; LLVM IR from buresjan/optim_lbm :: nomad/src/Algos/Mads/MadsInitialization.ll (ZN9NOMAD_4_318MadsInitialization6runImpEv)

; 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.NOMAD_4_3::Step" = type <{ ptr, ptr, i32, [4 x i8], %"class.std::shared_ptr.3", %"class.std::shared_ptr.6", %"class.std::shared_ptr.9", %"class.NOMAD_4_3::SuccessStats", i32, [4 x i8] }>
%"class.std::shared_ptr.3" = type { %"class.std::__shared_ptr.4" }
%"class.std::__shared_ptr.4" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::shared_ptr.6" = type { %"class.std::__shared_ptr.7" }
%"class.std::__shared_ptr.7" = type { ptr, %"class.std::__shared_count" }
%"class.std::shared_ptr.9" = type { %"class.std::__shared_ptr.10" }
%"class.std::__shared_ptr.10" = type { ptr, %"class.std::__shared_count" }
%"class.NOMAD_4_3::SuccessStats" = type { %"class.std::map", i64, i64 }
%"class.std::map" = type { %"class.std::_Rb_tree.12" }
%"class.std::_Rb_tree.12" = type { %"struct.std::_Rb_tree<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>, std::_Select1st<std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>>, std::less<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>, std::_Select1st<std::pair<const std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>, unsigned long>>, std::less<std::pair<NOMAD_4_3::StepType, NOMAD_4_3::SuccessType>>>::_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 }

; 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: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN9NOMAD_4_318MadsInitialization6runImpEv(ptr noundef nonnull align 8 dereferenceable(410) %0) unnamed_addr #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i8, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #3
  %5 = getelementptr inbounds %"class.NOMAD_4_3::Step", ptr %4, i32 0, i32 4
  %6 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_314AllStopReasonsELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  %7 = load ptr, ptr %6, align 8, !tbaa !9
  %8 = getelementptr inbounds ptr, ptr %7, i64 4
  %9 = load ptr, ptr %8, align 8
  %10 = call noundef zeroext i1 %9(ptr noundef nonnull align 8 dereferenceable(24) %6)
  %11 = xor i1 %10, true
  %12 = zext i1 %11 to i8
  store i8 %12, ptr %3, align 1, !tbaa !11
  %13 = load i8, ptr %3, align 1, !tbaa !11, !range !13, !noundef !14
  %14 = trunc i8 %13 to i1
  br i1 %14, label %15, label %25

15:                                               ; preds = %1
  %16 = call noundef zeroext i1 @_ZN9NOMAD_4_318MadsInitialization8eval_x0sEv(ptr noundef nonnull align 8 dereferenceable(410) %4)
  %17 = getelementptr inbounds %"class.NOMAD_4_3::Step", ptr %4, i32 0, i32 4
  %18 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_314AllStopReasonsELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %17) #3
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  %20 = getelementptr inbounds ptr, ptr %19, i64 4
  %21 = load ptr, ptr %20, align 8
  %22 = call noundef zeroext i1 %21(ptr noundef nonnull align 8 dereferenceable(24) %18)
  %23 = xor i1 %22, true
  %24 = zext i1 %23 to i8
  store i8 %24, ptr %3, align 1, !tbaa !11
  br label %25

25:                                               ; preds = %15, %1
  %26 = load i8, ptr %3, align 1, !tbaa !11, !range !13, !noundef !14
  %27 = trunc i8 %26 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #3
  ret i1 %27
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_314AllStopReasonsELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN9NOMAD_4_318MadsInitialization8eval_x0sEv(ptr noundef nonnull align 8 dereferenceable(410)) #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}


; 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 uwtable
define dso_local noundef zeroext i1 @_ZN9NOMAD_4_318MadsInitialization6runImpEv(ptr noundef nonnull align 8 dereferenceable(410) %0) unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 24
  %3 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_314AllStopReasonsELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %2) #2
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %4, i64 32
  %6 = load ptr, ptr %5, align 8
  %7 = tail call noundef zeroext i1 %6(ptr noundef nonnull align 8 dereferenceable(24) %3)
  br i1 %7, label %16, label %8

8:                                                ; preds = %1
  %9 = tail call noundef zeroext i1 @_ZN9NOMAD_4_318MadsInitialization8eval_x0sEv(ptr noundef nonnull align 8 dereferenceable(410) %0)
  %10 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_314AllStopReasonsELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %2) #2
  %11 = load ptr, ptr %10, align 8, !tbaa !5
  %12 = getelementptr inbounds i8, ptr %11, i64 32
  %13 = load ptr, ptr %12, align 8
  %14 = tail call noundef zeroext i1 %13(ptr noundef nonnull align 8 dereferenceable(24) %10)
  %15 = xor i1 %14, true
  br label %16

16:                                               ; preds = %8, %1
  %.0.in.in = phi i1 [ %15, %8 ], [ false, %1 ]
  ret i1 %.0.in.in
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessIN9NOMAD_4_314AllStopReasonsELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN9NOMAD_4_318MadsInitialization8eval_x0sEv(ptr noundef nonnull align 8 dereferenceable(410)) local_unnamed_addr #0 align 2

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 = { 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


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