; LLVM IR from 0intro/wmii :: lib/libstuff (map)

; 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.MapEnt = type { i64, ptr, ptr, ptr }
%struct.Map = type { ptr, i32, i32 }

@.str = external hidden unnamed_addr constant [17 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [64 x i8], align 1
@__PRETTY_FUNCTION__.hash_rm = external hidden unnamed_addr constant [35 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

; Function Attrs: nounwind uwtable
declare hidden ptr @hash_getp(ptr noundef, ptr noundef, i32 noundef) #1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: nounwind
declare void @free(ptr noundef) #3

; Function Attrs: nounwind uwtable
define dso_local ptr @hash_rm(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  store ptr null, ptr %7, align 8, !tbaa !5
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = call ptr @hash_getp(ptr noundef %8, ptr noundef %9, i32 noundef 0)
  store ptr %10, ptr %5, align 8, !tbaa !5
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = load ptr, ptr %11, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %14, label %38

14:                                               ; preds = %2
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = load ptr, ptr %15, align 8, !tbaa !5
  store ptr %16, ptr %6, align 8, !tbaa !5
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.MapEnt, ptr %17, i32 0, i32 2
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  store ptr %19, ptr %7, align 8, !tbaa !5
  %20 = load ptr, ptr %6, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.MapEnt, ptr %20, i32 0, i32 3
  %22 = load ptr, ptr %21, align 8, !tbaa !12
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %22, ptr %23, align 8, !tbaa !5
  %24 = load ptr, ptr %3, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.Map, ptr %24, i32 0, i32 2
  %26 = load i32, ptr %25, align 4, !tbaa !13
  %27 = add i32 %26, -1
  store i32 %27, ptr %25, align 4, !tbaa !13
  %28 = icmp ugt i32 %26, 0
  br i1 %28, label %29, label %30

29:                                               ; preds = %14
  br label %31

30:                                               ; preds = %14
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 125, ptr noundef @__PRETTY_FUNCTION__.hash_rm) #5
  unreachable

31:                                               ; preds = %29
  %32 = load ptr, ptr %6, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.MapEnt, ptr %32, i32 0, i32 1
  %34 = load ptr, ptr %33, align 8, !tbaa !16
  %35 = ptrtoint ptr %34 to i64
  %36 = inttoptr i64 %35 to ptr
  call void @free(ptr noundef %36) #4
  %37 = load ptr, ptr %6, align 8, !tbaa !5
  call void @free(ptr noundef %37) #4
  br label %38

38:                                               ; preds = %31, %2
  %39 = load ptr, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret ptr %39
}

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 = { 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 = { 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 }
attributes #5 = { 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, !6, i64 16}
!10 = !{!"MapEnt", !11, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!11 = !{!"long", !7, i64 0}
!12 = !{!10, !6, i64 24}
!13 = !{!14, !15, i64 12}
!14 = !{!"Map", !6, i64 0, !15, i64 8, !15, i64 12}
!15 = !{!"int", !7, i64 0}
!16 = !{!10, !6, i64 8}


; 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 [17 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [64 x i8], align 1
@__PRETTY_FUNCTION__.hash_rm = external hidden unnamed_addr constant [35 x i8], align 1

; Function Attrs: nounwind uwtable
declare hidden ptr @hash_getp(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local ptr @hash_rm(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = tail call ptr @hash_getp(ptr noundef %0, ptr noundef %1, i32 noundef 0)
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %.not = icmp eq ptr %4, null
  br i1 %.not, label %17, label %5

5:                                                ; preds = %2
  %6 = getelementptr inbounds i8, ptr %4, i64 16
  %7 = load ptr, ptr %6, align 8, !tbaa !9
  %8 = getelementptr inbounds i8, ptr %4, i64 24
  %9 = load ptr, ptr %8, align 8, !tbaa !12
  store ptr %9, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %0, i64 12
  %11 = load i32, ptr %10, align 4, !tbaa !13
  %12 = add i32 %11, -1
  store i32 %12, ptr %10, align 4, !tbaa !13
  %.not12 = icmp eq i32 %11, 0
  br i1 %.not12, label %13, label %14

13:                                               ; preds = %5
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 125, ptr noundef nonnull @__PRETTY_FUNCTION__.hash_rm) #3
  unreachable

14:                                               ; preds = %5
  %15 = getelementptr inbounds i8, ptr %4, i64 8
  %16 = load ptr, ptr %15, align 8, !tbaa !16
  tail call void @free(ptr noundef %16) #4
  tail call void @free(ptr noundef nonnull %4) #4
  br label %17

17:                                               ; preds = %14, %2
  %.0 = phi ptr [ %7, %14 ], [ null, %2 ]
  ret ptr %.0
}

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 = { 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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = { noreturn nounwind }
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/C++ TBAA"}
!9 = !{!10, !6, i64 16}
!10 = !{!"MapEnt", !11, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!11 = !{!"long", !7, i64 0}
!12 = !{!10, !6, i64 24}
!13 = !{!14, !15, i64 12}
!14 = !{!"Map", !6, i64 0, !15, i64 8, !15, i64 12}
!15 = !{!"int", !7, i64 0}
!16 = !{!10, !6, i64 8}


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