; LLVM IR from paroj/gltut :: Tut 15 Many Images/ManyImages.ll (Z13FillWithColorRSt6vectorIhSaIhEEhhhii)

; 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.__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 uwtable
define dso_local void @_Z13FillWithColorRSt6vectorIhSaIhEEhhhii(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 noundef zeroext %1, i8 noundef zeroext %2, i8 noundef zeroext %3, i32 noundef %4, i32 noundef %5) #1 {
  %7 = alloca ptr, align 8
  %8 = alloca i8, align 1
  %9 = alloca i8, align 1
  %10 = alloca i8, align 1
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store ptr %0, ptr %7, align 8, !tbaa !5
  store i8 %1, ptr %8, align 1, !tbaa !9
  store i8 %2, ptr %9, align 1, !tbaa !9
  store i8 %3, ptr %10, align 1, !tbaa !9
  store i32 %4, ptr %11, align 4, !tbaa !10
  store i32 %5, ptr %12, align 4, !tbaa !10
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %19 = load i32, ptr %11, align 4, !tbaa !10
  %20 = load i32, ptr %12, align 4, !tbaa !10
  %21 = mul nsw i32 %19, %20
  store i32 %21, ptr %13, align 4, !tbaa !10
  %22 = load ptr, ptr %7, align 8, !tbaa !5
  %23 = load i32, ptr %13, align 4, !tbaa !10
  %24 = mul nsw i32 %23, 3
  %25 = sext i32 %24 to i64
  call void @_ZNSt6vectorIhSaIhEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %22, i64 noundef %25)
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  %26 = load ptr, ptr %7, align 8, !tbaa !5
  %27 = call ptr @_ZNSt6vectorIhSaIhEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %26) #4
  %28 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %27, ptr %28, align 8
  br label %29

29:                                               ; preds = %34, %6
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %30 = load ptr, ptr %7, align 8, !tbaa !5
  %31 = call ptr @_ZNSt6vectorIhSaIhEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %30) #4
  %32 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %31, ptr %32, align 8
  %33 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPhSt6vectorIhSaIhEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  br i1 %33, label %34, label %47

34:                                               ; preds = %29
  %35 = load i8, ptr %8, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  %36 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 0) #4
  %37 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %36, ptr %37, align 8
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #4
  store i8 %35, ptr %38, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  %39 = load i8, ptr %9, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %40 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 0) #4
  %41 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %40, ptr %41, align 8
  %42 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #4
  store i8 %39, ptr %42, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  %43 = load i8, ptr %10, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  %44 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 0) #4
  %45 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %44, ptr %45, align 8
  %46 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %18) #4
  store i8 %43, ptr %46, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  br label %29, !llvm.loop !12

47:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIhSaIhEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPhSt6vectorIhSaIhEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIhSaIhEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 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 = { 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 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"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.__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 uwtable
define dso_local void @_Z13FillWithColorRSt6vectorIhSaIhEEhhhii(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 noundef zeroext %1, i8 noundef zeroext %2, i8 noundef zeroext %3, i32 noundef %4, i32 noundef %5) local_unnamed_addr #1 {
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = mul i32 %4, 3
  %13 = mul i32 %12, %5
  %14 = sext i32 %13 to i64
  tail call void @_ZNSt6vectorIhSaIhEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %14)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %15 = tail call ptr @_ZNSt6vectorIhSaIhEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  store ptr %15, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %16 = tail call ptr @_ZNSt6vectorIhSaIhEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  store ptr %16, ptr %8, align 8
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPhSt6vectorIhSaIhEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br i1 %17, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %6, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %18 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #4
  store ptr %18, ptr %9, align 8
  %19 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  store i8 %1, ptr %19, align 1, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  %20 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #4
  store ptr %20, ptr %10, align 8
  %21 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  store i8 %2, ptr %21, align 1, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #4
  %22 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #4
  store ptr %22, ptr %11, align 8
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  store i8 %3, ptr %23, align 1, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %24 = call ptr @_ZNSt6vectorIhSaIhEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  store ptr %24, ptr %8, align 8
  %25 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPhSt6vectorIhSaIhEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br i1 %25, label %.lr.ph, label %._crit_edge, !llvm.loop !8

._crit_edge:                                      ; preds = %.lr.ph, %6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIhSaIhEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPhSt6vectorIhSaIhEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIhSaIhEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPhSt6vectorIhSaIhEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

attributes #0 = { mustprogress 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 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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