; LLVM IR from kmilo17pet/QuarkTS-cpp :: src/task.ll (ZNK3qOS4task8getStateEv)

; 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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK3qOS4task7getFlagEj(ptr noundef nonnull align 8 dereferenceable(150), i32 noundef) #0 align 2

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

; 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
define dso_local noundef i32 @_ZNK3qOS4task8getStateEv(ptr noundef nonnull align 8 dereferenceable(150) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #2
  %5 = call noundef zeroext i1 @_ZNK3qOS4task7getFlagEj(ptr noundef nonnull align 8 dereferenceable(150) %4, i32 noundef 64) #2
  %6 = zext i1 %5 to i32
  store i32 %6, ptr %3, align 4, !tbaa !9
  %7 = load i32, ptr %3, align 4, !tbaa !9
  %8 = icmp ne i32 0, %7
  br i1 %8, label %9, label %12

9:                                                ; preds = %1
  %10 = call noundef zeroext i1 @_ZNK3qOS4task7getFlagEj(ptr noundef nonnull align 8 dereferenceable(150) %4, i32 noundef 2) #2
  %11 = zext i1 %10 to i32
  store i32 %11, ptr %3, align 4, !tbaa !9
  br label %12

12:                                               ; preds = %9, %1
  %13 = load i32, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #2
  ret i32 %13
}

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 nosync nounwind willreturn memory(argmem: readwrite) }
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, !10, i64 0}
!10 = !{!"_ZTSN3qOS9taskStateE", !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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK3qOS4task7getFlagEj(ptr noundef nonnull align 8 dereferenceable(150), i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef range(i32 0, 2) i32 @_ZNK3qOS4task8getStateEv(ptr noundef nonnull align 8 dereferenceable(150) %0) local_unnamed_addr #0 align 2 {
  %2 = tail call noundef zeroext i1 @_ZNK3qOS4task7getFlagEj(ptr noundef nonnull align 8 dereferenceable(150) %0, i32 noundef 64) #1
  br i1 %2, label %3, label %6

3:                                                ; preds = %1
  %4 = tail call noundef zeroext i1 @_ZNK3qOS4task7getFlagEj(ptr noundef nonnull align 8 dereferenceable(150) %0, i32 noundef 2) #1
  %5 = zext i1 %4 to i32
  br label %6

6:                                                ; preds = %3, %1
  %.0.in = phi i32 [ %5, %3 ], [ 0, %1 ]
  ret i32 %.0.in
}

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)"}


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