void @__cxa_throw(ptr %23, ptr @_ZTIN8orgQhull10QhullErrorE, ptr @_ZN8orgQhull9RoadErrorD2Ev) #8
  unreachable

31:                                               ; preds = %1
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %3, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %4, align 4
  call void @_ZdlPvm(ptr noundef %10, i64 noundef 8256) #9
  br label %40

35:                                               ; preds = %22
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %3, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %4, align 4
  call void @__cxa_free_exception(ptr %23) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  br label %40

39:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  ret void

40:                                               ; preds = %35, %31
  %41 = load ptr, ptr %3, align 8
  %42 = load i32, ptr %4, align 4
  %43 = insertvalue { ptr, i32 } poison, ptr %41, 0
  %44 = insertvalue { ptr, i32 } %43, i32 %42, 1
  resume { ptr, i32 } %44
}

declare void @qh_lib_check(i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef) #1

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #2

declare void @_ZN8orgQhull7QhullQhC1Ev(ptr noundef nonnull align 8 dereferenceable(8249)) unnamed_addr #1

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

declare ptr @__cxa_allocate_exception(i64)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8orgQhull10QhullErrorC2EiPKci(ptr noundef nonnull align 8 dereferenceable(80), i32 noundef, ptr noundef, i32 noundef) unnamed_addr #0 align 2

declare void @__cxa_free_exception(ptr)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8orgQhull9RoadErrorD2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #5 align 2

declare void @__cxa_throw(ptr, ptr, ptr)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

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" }
attributes #2 = { nobuiltin 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 = { nobuiltin 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 #4 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { builtin allocsize(0) }
attributes #7 = { nounwind }
attributes #8 = { noreturn }
attributes #9 = { builtin 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, !6, i64 0}
!10 = !{!"_ZTSN8orgQhull5QhullE", !6, i64 0, !11, i64 8, !16, i64 32, !11, i64 40}
!11 = !{!"_ZTSN8orgQhull11CoordinatesE", !12, i64 0}
!12 = !{!"_ZTSSt6vectorIdSaIdEE", !13, i64 0}
!13 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!16 = !{!"bool", !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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8orgQhull5Qhull15allocateQhullQhEv(ptr nocapture noundef nonnull writeonly align 8 dereferenceable(64) %0) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @qh_lib_check(i32 noundef 2, i32 noundef 8184, i32 noundef 48, i32 noundef 32, i32 noundef 120, i32 noundef 16, i32 noundef 152)
  %2 = tail call noalias noundef nonnull dereferenceable(8256) ptr @_Znwm(i64 noundef 8256) #4
  invoke void @_ZN8orgQhull7QhullQhC1Ev(ptr noundef nonnull align 8 dereferenceable(8249) %2)
          to label %3 unwind label %4

3:                                                ; preds = %1
  store ptr %2, ptr %0, align 8, !tbaa !5
  ret void

4:                                                ; preds = %1
  %5 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZdlPvm(ptr noundef nonnull %2, i64 noundef 8256) #5
  resume { ptr, i32 } %5
}

declare void @qh_lib_check(i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #2

declare void @_ZN8orgQhull7QhullQhC1Ev(ptr noundef nonnull align 8 dereferenceable(8249)) unnamed_addr #1

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #3

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" }
attributes #2 = { nobuiltin 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 = { nobuiltin 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 #4 = { builtin allocsize(0) }
attributes #5 = { builtin 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, !7, i64 0}
!6 = !{!"_ZTSN8orgQhull5QhullE", !7, i64 0, !10, i64 8, !15, i64 32, !10, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN8orgQhull11CoordinatesE", !11, i64 0}
!11 = !{!"_ZTSSt6vectorIdSaIdEE", !12, i64 0}
!12 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!15 = !{!"bool", !8, i64 0}


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