; LLVM IR from SourangshuGhosh/Fluid-Simulation-for-Computer-Graphics :: src/polygonizer3d.ll (ZN13Polygonizer3d17polygonizeSurfaceEv)

; 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.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.TriangleMesh = type { %"class.std::vector.3", %"class.std::vector.3", %"class.std::vector.3", %"class.std::vector.8", i32, i32, i32, double, %"class.std::vector.13", %"class.std::vector.18", %class.Array3d.23 }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl" }
%"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl" = type { %"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl_data" }
%"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl" }
%"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl" = type { %"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl_data" }
%"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.13" = type { %"struct.std::_Vector_base.14" }
%"struct.std::_Vector_base.14" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.18" = type { %"struct.std::_Vector_base.19" }
%"struct.std::_Vector_base.19" = 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 }
%class.Array3d.23 = type <{ i32, i32, i32, [4 x i8], ptr, i8, [7 x i8], %"class.std::vector", i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.GridIndexVector = type { i32, i32, i32, %"class.std::vector" }
%class.Polygonizer3d = type <{ i32, i32, i32, [4 x i8], double, double, ptr, i8, [7 x i8], ptr, i8, [7 x i8] }>

@_ZSt4cerr = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [19 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [110 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [18 x i8], align 1
@__FUNCTION__._ZN13Polygonizer3d17polygonizeSurfaceEv = external hidden unnamed_addr constant [18 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

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: noreturn nounwind
declare void @abort() #4

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13Polygonizer3d17_findSurfaceCellsER15GridIndexVector(ptr noundef nonnull align 8 dereferenceable(57), ptr noundef nonnull align 8 dereferenceable(40)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13Polygonizer3d26_calculateSurfaceTrianglesER15GridIndexVectorR12TriangleMesh(ptr noundef nonnull align 8 dereferenceable(57), ptr noundef nonnull align 8 dereferenceable(40), ptr noundef nonnull align 8 dereferenceable(232)) #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN13Polygonizer3d17polygonizeSurfaceEv(ptr dead_on_unwind noalias writable sret(%class.TriangleMesh) align 8 %0, ptr noundef nonnull align 8 dereferenceable(57) %1) #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %class.GridIndexVector, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i1, align 1
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr %4, align 8
  %10 = getelementptr inbounds %class.Polygonizer3d, ptr %9, i32 0, i32 7
  %11 = load i8, ptr %10, align 8, !tbaa !9, !range !14, !noundef !15
  %12 = trunc i8 %11 to i1
  br i1 %12, label %23, label %13

13:                                               ; preds = %2
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef @.str)
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef @.str.7)
  %16 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef @.str.2)
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef @.str.3)
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef @.str.4)
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef @__FUNCTION__._ZN13Polygonizer3d17polygonizeSurfaceEv)
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef @.str.5)
  %21 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %20, i32 noundef 591)
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @abort() #6
  unreachable

23:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 40, ptr %5) #7
  %24 = getelementptr inbounds %class.Polygonizer3d, ptr %9, i32 0, i32 0
  %25 = load i32, ptr %24, align 8, !tbaa !16
  %26 = getelementptr inbounds %class.Polygonizer3d, ptr %9, i32 0, i32 1
  %27 = load i32, ptr %26, align 4, !tbaa !17
  %28 = getelementptr inbounds %class.Polygonizer3d, ptr %9, i32 0, i32 2
  %29 = load i32, ptr %28, align 8, !tbaa !18
  call void @_ZN15GridIndexVectorC1Eiii(ptr noundef nonnull align 8 dereferenceable(40) %5, i32 noundef %25, i32 noundef %27, i32 noundef %29)
  invoke void @_ZN13Polygonizer3d17_findSurfaceCellsER15GridIndexVector(ptr noundef nonnull align 8 dereferenceable(57) %9, ptr noundef nonnull align 8 dereferenceable(40) %5)
          to label %30 unwind label %35

30:                                               ; preds = %23
  store i1 false, ptr %8, align 1
  invoke void @_ZN12TriangleMeshC1Ev(ptr noundef nonnull align 8 dereferenceable(232) %0)
          to label %31 unwind label %35

31:                                               ; preds = %30
  invoke void @_ZN13Polygonizer3d26_calculateSurfaceTrianglesER15GridIndexVectorR12TriangleMesh(ptr noundef nonnull align 8 dereferenceable(57) %9, ptr noundef nonnull align 8 dereferenceable(40) %5, ptr noundef nonnull align 8 dereferenceable(232) %0)
          to label %32 unwind label %39

32:                                               ; preds = %31
  invoke void @_ZN12TriangleMesh19updateVertexNormalsEv(ptr noundef nonnull align 8 dereferenceable(232) %0)
          to label %33 unwind label %39

33:                                               ; preds = %32
  store i1 true, ptr %8, align 1
  %34 = load i1, ptr %8, align 1
  br i1 %34, label %44, label %43

35:                                               ; preds = %30, %23
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %6, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %7, align 4
  br label %45

39:                                               ; preds = %32, %31
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %6, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %7, align 4
  call void @_ZN12TriangleMeshD1Ev(ptr noundef nonnull align 8 dereferenceable(232) %0) #7
  br label %45

43:                                               ; preds = %33
  call void @_ZN12TriangleMeshD1Ev(ptr noundef nonnull align 8 dereferenceable(232) %0) #7
  br label %44

44:                                               ; preds = %43, %33
  call void @_ZN15GridIndexVectorD1Ev(ptr noundef nonnull align 8 dereferenceable(40) %5) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #7
  ret void

45:                                               ; preds = %39, %35
  call void @_ZN15GridIndexVectorD1Ev(ptr noundef nonnull align 8 dereferenceable(40) %5) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #7
  br label %46

46:                                               ; preds = %45
  %47 = load ptr, ptr %6, align 8
  %48 = load i32, ptr %7, align 4
  %49 = insertvalue { ptr, i32 } poison, ptr %47, 0
  %50 = insertvalue { ptr, i32 } %49, i32 %48, 1
  resume { ptr, i32 } %50
}

declare void @_ZN15GridIndexVectorC1Eiii(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef, i32 noundef, i32 noundef) unnamed_addr #2

declare void @_ZN12TriangleMeshC1Ev(ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #2

declare void @_ZN12TriangleMesh19updateVertexNormalsEv(ptr noundef nonnull align 8 dereferenceable(232)) #2

; Function Attrs: nounwind
declare void @_ZN12TriangleMeshD1Ev(ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #5

; Function Attrs: nounwind
declare void @_ZN15GridIndexVectorD1Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #5

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 = { "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 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 = { noreturn 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 #5 = { 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 #6 = { noreturn nounwind }
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, !13, i64 40}
!10 = !{!"_ZTS13Polygonizer3d", !11, i64 0, !11, i64 4, !11, i64 8, !12, i64 16, !12, i64 24, !6, i64 32, !13, i64 40, !6, i64 48, !13, i64 56}
!11 = !{!"int", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!"bool", !7, i64 0}
!14 = !{i8 0, i8 2}
!15 = !{}
!16 = !{!10, !11, i64 0}
!17 = !{!10, !11, i64 4}
!18 = !{!10, !11, i64 8}


; 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"

%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.TriangleMesh = type { %"class.std::vector.3", %"class.std::vector.3", %"class.std::vector.3", %"class.std::vector.8", i32, i32, i32, double, %"class.std::vector.13", %"class.std::vector.18", %class.Array3d.23 }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl" }
%"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl" = type { %"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl_data" }
%"struct.std::_Vector_base<vmath::vec3, std::allocator<vmath::vec3>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl" }
%"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl" = type { %"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl_data" }
%"struct.std::_Vector_base<Triangle, std::allocator<Triangle>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.13" = type { %"struct.std::_Vector_base.14" }
%"struct.std::_Vector_base.14" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.18" = type { %"struct.std::_Vector_base.19" }
%"struct.std::_Vector_base.19" = 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 }
%class.Array3d.23 = type <{ i32, i32, i32, [4 x i8], ptr, i8, [7 x i8], %"class.std::vector", i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.GridIndexVector = type { i32, i32, i32, %"class.std::vector" }

@_ZSt4cerr = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [19 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [110 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [18 x i8], align 1
@__FUNCTION__._ZN13Polygonizer3d17polygonizeSurfaceEv = external hidden unnamed_addr constant [18 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

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: noreturn nounwind
declare void @abort() local_unnamed_addr #4

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13Polygonizer3d17_findSurfaceCellsER15GridIndexVector(ptr noundef nonnull align 8 dereferenceable(57), ptr noundef nonnull align 8 dereferenceable(40)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13Polygonizer3d26_calculateSurfaceTrianglesER15GridIndexVectorR12TriangleMesh(ptr noundef nonnull align 8 dereferenceable(57), ptr noundef nonnull align 8 dereferenceable(40), ptr noundef nonnull align 8 dereferenceable(232)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN13Polygonizer3d17polygonizeSurfaceEv(ptr dead_on_unwind noalias writable sret(%class.TriangleMesh) align 8 %0, ptr noundef nonnull align 8 dereferenceable(57) %1) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %class.GridIndexVector, align 8
  %4 = getelementptr inbounds i8, ptr %1, i64 40
  %5 = load i8, ptr %4, align 8, !tbaa !5, !range !13, !noundef !14
  %6 = trunc nuw i8 %5 to i1
  br i1 %6, label %17, label %7

7:                                                ; preds = %2
  %8 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cerr, ptr noundef nonnull @.str)
  %9 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull @.str.7)
  %10 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull @.str.2)
  %11 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @.str.3)
  %12 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull @.str.4)
  %13 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull @__FUNCTION__._ZN13Polygonizer3d17polygonizeSurfaceEv)
  %14 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull @.str.5)
  %15 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 591)
  %16 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  tail call void @abort() #6
  unreachable

17:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #7
  %18 = load i32, ptr %1, align 8, !tbaa !15
  %19 = getelementptr inbounds i8, ptr %1, i64 4
  %20 = load i32, ptr %19, align 4, !tbaa !16
  %21 = getelementptr inbounds i8, ptr %1, i64 8
  %22 = load i32, ptr %21, align 8, !tbaa !17
  call void @_ZN15GridIndexVectorC1Eiii(ptr noundef nonnull align 8 dereferenceable(40) %3, i32 noundef %18, i32 noundef %20, i32 noundef %22)
  invoke void @_ZN13Polygonizer3d17_findSurfaceCellsER15GridIndexVector(ptr noundef nonnull align 8 dereferenceable(57) %1, ptr noundef nonnull align 8 dereferenceable(40) %3)
          to label %23 unwind label %26

23:                                               ; preds = %17
  invoke void @_ZN12TriangleMeshC1Ev(ptr noundef nonnull align 8 dereferenceable(232) %0)
          to label %24 unwind label %26

24:                                               ; preds = %23
  invoke void @_ZN13Polygonizer3d26_calculateSurfaceTrianglesER15GridIndexVectorR12TriangleMesh(ptr noundef nonnull align 8 dereferenceable(57) %1, ptr noundef nonnull align 8 dereferenceable(40) %3, ptr noundef nonnull align 8 dereferenceable(232) %0)
          to label %25 unwind label %28

25:                                               ; preds = %24
  invoke void @_ZN12TriangleMesh19updateVertexNormalsEv(ptr noundef nonnull align 8 dereferenceable(232) %0)
          to label %30 unwind label %28

26:                                               ; preds = %23, %17
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %31

28:                                               ; preds = %25, %24
  %29 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN12TriangleMeshD1Ev(ptr noundef nonnull align 8 dereferenceable(232) %0) #7
  br label %31

30:                                               ; preds = %25
  call void @_ZN15GridIndexVectorD1Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #7
  ret void

31:                                               ; preds = %28, %26
  %.pn = phi { ptr, i32 } [ %29, %28 ], [ %27, %26 ]
  call void @_ZN15GridIndexVectorD1Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #7
  resume { ptr, i32 } %.pn
}

declare void @_ZN15GridIndexVectorC1Eiii(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef, i32 noundef, i32 noundef) unnamed_addr #2

declare void @_ZN12TriangleMeshC1Ev(ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #2

declare void @_ZN12TriangleMesh19updateVertexNormalsEv(ptr noundef nonnull align 8 dereferenceable(232)) local_unnamed_addr #2

; Function Attrs: nounwind
declare void @_ZN12TriangleMeshD1Ev(ptr noundef nonnull align 8 dereferenceable(232)) unnamed_addr #5

; Function Attrs: nounwind
declare void @_ZN15GridIndexVectorD1Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #5

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 = { "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 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 = { noreturn 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 #5 = { 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 #6 = { noreturn nounwind }
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, !12, i64 40}
!6 = !{!"_ZTS13Polygonizer3d", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 16, !10, i64 24, !11, i64 32, !12, i64 40, !11, i64 48, !12, i64 56}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"double", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!"bool", !8, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!15 = !{!6, !7, i64 0}
!16 = !{!6, !7, i64 4}
!17 = !{!6, !7, i64 8}


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