; LLVM IR from bqi343/cp-notebook :: Contests/USACO Solutions/2020-21/Dec/Plat (sleeping)

; 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.std::vector.7" = type { %"struct.std::_Vector_base.8" }
%"struct.std::_Vector_base.8" = type { %"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl" }
%"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl" = type { %"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.mint = type { i32 }
%"class.__gnu_cxx::__normal_iterator.12" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { 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 nounwind uwtable
declare dso_local void @_ZN4mintILi1000000007ELi5EEC2Ex(ptr noundef nonnull align 4 dereferenceable(4), i64 noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3lefSt6vectorI4mintILi1000000007ELi5EESaIS1_EE(ptr dead_on_unwind noalias writable sret(%"class.std::vector.7") align 8 %0, ptr noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %struct.mint, align 4
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.12", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %10

10:                                               ; preds = %23, %2
  %11 = load i32, ptr %5, align 4, !tbaa !9
  %12 = call noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %13 = trunc i64 %12 to i32
  %14 = icmp slt i32 %11, %13
  br i1 %14, label %16, label %15

15:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %26

16:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %17 = load i32, ptr %5, align 4, !tbaa !9
  %18 = sext i32 %17 to i64
  call void @_ZN4mintILi1000000007ELi5EEC2Ex(ptr noundef nonnull align 4 dereferenceable(4) %6, i64 noundef %18)
  %19 = load i32, ptr %5, align 4, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %20) #4
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN4mintILi1000000007ELi5EEmLERKS0_(ptr noundef nonnull align 4 dereferenceable(4) %21, ptr noundef nonnull align 4 dereferenceable(4) %6)
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  br label %23

23:                                               ; preds = %16
  %24 = load i32, ptr %5, align 4, !tbaa !9
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr %5, align 4, !tbaa !9
  br label %10, !llvm.loop !11

26:                                               ; preds = %15
  %27 = call noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %28 = trunc i64 %27 to i32
  %29 = icmp ne i32 %28, 0
  br i1 %29, label %30, label %37

30:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %31 = call ptr @_ZSt5beginISt6vectorI4mintILi1000000007ELi5EESaIS2_EEEDTcldtfp_5beginEERT_(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %32 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %31, ptr %32, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPK4mintILi1000000007ELi5EESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  %33 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.12", ptr %7, i32 0, i32 0
  %34 = load ptr, ptr %33, align 8
  %35 = call ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr %34)
  %36 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %35, ptr %36, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %37

37:                                               ; preds = %30, %26
  call void @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEC2EOS3_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN4mintILi1000000007ELi5EEmLERKS0_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local ptr @_ZSt5beginISt6vectorI4mintILi1000000007ELi5EESaIS2_EEEDTcldtfp_5beginEERT_(ptr noundef nonnull align 8 dereferenceable(24)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPK4mintILi1000000007ELi5EESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEC2EOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { inlinehint 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 #4 = { 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 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

%"class.std::vector.7" = type { %"struct.std::_Vector_base.8" }
%"struct.std::_Vector_base.8" = type { %"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl" }
%"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl" = type { %"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<mint<1000000007, 5>, std::allocator<mint<1000000007, 5>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.mint = type { i32 }
%"class.__gnu_cxx::__normal_iterator.12" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4mintILi1000000007ELi5EEC2Ex(ptr noundef nonnull align 4 dereferenceable(4), i64 noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3lefSt6vectorI4mintILi1000000007ELi5EESaIS1_EE(ptr dead_on_unwind noalias writable sret(%"class.std::vector.7") align 8 %0, ptr noundef nonnull %1) local_unnamed_addr #2 {
  %3 = alloca %struct.mint, align 4
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.12", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = tail call noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %7 = trunc i64 %6 to i32
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  %9 = call noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %10 = and i64 %9, 4294967295
  %.not = icmp eq i64 %10, 0
  br i1 %.not, label %20, label %16

.lr.ph:                                           ; preds = %2, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %2 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  call void @_ZN4mintILi1000000007ELi5EEC2Ex(ptr noundef nonnull align 4 dereferenceable(4) %3, i64 noundef %indvars.iv)
  %11 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %12 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN4mintILi1000000007ELi5EEmLERKS0_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %13 = call noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %sext = shl i64 %13, 32
  %14 = ashr exact i64 %sext, 32
  %15 = icmp slt i64 %indvars.iv.next, %14
  br i1 %15, label %.lr.ph, label %._crit_edge, !llvm.loop !5

16:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %17 = call ptr @_ZSt5beginISt6vectorI4mintILi1000000007ELi5EESaIS2_EEEDTcldtfp_5beginEERT_(ptr noundef nonnull align 8 dereferenceable(24) %1)
  store ptr %17, ptr %5, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPK4mintILi1000000007ELi5EESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %18 = load ptr, ptr %4, align 8
  %19 = call ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr %18)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br label %20

20:                                               ; preds = %16, %._crit_edge
  call void @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEC2EOS3_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI4mintILi1000000007ELi5EESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN4mintILi1000000007ELi5EEmLERKS0_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EE5eraseEN9__gnu_cxx17__normal_iteratorIPKS1_S3_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local ptr @_ZSt5beginISt6vectorI4mintILi1000000007ELi5EESaIS2_EEEDTcldtfp_5beginEERT_(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPK4mintILi1000000007ELi5EESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI4mintILi1000000007ELi5EESaIS1_EEC2EOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = { inlinehint 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 #4 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass