; LLVM IR from alibaba/GCanvas :: core/src/support (FileUtils)

; 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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1

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

declare noalias ptr @fopen(ptr noundef, ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

declare i32 @fclose(ptr noundef) #1

; 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 noundef i64 @_ZN9FileUtils13WriteFileDataERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPKcm(ptr noundef nonnull align 8 dereferenceable(152) %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef %2, i64 noundef %3) unnamed_addr #3 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i64 %3, ptr %8, align 8, !tbaa !9
  %12 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  store i64 -1, ptr %9, align 8, !tbaa !9
  br label %13

13:                                               ; preds = %4
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %14 = load ptr, ptr %6, align 8, !tbaa !5
  %15 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %14) #4
  %16 = call noalias ptr @fopen(ptr noundef %15, ptr noundef @.str)
  store ptr %16, ptr %10, align 8, !tbaa !5
  %17 = load ptr, ptr %10, align 8, !tbaa !5
  %18 = icmp eq ptr %17, null
  br i1 %18, label %19, label %20

19:                                               ; preds = %13
  store i32 2, ptr %11, align 4
  br label %27

20:                                               ; preds = %13
  %21 = load ptr, ptr %7, align 8, !tbaa !5
  %22 = load i64, ptr %8, align 8, !tbaa !9
  %23 = load ptr, ptr %10, align 8, !tbaa !5
  %24 = call i64 @fwrite(ptr noundef %21, i64 noundef %22, i64 noundef 1, ptr noundef %23)
  store i64 %24, ptr %9, align 8, !tbaa !9
  %25 = load ptr, ptr %10, align 8, !tbaa !5
  %26 = call i32 @fclose(ptr noundef %25)
  store i32 0, ptr %11, align 4
  br label %27

27:                                               ; preds = %20, %19
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  %28 = load i32, ptr %11, align 4
  switch i32 %28, label %33 [
    i32 0, label %29
    i32 2, label %31
  ]

29:                                               ; preds = %27
  br label %30

30:                                               ; preds = %29
  br label %31

31:                                               ; preds = %30, %27
  %32 = load i64, ptr %9, align 8, !tbaa !9
  store i32 1, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret i64 %32

33:                                               ; preds = %27
  unreachable
}

declare i64 @fwrite(ptr noundef, i64 noundef, i64 noundef, ptr noundef) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 = { 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 #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 = !{!"long", !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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @fclose(ptr nocapture noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i64 @_ZN9FileUtils13WriteFileDataERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPKcm(ptr nocapture noundef nonnull readnone align 8 dereferenceable(152) %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr nocapture noundef %2, i64 noundef %3) unnamed_addr #1 align 2 {
  %5 = tail call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #2
  %6 = tail call noalias ptr @fopen(ptr noundef %5, ptr noundef nonnull @.str)
  %7 = icmp eq ptr %6, null
  br i1 %7, label %11, label %8

8:                                                ; preds = %4
  %9 = tail call i64 @fwrite(ptr noundef %2, i64 noundef %3, i64 noundef 1, ptr noundef nonnull %6)
  %10 = tail call i32 @fclose(ptr noundef nonnull %6)
  br label %11

11:                                               ; preds = %4, %8
  %.0 = phi i64 [ %9, %8 ], [ -1, %4 ]
  ret i64 %.0
}

; Function Attrs: nofree nounwind
declare noundef i64 @fwrite(ptr nocapture noundef, i64 noundef, i64 noundef, ptr nocapture noundef) local_unnamed_addr #0

attributes #0 = { 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 #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 = { 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: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass