; LLVM IR from fmela/libdict :: src (hashtable)

; 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.hashtable = type { ptr, ptr, ptr, i64, i32 }

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [34 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [63 x i8], align 1
@dict_free_func = external global ptr, align 8
@__func__.hashtable_free = external hidden unnamed_addr constant [15 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [14 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(none)
declare i64 @llvm.expect.i64(i64, i64) #0

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #1

; Function Attrs: noreturn nounwind
declare void @abort() #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nounwind uwtable
define dso_local i64 @hashtable_free(ptr noundef %0, ptr noundef %1) #4 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  br label %6

6:                                                ; preds = %2
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = icmp ne ptr %7, null
  %9 = zext i1 %8 to i32
  %10 = sext i32 %9 to i64
  %11 = call i64 @llvm.expect.i64(i64 %10, i64 1)
  %12 = icmp ne i64 %11, 0
  br i1 %12, label %16, label %13

13:                                               ; preds = %6
  %14 = load ptr, ptr @stderr, align 8, !tbaa !5
  %15 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %14, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 153, ptr noundef @__func__.hashtable_free, ptr noundef @.str.5) #5
  call void @abort() #6
  unreachable

16:                                               ; preds = %6
  br label %17

17:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = call i64 @hashtable_clear(ptr noundef %18, ptr noundef %19)
  store i64 %20, ptr %5, align 8, !tbaa !9
  %21 = load ptr, ptr @dict_free_func, align 8, !tbaa !5
  %22 = load ptr, ptr %3, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.hashtable, ptr %22, i32 0, i32 0
  %24 = load ptr, ptr %23, align 8, !tbaa !11
  call void %21(ptr noundef %24)
  %25 = load ptr, ptr @dict_free_func, align 8, !tbaa !5
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  call void %25(ptr noundef %26)
  %27 = load i64, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  ret i64 %27
}

; Function Attrs: nounwind uwtable
declare dso_local i64 @hashtable_clear(ptr noundef, ptr noundef) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(none) }
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 = { noreturn 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { nounwind }
attributes #6 = { noreturn 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 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"hashtable", !6, i64 0, !6, i64 8, !6, i64 16, !10, i64 24, !13, i64 32}
!13 = !{!"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"

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [34 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [63 x i8], align 1
@dict_free_func = external local_unnamed_addr global ptr, align 8
@__func__.hashtable_free = external hidden unnamed_addr constant [15 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [14 x i8], align 1

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

; Function Attrs: noreturn nounwind
declare void @abort() local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i64 @hashtable_free(ptr noundef %0, ptr noundef %1) local_unnamed_addr #2 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %3, label %6, !prof !5

3:                                                ; preds = %2
  %4 = load ptr, ptr @stderr, align 8, !tbaa !6
  %5 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %4, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 153, ptr noundef nonnull @__func__.hashtable_free, ptr noundef nonnull @.str.5) #3
  tail call void @abort() #4
  unreachable

6:                                                ; preds = %2
  %7 = tail call i64 @hashtable_clear(ptr noundef nonnull %0, ptr noundef %1)
  %8 = load ptr, ptr @dict_free_func, align 8, !tbaa !6
  %9 = load ptr, ptr %0, align 8, !tbaa !10
  tail call void %8(ptr noundef %9) #5
  %10 = load ptr, ptr @dict_free_func, align 8, !tbaa !6
  tail call void %10(ptr noundef nonnull %0) #5
  ret i64 %7
}

; Function Attrs: nounwind uwtable
declare dso_local i64 @hashtable_clear(ptr noundef, ptr noundef) local_unnamed_addr #2

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 = { noreturn 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 = { 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 = { cold nounwind }
attributes #4 = { noreturn nounwind }
attributes #5 = { 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 = !{!"branch_weights", !"expected", i32 1, i32 2000}
!6 = !{!7, !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!11, !7, i64 0}
!11 = !{!"hashtable", !7, i64 0, !7, i64 8, !7, i64 16, !12, i64 24, !13, i64 32}
!12 = !{!"long", !8, i64 0}
!13 = !{!"int", !8, i64 0}


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