; LLVM IR from wmcnamara/crynn :: lib/thirdparty/assimp/contrib/zlib/contrib/minizip (minizip)

; 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.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [25 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

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

declare noalias ptr @fopen64(ptr noundef, ptr noundef) #1

declare i32 @fclose(ptr noundef) #1

declare i32 @printf(ptr noundef, ...) #1

; Function Attrs: nounwind uwtable
define dso_local i32 @isLargeFile(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca i64, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  store i64 0, ptr %4, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = call noalias ptr @fopen64(ptr noundef %7, ptr noundef @.str.1)
  store ptr %8, ptr %5, align 8, !tbaa !5
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %25

11:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = call i32 @fseeko64(ptr noundef %12, i64 noundef 0, i32 noundef 2)
  store i32 %13, ptr %6, align 4, !tbaa !9
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = call i64 @ftello64(ptr noundef %14)
  store i64 %15, ptr %4, align 8, !tbaa !11
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = load i64, ptr %4, align 8, !tbaa !11
  %18 = call i32 (ptr, ...) @printf(ptr noundef @.str.7, ptr noundef %16, i64 noundef %17)
  %19 = load i64, ptr %4, align 8, !tbaa !11
  %20 = icmp uge i64 %19, 4294967295
  br i1 %20, label %21, label %22

21:                                               ; preds = %11
  store i32 1, ptr %3, align 4, !tbaa !9
  br label %22

22:                                               ; preds = %21, %11
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = call i32 @fclose(ptr noundef %23)
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  br label %25

25:                                               ; preds = %22, %1
  %26 = load i32, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret i32 %26
}

declare i32 @fseeko64(ptr noundef, i64 noundef, i32 noundef) #1

declare i64 @ftello64(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 = { 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 = { 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long 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.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [25 x i8], align 1

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen64(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #0

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

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: nofree nounwind uwtable
define dso_local range(i32 0, 2) i32 @isLargeFile(ptr noundef %0) local_unnamed_addr #1 {
  %2 = tail call noalias ptr @fopen64(ptr noundef %0, ptr noundef nonnull @.str.1)
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %9, label %3

3:                                                ; preds = %1
  %4 = tail call i32 @fseeko64(ptr noundef nonnull %2, i64 noundef 0, i32 noundef 2)
  %5 = tail call i64 @ftello64(ptr noundef nonnull %2)
  %6 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.7, ptr noundef %0, i64 noundef %5)
  %7 = icmp ugt i64 %5, 4294967294
  %spec.select = zext i1 %7 to i32
  %8 = tail call i32 @fclose(ptr noundef nonnull %2)
  br label %9

9:                                                ; preds = %3, %1
  %.1 = phi i32 [ %spec.select, %3 ], [ 0, %1 ]
  ret i32 %.1
}

; Function Attrs: nofree nounwind
declare noundef i32 @fseeko64(ptr nocapture noundef, i64 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nofree nounwind
declare noundef i64 @ftello64(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 = { nofree 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" }

!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,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass