; LLVM IR from wesley-a-leung/Resources :: Tests/C++/geometry/2d/BentleyOttmannFuzzTest.ll (Z9ptSegDist2ptS_S_)

; 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.pt = type { x86_fp80, x86_fp80 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef x86_fp80 @_Z3dot2ptS_(ptr noundef byval(%struct.pt) align 16, ptr noundef byval(%struct.pt) align 16) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef x86_fp80 @_Z3abs2pt(ptr noundef byval(%struct.pt) align 16) #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef x86_fp80 @_Z6distSq2ptS_(ptr noundef byval(%struct.pt) align 16, ptr noundef byval(%struct.pt) align 16) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK2ptmiES_(ptr dead_on_unwind noalias writable sret(%struct.pt) align 16, ptr noundef nonnull align 16 dereferenceable(32), ptr noundef byval(%struct.pt) align 16) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef x86_fp80 @_Z4dist2ptS_(ptr noundef byval(%struct.pt) align 16, ptr noundef byval(%struct.pt) align 16) #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 @_ZNK2ptmlEe(ptr dead_on_unwind noalias writable sret(%struct.pt) align 16, ptr noundef nonnull align 16 dereferenceable(32), x86_fp80 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK2pteqES_(ptr noundef nonnull align 16 dereferenceable(32), ptr noundef byval(%struct.pt) align 16) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3minIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16), ptr noundef nonnull align 16 dereferenceable(16)) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3maxIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16), ptr noundef nonnull align 16 dereferenceable(16)) #4

; Function Attrs: mustprogress uwtable
define dso_local noundef x86_fp80 @_Z9ptSegDist2ptS_S_(ptr noundef byval(%struct.pt) align 16 %0, ptr noundef byval(%struct.pt) align 16 %1, ptr noundef byval(%struct.pt) align 16 %2) #2 {
  %4 = alloca x86_fp80, align 16
  %5 = alloca %struct.pt, align 16
  %6 = alloca %struct.pt, align 16
  %7 = alloca %struct.pt, align 16
  %8 = alloca x86_fp80, align 16
  %9 = alloca %struct.pt, align 16
  %10 = alloca %struct.pt, align 16
  %11 = alloca x86_fp80, align 16
  %12 = alloca x86_fp80, align 16
  %13 = alloca x86_fp80, align 16
  %14 = alloca %struct.pt, align 16
  %15 = alloca %struct.pt, align 16
  %16 = alloca %struct.pt, align 16
  %17 = alloca %struct.pt, align 16
  %18 = alloca %struct.pt, align 16
  %19 = alloca %struct.pt, align 16
  %20 = alloca %struct.pt, align 16
  %21 = alloca %struct.pt, align 16
  %22 = alloca %struct.pt, align 16
  %23 = alloca %struct.pt, align 16
  %24 = alloca %struct.pt, align 16
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %5, ptr align 16 %2, i64 32, i1 false), !tbaa.struct !5
  %25 = call noundef zeroext i1 @_ZNK2pteqES_(ptr noundef nonnull align 16 dereferenceable(32) %1, ptr noundef byval(%struct.pt) align 16 %5)
  br i1 %25, label %26, label %28

26:                                               ; preds = %3
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %6, ptr align 16 %1, i64 32, i1 false), !tbaa.struct !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %7, ptr align 16 %0, i64 32, i1 false), !tbaa.struct !5
  %27 = call noundef x86_fp80 @_Z4dist2ptS_(ptr noundef byval(%struct.pt) align 16 %6, ptr noundef byval(%struct.pt) align 16 %7)
  store x86_fp80 %27, ptr %4, align 16
  br label %39

28:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %9, ptr align 16 %1, i64 32, i1 false), !tbaa.struct !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %10, ptr align 16 %2, i64 32, i1 false), !tbaa.struct !5
  %29 = call noundef x86_fp80 @_Z6distSq2ptS_(ptr noundef byval(%struct.pt) align 16 %9, ptr noundef byval(%struct.pt) align 16 %10)
  store x86_fp80 %29, ptr %8, align 16, !tbaa !6
  call void @llvm.lifetime.start.p0(i64 16, ptr %11) #5
  call void @llvm.lifetime.start.p0(i64 16, ptr %12) #5
  store x86_fp80 0xK00000000000000000000, ptr %12, align 16, !tbaa !6
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %15, ptr align 16 %1, i64 32, i1 false), !tbaa.struct !5
  call void @_ZNK2ptmiES_(ptr dead_on_unwind writable sret(%struct.pt) align 16 %14, ptr noundef nonnull align 16 dereferenceable(32) %0, ptr noundef byval(%struct.pt) align 16 %15)
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %17, ptr align 16 %1, i64 32, i1 false), !tbaa.struct !5
  call void @_ZNK2ptmiES_(ptr dead_on_unwind writable sret(%struct.pt) align 16 %16, ptr noundef nonnull align 16 dereferenceable(32) %2, ptr noundef byval(%struct.pt) align 16 %17)
  %30 = call noundef x86_fp80 @_Z3dot2ptS_(ptr noundef byval(%struct.pt) align 16 %14, ptr noundef byval(%struct.pt) align 16 %16)
  store x86_fp80 %30, ptr %13, align 16, !tbaa !6
  %31 = call noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3maxIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16) %12, ptr noundef nonnull align 16 dereferenceable(16) %13)
  %32 = call noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3minIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16) %8, ptr noundef nonnull align 16 dereferenceable(16) %31)
  %33 = load x86_fp80, ptr %32, align 16, !tbaa !6
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %12) #5
  store x86_fp80 %33, ptr %11, align 16, !tbaa !6
  call void @llvm.lifetime.start.p0(i64 32, ptr %19) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %20) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %21, ptr align 16 %1, i64 32, i1 false), !tbaa.struct !5
  call void @_ZNK2ptmiES_(ptr dead_on_unwind writable sret(%struct.pt) align 16 %20, ptr noundef nonnull align 16 dereferenceable(32) %0, ptr noundef byval(%struct.pt) align 16 %21)
  %34 = load x86_fp80, ptr %8, align 16, !tbaa !6
  call void @_ZNK2ptmlEe(ptr dead_on_unwind writable sret(%struct.pt) align 16 %19, ptr noundef nonnull align 16 dereferenceable(32) %20, x86_fp80 noundef %34)
  call void @llvm.lifetime.start.p0(i64 32, ptr %23) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %24, ptr align 16 %1, i64 32, i1 false), !tbaa.struct !5
  call void @_ZNK2ptmiES_(ptr dead_on_unwind writable sret(%struct.pt) align 16 %23, ptr noundef nonnull align 16 dereferenceable(32) %2, ptr noundef byval(%struct.pt) align 16 %24)
  %35 = load x86_fp80, ptr %11, align 16, !tbaa !6
  call void @_ZNK2ptmlEe(ptr dead_on_unwind writable sret(%struct.pt) align 16 %22, ptr noundef nonnull align 16 dereferenceable(32) %23, x86_fp80 noundef %35)
  call void @_ZNK2ptmiES_(ptr dead_on_unwind writable sret(%struct.pt) align 16 %18, ptr noundef nonnull align 16 dereferenceable(32) %19, ptr noundef byval(%struct.pt) align 16 %22)
  %36 = call noundef x86_fp80 @_Z3abs2pt(ptr noundef byval(%struct.pt) align 16 %18)
  %37 = load x86_fp80, ptr %8, align 16, !tbaa !6
  %38 = fdiv x86_fp80 %36, %37
  store x86_fp80 %38, ptr %4, align 16
  call void @llvm.lifetime.end.p0(i64 32, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #5
  br label %39

39:                                               ; preds = %28, %26
  %40 = load x86_fp80, ptr %4, align 16
  ret x86_fp80 %40
}

attributes #0 = { 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 #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { 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 = !{i64 0, i64 16, !6, i64 16, i64 16, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"long double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


; 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.pt = type { x86_fp80, x86_fp80 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef x86_fp80 @_Z3dot2ptS_(ptr noundef byval(%struct.pt) align 16, ptr noundef byval(%struct.pt) align 16) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef x86_fp80 @_Z3abs2pt(ptr noundef byval(%struct.pt) align 16) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef x86_fp80 @_Z6distSq2ptS_(ptr noundef byval(%struct.pt) align 16, ptr noundef byval(%struct.pt) align 16) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK2ptmiES_(ptr dead_on_unwind noalias writable sret(%struct.pt) align 16, ptr noundef nonnull align 16 dereferenceable(32), ptr noundef byval(%struct.pt) align 16) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef x86_fp80 @_Z4dist2ptS_(ptr noundef byval(%struct.pt) align 16, ptr noundef byval(%struct.pt) align 16) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK2ptmlEe(ptr dead_on_unwind noalias writable sret(%struct.pt) align 16, ptr noundef nonnull align 16 dereferenceable(32), x86_fp80 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK2pteqES_(ptr noundef nonnull align 16 dereferenceable(32), ptr noundef byval(%struct.pt) align 16) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3minIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16), ptr noundef nonnull align 16 dereferenceable(16)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3maxIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16), ptr noundef nonnull align 16 dereferenceable(16)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
define dso_local noundef x86_fp80 @_Z9ptSegDist2ptS_S_(ptr noundef byval(%struct.pt) align 16 %0, ptr noundef nonnull byval(%struct.pt) align 16 %1, ptr noundef byval(%struct.pt) align 16 %2) local_unnamed_addr #1 {
  %4 = alloca x86_fp80, align 16
  %5 = alloca x86_fp80, align 16
  %6 = alloca x86_fp80, align 16
  %7 = alloca %struct.pt, align 16
  %8 = alloca %struct.pt, align 16
  %9 = alloca %struct.pt, align 16
  %10 = alloca %struct.pt, align 16
  %11 = alloca %struct.pt, align 16
  %12 = alloca %struct.pt, align 16
  %13 = alloca %struct.pt, align 16
  %14 = call noundef zeroext i1 @_ZNK2pteqES_(ptr noundef nonnull align 16 dereferenceable(32) %1, ptr noundef nonnull byval(%struct.pt) align 16 %2)
  br i1 %14, label %15, label %17

15:                                               ; preds = %3
  %16 = call noundef x86_fp80 @_Z4dist2ptS_(ptr noundef nonnull byval(%struct.pt) align 16 %1, ptr noundef nonnull byval(%struct.pt) align 16 %0)
  br label %27

17:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #4
  %18 = call noundef x86_fp80 @_Z6distSq2ptS_(ptr noundef nonnull byval(%struct.pt) align 16 %1, ptr noundef nonnull byval(%struct.pt) align 16 %2)
  store x86_fp80 %18, ptr %4, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #4
  store x86_fp80 0xK00000000000000000000, ptr %5, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #4
  call void @_ZNK2ptmiES_(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %7, ptr noundef nonnull align 16 dereferenceable(32) %0, ptr noundef nonnull byval(%struct.pt) align 16 %1)
  call void @_ZNK2ptmiES_(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %8, ptr noundef nonnull align 16 dereferenceable(32) %2, ptr noundef nonnull byval(%struct.pt) align 16 %1)
  %19 = call noundef x86_fp80 @_Z3dot2ptS_(ptr noundef nonnull byval(%struct.pt) align 16 %7, ptr noundef nonnull byval(%struct.pt) align 16 %8)
  store x86_fp80 %19, ptr %6, align 16, !tbaa !5
  %20 = call noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3maxIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16) %5, ptr noundef nonnull align 16 dereferenceable(16) %6)
  %21 = call noundef nonnull align 16 dereferenceable(16) ptr @_ZSt3minIeERKT_S2_S2_(ptr noundef nonnull align 16 dereferenceable(16) %4, ptr noundef nonnull align 16 dereferenceable(16) %20)
  %22 = load x86_fp80, ptr %21, align 16, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #4
  call void @_ZNK2ptmiES_(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %11, ptr noundef nonnull align 16 dereferenceable(32) %0, ptr noundef nonnull byval(%struct.pt) align 16 %1)
  %23 = load x86_fp80, ptr %4, align 16, !tbaa !5
  call void @_ZNK2ptmlEe(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %10, ptr noundef nonnull align 16 dereferenceable(32) %11, x86_fp80 noundef %23)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #4
  call void @_ZNK2ptmiES_(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %13, ptr noundef nonnull align 16 dereferenceable(32) %2, ptr noundef nonnull byval(%struct.pt) align 16 %1)
  call void @_ZNK2ptmlEe(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %12, ptr noundef nonnull align 16 dereferenceable(32) %13, x86_fp80 noundef %22)
  call void @_ZNK2ptmiES_(ptr dead_on_unwind nonnull writable sret(%struct.pt) align 16 %9, ptr noundef nonnull align 16 dereferenceable(32) %10, ptr noundef nonnull byval(%struct.pt) align 16 %12)
  %24 = call noundef x86_fp80 @_Z3abs2pt(ptr noundef nonnull byval(%struct.pt) align 16 %9)
  %25 = load x86_fp80, ptr %4, align 16, !tbaa !5
  %26 = fdiv x86_fp80 %24, %25
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #4
  br label %27

27:                                               ; preds = %17, %15
  %.0 = phi x86_fp80 [ %16, %15 ], [ %26, %17 ]
  ret x86_fp80 %.0
}

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { 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 = !{!"long double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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