; LLVM IR from lolosssss/leetcode :: c (283_move_zeroes)

; 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"

@__const.main.arr1 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.arr2 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.arr3 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.arr4 = external hidden unnamed_addr constant [2 x i32], align 4
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @moveZeroes(ptr noundef, i32 noundef) #0

; 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: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [5 x i32], align 16
  %3 = alloca [5 x i32], align 16
  %4 = alloca [5 x i32], align 16
  %5 = alloca [2 x i32], align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 20, ptr %2) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %2, ptr align 16 @__const.main.arr1, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %3, ptr align 16 @__const.main.arr2, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr %4) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %4, ptr align 16 @__const.main.arr3, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %5, ptr align 4 @__const.main.arr4, i64 8, i1 false)
  %10 = getelementptr inbounds [5 x i32], ptr %2, i64 0, i64 0
  call void @moveZeroes(ptr noundef %10, i32 noundef 5)
  %11 = getelementptr inbounds [5 x i32], ptr %3, i64 0, i64 0
  call void @moveZeroes(ptr noundef %11, i32 noundef 5)
  %12 = getelementptr inbounds [5 x i32], ptr %4, i64 0, i64 0
  call void @moveZeroes(ptr noundef %12, i32 noundef 5)
  %13 = getelementptr inbounds [2 x i32], ptr %5, i64 0, i64 0
  call void @moveZeroes(ptr noundef %13, i32 noundef 2)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %24, %0
  %15 = load i32, ptr %6, align 4, !tbaa !5
  %16 = icmp slt i32 %15, 5
  br i1 %16, label %18, label %17

17:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  br label %27

18:                                               ; preds = %14
  %19 = load i32, ptr %6, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [5 x i32], ptr %2, i64 0, i64 %20
  %22 = load i32, ptr %21, align 4, !tbaa !5
  %23 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %22)
  br label %24

24:                                               ; preds = %18
  %25 = load i32, ptr %6, align 4, !tbaa !5
  %26 = add nsw i32 %25, 1
  store i32 %26, ptr %6, align 4, !tbaa !5
  br label %14, !llvm.loop !9

27:                                               ; preds = %17
  %28 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %29

29:                                               ; preds = %39, %27
  %30 = load i32, ptr %7, align 4, !tbaa !5
  %31 = icmp slt i32 %30, 5
  br i1 %31, label %33, label %32

32:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %42

33:                                               ; preds = %29
  %34 = load i32, ptr %7, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [5 x i32], ptr %3, i64 0, i64 %35
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %37)
  br label %39

39:                                               ; preds = %33
  %40 = load i32, ptr %7, align 4, !tbaa !5
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %7, align 4, !tbaa !5
  br label %29, !llvm.loop !11

42:                                               ; preds = %32
  %43 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %44

44:                                               ; preds = %54, %42
  %45 = load i32, ptr %8, align 4, !tbaa !5
  %46 = icmp slt i32 %45, 5
  br i1 %46, label %48, label %47

47:                                               ; preds = %44
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %57

48:                                               ; preds = %44
  %49 = load i32, ptr %8, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds [5 x i32], ptr %4, i64 0, i64 %50
  %52 = load i32, ptr %51, align 4, !tbaa !5
  %53 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %52)
  br label %54

54:                                               ; preds = %48
  %55 = load i32, ptr %8, align 4, !tbaa !5
  %56 = add nsw i32 %55, 1
  store i32 %56, ptr %8, align 4, !tbaa !5
  br label %44, !llvm.loop !12

57:                                               ; preds = %47
  %58 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %59

59:                                               ; preds = %69, %57
  %60 = load i32, ptr %9, align 4, !tbaa !5
  %61 = icmp slt i32 %60, 2
  br i1 %61, label %63, label %62

62:                                               ; preds = %59
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %72

63:                                               ; preds = %59
  %64 = load i32, ptr %9, align 4, !tbaa !5
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds [2 x i32], ptr %5, i64 0, i64 %65
  %67 = load i32, ptr %66, align 4, !tbaa !5
  %68 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %67)
  br label %69

69:                                               ; preds = %63
  %70 = load i32, ptr %9, align 4, !tbaa !5
  %71 = add nsw i32 %70, 1
  store i32 %71, ptr %9, align 4, !tbaa !5
  br label %59, !llvm.loop !13

72:                                               ; preds = %62
  %73 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %2) #4
  ret i32 0
}

; 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

declare i32 @printf(ptr noundef, ...) #3

attributes #0 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; 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"

@__const.main.arr1 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.arr2 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.arr3 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.arr4 = external hidden unnamed_addr constant [2 x i32], align 4
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @moveZeroes(ptr noundef, i32 noundef) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [5 x i32], align 16
  %2 = alloca [5 x i32], align 16
  %3 = alloca [5 x i32], align 16
  %4 = alloca [2 x i32], align 8
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %1) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %1, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.arr1, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %2) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %2, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.arr2, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %3, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.arr3, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %5 = load i64, ptr @__const.main.arr4, align 4
  store i64 %5, ptr %4, align 8
  call void @moveZeroes(ptr noundef nonnull %1, i32 noundef 5)
  call void @moveZeroes(ptr noundef nonnull %2, i32 noundef 5)
  call void @moveZeroes(ptr noundef nonnull %3, i32 noundef 5)
  call void @moveZeroes(ptr noundef nonnull %4, i32 noundef 2)
  %6 = load i32, ptr %1, align 16, !tbaa !5
  %7 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %6)
  %8 = getelementptr inbounds i8, ptr %1, i64 4
  %9 = load i32, ptr %8, align 4, !tbaa !5
  %10 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %9)
  %11 = getelementptr inbounds i8, ptr %1, i64 8
  %12 = load i32, ptr %11, align 8, !tbaa !5
  %13 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %12)
  %14 = getelementptr inbounds i8, ptr %1, i64 12
  %15 = load i32, ptr %14, align 4, !tbaa !5
  %16 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %15)
  %17 = getelementptr inbounds i8, ptr %1, i64 16
  %18 = load i32, ptr %17, align 16, !tbaa !5
  %19 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %18)
  %20 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  %21 = load i32, ptr %2, align 16, !tbaa !5
  %22 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %21)
  %23 = getelementptr inbounds i8, ptr %2, i64 4
  %24 = load i32, ptr %23, align 4, !tbaa !5
  %25 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %24)
  %26 = getelementptr inbounds i8, ptr %2, i64 8
  %27 = load i32, ptr %26, align 8, !tbaa !5
  %28 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %27)
  %29 = getelementptr inbounds i8, ptr %2, i64 12
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %30)
  %32 = getelementptr inbounds i8, ptr %2, i64 16
  %33 = load i32, ptr %32, align 16, !tbaa !5
  %34 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %33)
  %35 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  %36 = load i32, ptr %3, align 16, !tbaa !5
  %37 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %36)
  %38 = getelementptr inbounds i8, ptr %3, i64 4
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %39)
  %41 = getelementptr inbounds i8, ptr %3, i64 8
  %42 = load i32, ptr %41, align 8, !tbaa !5
  %43 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %42)
  %44 = getelementptr inbounds i8, ptr %3, i64 12
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %45)
  %47 = getelementptr inbounds i8, ptr %3, i64 16
  %48 = load i32, ptr %47, align 16, !tbaa !5
  %49 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %48)
  %50 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  %51 = load i32, ptr %4, align 8, !tbaa !5
  %52 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %51)
  %53 = getelementptr inbounds i8, ptr %4, i64 4
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %55 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %54)
  %56 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %1) #4
  ret i32 0
}

; 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: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

attributes #0 = { 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { nofree nounwind "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass