; LLVM IR from kmilo17pet/QuarkTS-cpp :: src/fsm.ll (ZN3qOS2sm15signalPublisherC2Ev)

; 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.qOS::sm::signalPublisher" = type { ptr, [8 x i32], [8 x [4 x ptr]] }

@_ZTVN3qOS2sm15signalPublisherE = external dso_local unnamed_addr constant { [4 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3qOS2sm15signalPublisherC2Ev(ptr noundef nonnull align 8 dereferenceable(296) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 16) ({ [4 x ptr] }, ptr @_ZTVN3qOS2sm15signalPublisherE, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %"class.qOS::sm::signalPublisher", ptr %3, i32 0, i32 1
  store i32 -1, ptr %4, align 4, !tbaa !11
  %5 = getelementptr inbounds i32, ptr %4, i64 1
  %6 = getelementptr inbounds i32, ptr %4, i64 8
  br label %7

7:                                                ; preds = %7, %1
  %8 = phi ptr [ %5, %1 ], [ %9, %7 ]
  store i32 0, ptr %8, align 4, !tbaa !11
  %9 = getelementptr inbounds i32, ptr %8, i64 1
  %10 = icmp eq ptr %9, %6
  br i1 %10, label %11, label %7

11:                                               ; preds = %7
  call void @_ZN3qOS2sm15signalPublisher14unsubscribeAllEv(ptr noundef nonnull align 8 dereferenceable(296) %3) #1
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3qOS2sm15signalPublisher14unsubscribeAllEv(ptr noundef nonnull align 8 dereferenceable(296)) #0 align 2

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 = { 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 = !{!"_ZTSN3qOS2sm8signalIDE", !7, i64 0}


; 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"

@_ZTVN3qOS2sm15signalPublisherE = external dso_local unnamed_addr constant { [4 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3qOS2sm15signalPublisherC2Ev(ptr noundef nonnull align 8 dereferenceable(296) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 16) (i8, ptr @_ZTVN3qOS2sm15signalPublisherE, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 -1, ptr %2, align 8, !tbaa !8
  %scevgep = getelementptr inbounds i8, ptr %0, i64 12
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(28) %scevgep, i8 0, i64 28, i1 false), !tbaa !8
  tail call void @_ZN3qOS2sm15signalPublisher14unsubscribeAllEv(ptr noundef nonnull align 8 dereferenceable(296) %0) #2
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3qOS2sm15signalPublisher14unsubscribeAllEv(ptr noundef nonnull align 8 dereferenceable(296)) local_unnamed_addr #0 align 2

; 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)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"_ZTSN3qOS2sm8signalIDE", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InstCombinePass,LoopIdiomRecognizePass,SROAPass,TailCallElimPass