; LLVM IR from hbatagelo/abcg :: abcg/external/glslang/SPIRV/SpvBuilder.ll (ZN3spv7Builder16makeNullConstantEj)

; 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::unique_ptr" = type { %"struct.std::__uniq_ptr_data" }
%"struct.std::__uniq_ptr_data" = type { %"class.std::__uniq_ptr_impl" }
%"class.std::__uniq_ptr_impl" = type { %"class.std::tuple" }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Head_base.82" }
%"struct.std::_Head_base.82" = type { ptr }
%"class.spv::Builder" = type { ptr, i32, i32, i32, i32, %"class.std::__cxx11::basic_string", i32, ptr, i8, %"class.std::set", %"class.std::vector", %"class.std::vector", i32, i32, %"class.std::set.6", i32, %"class.spv::Module", ptr, i32, ptr, i8, [7 x i8], %"struct.spv::Builder::AccessChain", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.27", %"class.std::vector.32", %"class.std::unordered_map", %"class.std::unordered_map", %"class.std::unordered_map", %"class.std::vector.17", %"class.std::stack", %"class.std::stack.45", %"class.std::unordered_map.52", %"class.std::map", ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::_Identity<std::__cxx11::basic_string<char>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::_Identity<std::__cxx11::basic_string<char>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<const char *, std::allocator<const char *>>::_Vector_impl" }
%"struct.std::_Vector_base<const char *, std::allocator<const char *>>::_Vector_impl" = type { %"struct.std::_Vector_base<const char *, std::allocator<const char *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<const char *, std::allocator<const char *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::set.6" = type { %"class.std::_Rb_tree.7" }
%"class.std::_Rb_tree.7" = type { %"struct.std::_Rb_tree<spv::Capability, spv::Capability, std::_Identity<spv::Capability>, std::less<spv::Capability>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<spv::Capability, spv::Capability, std::_Identity<spv::Capability>, std::less<spv::Capability>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"class.spv::Module" = type { ptr, %"class.std::vector.12", %"class.std::vector.17" }
%"class.std::vector.12" = type { %"struct.std::_Vector_base.13" }
%"struct.std::_Vector_base.13" = type { %"struct.std::_Vector_base<spv::Function *, std::allocator<spv::Function *>>::_Vector_impl" }
%"struct.std::_Vector_base<spv::Function *, std::allocator<spv::Function *>>::_Vector_impl" = type { %"struct.std::_Vector_base<spv::Function *, std::allocator<spv::Function *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<spv::Function *, std::allocator<spv::Function *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.spv::Builder::AccessChain" = type <{ i32, [4 x i8], %"class.std::vector.22", i32, [4 x i8], %"class.std::vector.22", i32, i32, i8, [3 x i8], i32, %"struct.spv::Builder::AccessChain::CoherentFlags", [4 x i8] }>
%"class.std::vector.22" = type { %"struct.std::_Vector_base.23" }
%"struct.std::_Vector_base.23" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.spv::Builder::AccessChain::CoherentFlags" = type { i16, [2 x i8] }
%"class.std::vector.27" = type { %"struct.std::_Vector_base.28" }
%"struct.std::_Vector_base.28" = type { %"struct.std::_Vector_base<std::unique_ptr<spv::Instruction>, std::allocator<std::unique_ptr<spv::Instruction>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::unique_ptr<spv::Instruction>, std::allocator<std::unique_ptr<spv::Instruction>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::unique_ptr<spv::Instruction>, std::allocator<std::unique_ptr<spv::Instruction>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::unique_ptr<spv::Instruction>, std::allocator<std::unique_ptr<spv::Instruction>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.32" = type { %"struct.std::_Vector_base.33" }
%"struct.std::_Vector_base.33" = type { %"struct.std::_Vector_base<std::unique_ptr<spv::Function>, std::allocator<std::unique_ptr<spv::Function>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::unique_ptr<spv::Function>, std::allocator<std::unique_ptr<spv::Function>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::unique_ptr<spv::Function>, std::allocator<std::unique_ptr<spv::Function>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::unique_ptr<spv::Function>, std::allocator<std::unique_ptr<spv::Function>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::vector.17" = type { %"struct.std::_Vector_base.18" }
%"struct.std::_Vector_base.18" = type { %"struct.std::_Vector_base<spv::Instruction *, std::allocator<spv::Instruction *>>::_Vector_impl" }
%"struct.std::_Vector_base<spv::Instruction *, std::allocator<spv::Instruction *>>::_Vector_impl" = type { %"struct.std::_Vector_base<spv::Instruction *, std::allocator<spv::Instruction *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<spv::Instruction *, std::allocator<spv::Instruction *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<spv::Block *, std::allocator<spv::Block *>>::_Deque_impl" }
%"struct.std::_Deque_base<spv::Block *, std::allocator<spv::Block *>>::_Deque_impl" = type { %"struct.std::_Deque_base<spv::Block *, std::allocator<spv::Block *>>::_Deque_impl_data" }
%"struct.std::_Deque_base<spv::Block *, std::allocator<spv::Block *>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"class.std::stack.45" = type { %"class.std::deque.46" }
%"class.std::deque.46" = type { %"class.std::_Deque_base.47" }
%"class.std::_Deque_base.47" = type { %"struct.std::_Deque_base<spv::Builder::LoopBlocks, std::allocator<spv::Builder::LoopBlocks>>::_Deque_impl" }
%"struct.std::_Deque_base<spv::Builder::LoopBlocks, std::allocator<spv::Builder::LoopBlocks>>::_Deque_impl" = type { %"struct.std::_Deque_base<spv::Builder::LoopBlocks, std::allocator<spv::Builder::LoopBlocks>>::_Deque_impl_data" }
%"struct.std::_Deque_base<spv::Builder::LoopBlocks, std::allocator<spv::Builder::LoopBlocks>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator.51", %"struct.std::_Deque_iterator.51" }
%"struct.std::_Deque_iterator.51" = type { ptr, ptr, ptr, ptr }
%"class.std::unordered_map.52" = type { %"class.std::_Hashtable.53" }
%"class.std::_Hashtable.53" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"class.std::map" = type { %"class.std::_Rb_tree.72" }
%"class.std::_Rb_tree.72" = type { %"struct.std::_Rb_tree<unsigned int, std::pair<const unsigned int, const std::__cxx11::basic_string<char> *>, std::_Select1st<std::pair<const unsigned int, const std::__cxx11::basic_string<char> *>>, std::less<unsigned int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<unsigned int, std::pair<const unsigned int, const std::__cxx11::basic_string<char> *>, std::_Select1st<std::pair<const unsigned int, const std::__cxx11::basic_string<char> *>>, std::less<unsigned int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN3spv7Builder11getUniqueIdEv(ptr noundef nonnull align 8 dereferenceable(1096)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3spv11InstructionC2EjjNS_2OpE(ptr noundef nonnull align 8 dereferenceable(96), i32 noundef, i32 noundef, i32 noundef) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3spv6Module14mapInstructionEPNS_11InstructionE(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt10unique_ptrIN3spv11InstructionESt14default_deleteIS2_EESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EEC2IS3_vEEPS1_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK3spv11Instruction11getResultIdEv(ptr noundef nonnull align 8 dereferenceable(96)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIPN3spv11InstructionESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIPN3spv11InstructionESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN3spv11InstructionESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK3spv11Instruction9getTypeIdEv(ptr noundef nonnull align 8 dereferenceable(96)) #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN3spv7Builder16makeNullConstantEj(ptr noundef nonnull align 8 dereferenceable(1096) %0, i32 noundef %1) #4 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::unique_ptr", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  %14 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %15

15:                                               ; preds = %36, %2
  %16 = load i32, ptr %8, align 4, !tbaa !9
  %17 = getelementptr inbounds %"class.spv::Builder", ptr %14, i32 0, i32 35
  %18 = call noundef i64 @_ZNKSt6vectorIPN3spv11InstructionESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %17) #5
  %19 = trunc i64 %18 to i32
  %20 = icmp slt i32 %16, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %39

22:                                               ; preds = %15
  %23 = getelementptr inbounds %"class.spv::Builder", ptr %14, i32 0, i32 35
  %24 = load i32, ptr %8, align 4, !tbaa !9
  %25 = sext i32 %24 to i64
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN3spv11InstructionESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %25) #5
  %27 = load ptr, ptr %26, align 8, !tbaa !5
  store ptr %27, ptr %6, align 8, !tbaa !5
  %28 = load ptr, ptr %6, align 8, !tbaa !5
  %29 = call noundef i32 @_ZNK3spv11Instruction9getTypeIdEv(ptr noundef nonnull align 8 dereferenceable(96) %28)
  %30 = load i32, ptr %5, align 4, !tbaa !9
  %31 = icmp eq i32 %29, %30
  br i1 %31, label %32, label %35

32:                                               ; preds = %22
  %33 = load ptr, ptr %6, align 8, !tbaa !5
  %34 = call noundef i32 @_ZNK3spv11Instruction11getResultIdEv(ptr noundef nonnull align 8 dereferenceable(96) %33)
  store i32 %34, ptr %7, align 4, !tbaa !9
  br label %35

35:                                               ; preds = %32, %22
  br label %36

36:                                               ; preds = %35
  %37 = load i32, ptr %8, align 4, !tbaa !9
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr %8, align 4, !tbaa !9
  br label %15, !llvm.loop !11

39:                                               ; preds = %21
  %40 = load i32, ptr %7, align 4, !tbaa !9
  %41 = icmp ne i32 %40, 0
  br i1 %41, label %42, label %44

42:                                               ; preds = %39
  %43 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %43, ptr %3, align 4
  store i32 1, ptr %9, align 4
  br label %67

44:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %45 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 96) #6
  %46 = invoke noundef i32 @_ZN3spv7Builder11getUniqueIdEv(ptr noundef nonnull align 8 dereferenceable(1096) %14)
          to label %47 unwind label %58

47:                                               ; preds = %44
  %48 = load i32, ptr %5, align 4, !tbaa !9
  invoke void @_ZN3spv11InstructionC2EjjNS_2OpE(ptr noundef nonnull align 8 dereferenceable(96) %45, i32 noundef %46, i32 noundef %48, i32 noundef 46)
          to label %49 unwind label %58

49:                                               ; preds = %47
  store ptr %45, ptr %10, align 8, !tbaa !5
  %50 = getelementptr inbounds %"class.spv::Builder", ptr %14, i32 0, i32 29
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %51 = load ptr, ptr %10, align 8, !tbaa !5
  call void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EEC2IS3_vEEPS1_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef %51) #5
  invoke void @_ZNSt6vectorISt10unique_ptrIN3spv11InstructionESt14default_deleteIS2_EESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %50, ptr noundef nonnull align 8 dereferenceable(8) %13)
          to label %52 unwind label %62

52:                                               ; preds = %49
  call void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  %53 = getelementptr inbounds %"class.spv::Builder", ptr %14, i32 0, i32 35
  call void @_ZNSt6vectorIPN3spv11InstructionESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %53, ptr noundef nonnull align 8 dereferenceable(8) %10)
  %54 = getelementptr inbounds %"class.spv::Builder", ptr %14, i32 0, i32 16
  %55 = load ptr, ptr %10, align 8, !tbaa !5
  call void @_ZN3spv6Module14mapInstructionEPNS_11InstructionE(ptr noundef nonnull align 8 dereferenceable(56) %54, ptr noundef %55)
  %56 = load ptr, ptr %10, align 8, !tbaa !5
  %57 = call noundef i32 @_ZNK3spv11Instruction11getResultIdEv(ptr noundef nonnull align 8 dereferenceable(96) %56)
  store i32 %57, ptr %3, align 4
  store i32 1, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %67

58:                                               ; preds = %47, %44
  %59 = landingpad { ptr, i32 }
          cleanup
  %60 = extractvalue { ptr, i32 } %59, 0
  store ptr %60, ptr %11, align 8
  %61 = extractvalue { ptr, i32 } %59, 1
  store i32 %61, ptr %12, align 4
  call void @_ZdlPvm(ptr noundef %45, i64 noundef 96) #7
  br label %66

62:                                               ; preds = %49
  %63 = landingpad { ptr, i32 }
          cleanup
  %64 = extractvalue { ptr, i32 } %63, 0
  store ptr %64, ptr %11, align 8
  %65 = extractvalue { ptr, i32 } %63, 1
  store i32 %65, ptr %12, align 4
  call void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %66

66:                                               ; preds = %62, %58
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %69

67:                                               ; preds = %52, %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %68 = load i32, ptr %3, align 4
  ret i32 %68

69:                                               ; preds = %66
  %70 = load ptr, ptr %11, align 8
  %71 = load i32, ptr %12, align 4
  %72 = insertvalue { ptr, i32 } poison, ptr %70, 0
  %73 = insertvalue { ptr, i32 } %72, i32 %71, 1
  resume { ptr, i32 } %73
}

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { 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 = { nounwind }
attributes #6 = { builtin allocsize(0) }
attributes #7 = { 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, !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"

%"class.std::unique_ptr" = type { %"struct.std::__uniq_ptr_data" }
%"struct.std::__uniq_ptr_data" = type { %"class.std::__uniq_ptr_impl" }
%"class.std::__uniq_ptr_impl" = type { %"class.std::tuple" }
%"class.std::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Head_base.82" }
%"struct.std::_Head_base.82" = type { ptr }

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN3spv7Builder11getUniqueIdEv(ptr noundef nonnull align 8 dereferenceable(1096)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3spv11InstructionC2EjjNS_2OpE(ptr noundef nonnull align 8 dereferenceable(96), i32 noundef, i32 noundef, i32 noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3spv6Module14mapInstructionEPNS_11InstructionE(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt10unique_ptrIN3spv11InstructionESt14default_deleteIS2_EESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EEC2IS3_vEEPS1_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK3spv11Instruction11getResultIdEv(ptr noundef nonnull align 8 dereferenceable(96)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIPN3spv11InstructionESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIPN3spv11InstructionESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN3spv11InstructionESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK3spv11Instruction9getTypeIdEv(ptr noundef nonnull align 8 dereferenceable(96)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN3spv7Builder16makeNullConstantEj(ptr noundef nonnull align 8 dereferenceable(1096) %0, i32 noundef %1) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca %"class.std::unique_ptr", align 8
  %5 = getelementptr inbounds i8, ptr %0, i64 800
  %6 = tail call noundef i64 @_ZNKSt6vectorIPN3spv11InstructionESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  %7 = trunc i64 %6 to i32
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %.lr.ph, label %._crit_edge.thread

._crit_edge:                                      ; preds = %15
  %.not = icmp eq i32 %.1, 0
  br i1 %.not, label %._crit_edge.thread, label %29

.lr.ph:                                           ; preds = %2, %15
  %indvars.iv = phi i64 [ %indvars.iv.next, %15 ], [ 0, %2 ]
  %.01215 = phi i32 [ %.1, %15 ], [ 0, %2 ]
  %9 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN3spv11InstructionESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #4
  %10 = load ptr, ptr %9, align 8, !tbaa !5
  %11 = tail call noundef i32 @_ZNK3spv11Instruction9getTypeIdEv(ptr noundef nonnull align 8 dereferenceable(96) %10)
  %12 = icmp eq i32 %11, %1
  br i1 %12, label %13, label %15

13:                                               ; preds = %.lr.ph
  %14 = tail call noundef i32 @_ZNK3spv11Instruction11getResultIdEv(ptr noundef nonnull align 8 dereferenceable(96) %10)
  br label %15

15:                                               ; preds = %.lr.ph, %13
  %.1 = phi i32 [ %14, %13 ], [ %.01215, %.lr.ph ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %16 = tail call noundef i64 @_ZNKSt6vectorIPN3spv11InstructionESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  %sext = shl i64 %16, 32
  %17 = ashr exact i64 %sext, 32
  %18 = icmp slt i64 %indvars.iv.next, %17
  br i1 %18, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge.thread:                               ; preds = %2, %._crit_edge
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %19 = tail call noalias noundef nonnull dereferenceable(96) ptr @_Znwm(i64 noundef 96) #5
  %20 = tail call noundef i32 @_ZN3spv7Builder11getUniqueIdEv(ptr noundef nonnull align 8 dereferenceable(1096) %0)
  tail call void @_ZN3spv11InstructionC2EjjNS_2OpE(ptr noundef nonnull align 8 dereferenceable(96) %19, i32 noundef %20, i32 noundef %1, i32 noundef 46)
  store ptr %19, ptr %3, align 8, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %0, i64 560
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  call void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EEC2IS3_vEEPS1_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull %19) #4
  invoke void @_ZNSt6vectorISt10unique_ptrIN3spv11InstructionESt14default_deleteIS2_EESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %21, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %22 unwind label %27

22:                                               ; preds = %._crit_edge.thread
  call void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @_ZNSt6vectorIPN3spv11InstructionESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(8) %3)
  %23 = getelementptr inbounds i8, ptr %0, i64 240
  %24 = load ptr, ptr %3, align 8, !tbaa !5
  call void @_ZN3spv6Module14mapInstructionEPNS_11InstructionE(ptr noundef nonnull align 8 dereferenceable(56) %23, ptr noundef %24)
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = call noundef i32 @_ZNK3spv11Instruction11getResultIdEv(ptr noundef nonnull align 8 dereferenceable(96) %25)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br label %29

27:                                               ; preds = %._crit_edge.thread
  %28 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt10unique_ptrIN3spv11InstructionESt14default_deleteIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  resume { ptr, i32 } %28

29:                                               ; preds = %._crit_edge, %22
  %.0 = phi i32 [ %26, %22 ], [ %.1, %._crit_edge ]
  ret i32 %.0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 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 }
attributes #5 = { builtin allocsize(0) }

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


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass