; LLVM IR from MRPT/mrpt :: 3rdparty/xspublic/xstypes (xsfile)

; 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"

%struct.XsFile = 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: nounwind uwtable
define dso_local i32 @XsFile_resize(ptr noundef %0, i64 noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.XsFile, ptr %8, i32 0, i32 0
  %10 = load ptr, ptr %9, align 8, !tbaa !11
  %11 = call i32 @fileno(ptr noundef %10) #4
  %12 = load i64, ptr %5, align 8, !tbaa !9
  %13 = call i32 @ftruncate(i32 noundef %11, i64 noundef %12) #4
  store i32 %13, ptr %6, align 4, !tbaa !13
  %14 = load i32, ptr %6, align 4, !tbaa !13
  %15 = icmp ne i32 %14, 0
  br i1 %15, label %16, label %24

16:                                               ; preds = %2
  %17 = call ptr @__errno_location() #5
  %18 = load i32, ptr %17, align 4, !tbaa !13
  switch i32 %18, label %23 [
    i32 13, label %19
    i32 9, label %20
    i32 28, label %21
    i32 22, label %22
  ]

19:                                               ; preds = %16
  store i32 276, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %25

20:                                               ; preds = %16
  store i32 51, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %25

21:                                               ; preds = %16
  store i32 261, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %25

22:                                               ; preds = %16
  store i32 33, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %25

23:                                               ; preds = %16
  store i32 256, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %25

24:                                               ; preds = %2
  store i32 0, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %25

25:                                               ; preds = %24, %23, %22, %21, %20, %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %26 = load i32, ptr %3, align 4
  ret i32 %26
}

; Function Attrs: nounwind
declare i32 @ftruncate(i32 noundef, i64 noundef) #2

; Function Attrs: nounwind
declare i32 @fileno(ptr noundef) #2

; Function Attrs: nounwind willreturn memory(none)
declare ptr @__errno_location() #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 "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 willreturn memory(none) "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 }
attributes #5 = { nounwind willreturn memory(none) }

!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 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"XsFile", !6, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !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"

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 277) i32 @XsFile_resize(ptr nocapture noundef readonly %0, i64 noundef %1) local_unnamed_addr #0 {
  %3 = load ptr, ptr %0, align 8, !tbaa !5
  %4 = tail call i32 @fileno(ptr noundef %3) #4
  %5 = tail call i32 @ftruncate(i32 noundef %4, i64 noundef %1) #4
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %13, label %6

6:                                                ; preds = %2
  %7 = tail call ptr @__errno_location() #5
  %8 = load i32, ptr %7, align 4, !tbaa !10
  switch i32 %8, label %12 [
    i32 13, label %13
    i32 9, label %9
    i32 28, label %10
    i32 22, label %11
  ]

9:                                                ; preds = %6
  br label %13

10:                                               ; preds = %6
  br label %13

11:                                               ; preds = %6
  br label %13

12:                                               ; preds = %6
  br label %13

13:                                               ; preds = %2, %6, %12, %11, %10, %9
  %.0 = phi i32 [ 256, %12 ], [ 33, %11 ], [ 261, %10 ], [ 51, %9 ], [ 276, %6 ], [ 0, %2 ]
  ret i32 %.0
}

; Function Attrs: nounwind
declare i32 @ftruncate(i32 noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @fileno(ptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none)
declare ptr @__errno_location() 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 = { 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 #2 = { 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 #3 = { mustprogress nofree nosync nounwind willreturn memory(none) "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 }
attributes #5 = { nounwind willreturn memory(none) }

!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, !7, i64 0}
!6 = !{!"XsFile", !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !8, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass