; LLVM IR from stan-dev/math :: lib/boost_1.84.0/libs/container/src (pool_resource)

; 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.boost::container::pmr::pool_resource" = type { %"struct.boost::container::pmr::pool_options", ptr, %"class.boost::container::pmr::block_list_base", ptr, i64 }
%"struct.boost::container::pmr::pool_options" = type { i64, i64 }
%"class.boost::container::pmr::block_list_base" = type { %"struct.boost::container::pmr::list_node" }
%"struct.boost::container::pmr::list_node" = type { ptr, ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9container3pmr13pool_resource21priv_constructor_bodyEv(ptr noundef nonnull align 8 dereferenceable(56)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN5boost9container3pmr13pool_resourceC2ERKNS1_12pool_optionsEPNS1_15memory_resourceE(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef %2) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %7 = load ptr, ptr %4, align 8
  %8 = getelementptr inbounds %"class.boost::container::pmr::pool_resource", ptr %7, i32 0, i32 0
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %8, ptr align 8 %9, i64 16, i1 false), !tbaa.struct !9
  %10 = getelementptr inbounds %"class.boost::container::pmr::pool_resource", ptr %7, i32 0, i32 1
  %11 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %11, ptr %10, align 8, !tbaa !5
  %12 = getelementptr inbounds %"class.boost::container::pmr::pool_resource", ptr %7, i32 0, i32 2
  invoke void @_ZN5boost9container3pmr15block_list_baseINS1_17block_list_headerEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16) %12)
          to label %13 unwind label %17

13:                                               ; preds = %3
  %14 = getelementptr inbounds %"class.boost::container::pmr::pool_resource", ptr %7, i32 0, i32 3
  store ptr null, ptr %14, align 8, !tbaa !12
  %15 = getelementptr inbounds %"class.boost::container::pmr::pool_resource", ptr %7, i32 0, i32 4
  store i64 0, ptr %15, align 8, !tbaa !17
  invoke void @_ZN5boost9container3pmr13pool_resource21priv_constructor_bodyEv(ptr noundef nonnull align 8 dereferenceable(56) %7)
          to label %16 unwind label %17

16:                                               ; preds = %13
  ret void

17:                                               ; preds = %13, %3
  %18 = landingpad { ptr, i32 }
          catch ptr null
  %19 = extractvalue { ptr, i32 } %18, 0
  call void @__clang_call_terminate(ptr %19) #4
  unreachable
}

; 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) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9container3pmr15block_list_baseINS1_17block_list_headerEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #0 align 2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #3

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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { noinline noreturn nounwind uwtable "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 }

!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 = !{i64 0, i64 8, !10, i64 8, i64 8, !10}
!10 = !{!11, !11, i64 0}
!11 = !{!"long", !7, i64 0}
!12 = !{!13, !6, i64 40}
!13 = !{!"_ZTSN5boost9container3pmr13pool_resourceE", !14, i64 0, !6, i64 16, !15, i64 24, !6, i64 40, !11, i64 48}
!14 = !{!"_ZTSN5boost9container3pmr12pool_optionsE", !11, i64 0, !11, i64 8}
!15 = !{!"_ZTSN5boost9container3pmr15block_list_baseINS1_17block_list_headerEEE", !16, i64 0}
!16 = !{!"_ZTSN5boost9container3pmr9list_nodeE", !6, i64 0, !6, i64 8}
!17 = !{!13, !11, i64 48}


; 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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9container3pmr13pool_resource21priv_constructor_bodyEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN5boost9container3pmr13pool_resourceC2ERKNS1_12pool_optionsEPNS1_15memory_resourceE(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(16) %1, ptr noundef %2) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef nonnull align 8 dereferenceable(16) %1, i64 16, i1 false), !tbaa.struct !5
  %4 = getelementptr inbounds i8, ptr %0, i64 16
  store ptr %2, ptr %4, align 8, !tbaa !10
  %5 = getelementptr inbounds i8, ptr %0, i64 24
  invoke void @_ZN5boost9container3pmr15block_list_baseINS1_17block_list_headerEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16) %5)
          to label %6 unwind label %9

6:                                                ; preds = %3
  %7 = getelementptr inbounds i8, ptr %0, i64 40
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
  invoke void @_ZN5boost9container3pmr13pool_resource21priv_constructor_bodyEv(ptr noundef nonnull align 8 dereferenceable(56) %0)
          to label %8 unwind label %9

8:                                                ; preds = %6
  ret void

9:                                                ; preds = %6, %3
  %10 = landingpad { ptr, i32 }
          catch ptr null
  %11 = extractvalue { ptr, i32 } %10, 0
  tail call void @__clang_call_terminate(ptr %11) #5
  unreachable
}

; Function Attrs: mustprogress 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) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5boost9container3pmr15block_list_baseINS1_17block_list_headerEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #0 align 2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { noinline noreturn nounwind uwtable "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { noreturn 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 8, !6, i64 8, i64 8, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!11, !11, i64 0}
!11 = !{!"any pointer", !8, i64 0}


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