; LLVM IR from ryanlayer/giggle :: src (metadata_index)

; 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.metadata_index = type { ptr, ptr, ptr, i8, i16, i64, ptr, ptr, ptr, i64 }

@.str.68 = external hidden unnamed_addr constant [34 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: noreturn
declare void @err(i32 noundef, ptr noundef, ...) #1

; Function Attrs: nounwind uwtable
declare dso_local ptr @read_metadata_item_by_column_id(ptr noundef, i64 noundef, i8 noundef zeroext) #2

; Function Attrs: nounwind uwtable
define dso_local ptr @read_metadata_item_by_column_name(ptr noundef %0, i64 noundef %1, ptr noundef %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.metadata_index, ptr %9, i32 0, i32 6
  %11 = load ptr, ptr %10, align 8, !tbaa !11
  %12 = load ptr, ptr %6, align 8, !tbaa !5
  %13 = call i32 @khash_str2int_get(ptr noundef %11, ptr noundef %12, ptr noundef %8)
  store i32 %13, ptr %7, align 4, !tbaa !14
  %14 = load i32, ptr %7, align 4, !tbaa !14
  %15 = icmp eq i32 %14, -1
  br i1 %15, label %16, label %18

16:                                               ; preds = %3
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  call void (i32, ptr, ...) @err(i32 noundef 1, ptr noundef @.str.68, ptr noundef %17) #5
  unreachable

18:                                               ; preds = %3
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = load i64, ptr %5, align 8, !tbaa !9
  %21 = load i32, ptr %8, align 4, !tbaa !14
  %22 = trunc i32 %21 to i8
  %23 = call ptr @read_metadata_item_by_column_id(ptr noundef %19, i64 noundef %20, i8 noundef zeroext %22)
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  ret ptr %23
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @khash_str2int_get(ptr noundef, ptr noundef, ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn "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 = { inlinehint 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 #4 = { nounwind }
attributes #5 = { noreturn }

!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 40}
!12 = !{!"metadata_index", !6, i64 0, !6, i64 8, !6, i64 16, !7, i64 24, !13, i64 26, !10, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !10, i64 64}
!13 = !{!"short", !7, i64 0}
!14 = !{!15, !15, i64 0}
!15 = !{!"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"

@.str.68 = external hidden unnamed_addr constant [34 x i8], align 1

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

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

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

; Function Attrs: nounwind uwtable
declare dso_local ptr @read_metadata_item_by_column_id(ptr noundef, i64 noundef, i8 noundef zeroext) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local ptr @read_metadata_item_by_column_name(ptr noundef %0, i64 noundef %1, ptr noundef %2) local_unnamed_addr #2 {
  %4 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  %5 = getelementptr inbounds i8, ptr %0, i64 40
  %6 = load ptr, ptr %5, align 8, !tbaa !5
  %7 = call i32 @khash_str2int_get(ptr noundef %6, ptr noundef %2, ptr noundef nonnull %4)
  %8 = icmp eq i32 %7, -1
  br i1 %8, label %9, label %10

9:                                                ; preds = %3
  call void (i32, ptr, ...) @err(i32 noundef 1, ptr noundef nonnull @.str.68, ptr noundef %2) #5
  unreachable

10:                                               ; preds = %3
  %11 = load i32, ptr %4, align 4, !tbaa !12
  %12 = trunc i32 %11 to i8
  %13 = call ptr @read_metadata_item_by_column_id(ptr noundef nonnull %0, i64 noundef %1, i8 noundef zeroext %12)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  ret ptr %13
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @khash_str2int_get(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn "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 = { inlinehint 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 #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, !7, i64 40}
!6 = !{!"metadata_index", !7, i64 0, !7, i64 8, !7, i64 16, !8, i64 24, !10, i64 26, !11, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !11, i64 64}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"short", !8, i64 0}
!11 = !{!"long", !8, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !8, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass