; LLVM IR from specinfo-ua/UAPKI :: library/uapki/src/cert-validator.ll (ZN7UapkiNS13CertValidator15ExpectedCrlItemC2Ev)

; 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.UapkiNS::CertValidator::ExpectedCrlItem" = type { %"class.UapkiNS::SmartBA", %"class.UapkiNS::SmartBA", %"class.std::__cxx11::basic_string", i64, i64, %"class.UapkiNS::SmartBA" }
%"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.UapkiNS::SmartBA" = type { ptr }

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7UapkiNS7SmartBAD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7UapkiNS13CertValidator15ExpectedCrlItemC2Ev(ptr noundef nonnull align 8 dereferenceable(72) %0) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8
  %6 = getelementptr inbounds %"class.UapkiNS::CertValidator::ExpectedCrlItem", ptr %5, i32 0, i32 0
  call void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %6)
  %7 = getelementptr inbounds %"class.UapkiNS::CertValidator::ExpectedCrlItem", ptr %5, i32 0, i32 1
  invoke void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %8 unwind label %14

8:                                                ; preds = %1
  %9 = getelementptr inbounds %"class.UapkiNS::CertValidator::ExpectedCrlItem", ptr %5, i32 0, i32 2
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #2
  %10 = getelementptr inbounds %"class.UapkiNS::CertValidator::ExpectedCrlItem", ptr %5, i32 0, i32 3
  store i64 0, ptr %10, align 8, !tbaa !9
  %11 = getelementptr inbounds %"class.UapkiNS::CertValidator::ExpectedCrlItem", ptr %5, i32 0, i32 4
  store i64 0, ptr %11, align 8, !tbaa !15
  %12 = getelementptr inbounds %"class.UapkiNS::CertValidator::ExpectedCrlItem", ptr %5, i32 0, i32 5
  invoke void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %12)
          to label %13 unwind label %18

13:                                               ; preds = %8
  ret void

14:                                               ; preds = %1
  %15 = landingpad { ptr, i32 }
          cleanup
  %16 = extractvalue { ptr, i32 } %15, 0
  store ptr %16, ptr %3, align 8
  %17 = extractvalue { ptr, i32 } %15, 1
  store i32 %17, ptr %4, align 4
  br label %22

18:                                               ; preds = %8
  %19 = landingpad { ptr, i32 }
          cleanup
  %20 = extractvalue { ptr, i32 } %19, 0
  store ptr %20, ptr %3, align 8
  %21 = extractvalue { ptr, i32 } %19, 1
  store i32 %21, ptr %4, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #2
  call void @_ZN7UapkiNS7SmartBAD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %7) #2
  br label %22

22:                                               ; preds = %18, %14
  call void @_ZN7UapkiNS7SmartBAD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %6) #2
  br label %23

23:                                               ; preds = %22
  %24 = load ptr, ptr %3, align 8
  %25 = load i32, ptr %4, align 4
  %26 = insertvalue { ptr, i32 } poison, ptr %24, 0
  %27 = insertvalue { ptr, i32 } %26, i32 %25, 1
  resume { ptr, i32 } %27
}

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 = { 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, !14, i64 48}
!10 = !{!"_ZTSN7UapkiNS13CertValidator15ExpectedCrlItemE", !11, i64 0, !11, i64 8, !12, i64 16, !14, i64 48, !14, i64 56, !11, i64 64}
!11 = !{!"_ZTSN7UapkiNS7SmartBAE", !6, i64 0}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !13, i64 0, !14, i64 8, !7, i64 16}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!10, !14, i64 56}


; 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"

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN7UapkiNS13CertValidator15ExpectedCrlItemC2Ev(ptr noundef nonnull align 8 dereferenceable(72) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %0)
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  tail call void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %2)
  %3 = getelementptr inbounds i8, ptr %0, i64 16
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #2
  %4 = getelementptr inbounds i8, ptr %0, i64 48
  %5 = getelementptr inbounds i8, ptr %0, i64 64
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
  tail call void @_ZN7UapkiNS7SmartBAC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %5)
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

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: write) }
attributes #2 = { 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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass