; LLVM IR from litespeedtech/ls-qpack :: lsqpack (lsqpack_dec_header_in)

; 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.lsqpack_dec_err = type { i32, i32, i64, i64 }
%struct.header_block_read_ctx = type { %struct.anon.15, %struct.anon.15, ptr, i64, i64, i64, i32, i32, i32, %struct.anon.16, ptr, i32, %struct.hbrc_buf, %union.anon.17 }
%struct.anon.15 = type { ptr, ptr }
%struct.anon.16 = type { ptr, i32, i32 }
%struct.hbrc_buf = type { ptr, i64, i64 }
%union.anon.17 = type { %struct.anon.22 }
%struct.anon.22 = type { i32, i32, i32, i32, i32, %struct.lsqpack_dec_int_state, %struct.lsqpack_huff_decode_state }
%struct.lsqpack_dec_int_state = type { i32, i32, i32, i64 }
%struct.lsqpack_huff_decode_state = type { i32, %struct.lsqpack_decode_status }
%struct.lsqpack_decode_status = type { i8, i8 }
%struct.lsqpack_dec = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, ptr, ptr, %struct.lsqpack_ringbuf, %struct.anon.8, [8 x %struct.anon.9], i32, float, %struct.anon.10, %struct.lsqpack_dec_err }
%struct.lsqpack_ringbuf = type { i32, i32, i32, ptr }
%struct.anon.8 = type { ptr, ptr }
%struct.anon.9 = type { ptr, ptr }
%struct.anon.10 = type { i32, %union.anon }
%union.anon = type { %struct.anon.11 }
%struct.anon.11 = type { %struct.lsqpack_dec_int_state, %struct.lsqpack_huff_decode_state, i32, i32, ptr, ptr, ptr, i32, i32, i32, i32, i8, i8 }

@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.37 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.43 = external hidden unnamed_addr constant [56 x i8], align 1
@.str.44 = external hidden unnamed_addr constant [42 x i8], align 1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #0

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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: nounwind uwtable
declare hidden i32 @qdec_header_process(ptr noundef, ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) #4

; Function Attrs: nounwind uwtable
define dso_local i32 @lsqpack_dec_header_in(ptr noundef %0, ptr noundef %1, i64 noundef %2, i64 noundef %3, ptr noundef %4, i64 noundef %5, ptr noundef %6, ptr noundef %7) #4 {
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca ptr, align 8
  %15 = alloca i64, align 8
  %16 = alloca ptr, align 8
  %17 = alloca ptr, align 8
  %18 = alloca %struct.lsqpack_dec_err, align 8
  %19 = alloca %struct.header_block_read_ctx, align 8
  store ptr %0, ptr %10, align 8, !tbaa !5
  store ptr %1, ptr %11, align 8, !tbaa !5
  store i64 %2, ptr %12, align 8, !tbaa !9
  store i64 %3, ptr %13, align 8, !tbaa !9
  store ptr %4, ptr %14, align 8, !tbaa !5
  store i64 %5, ptr %15, align 8, !tbaa !9
  store ptr %6, ptr %16, align 8, !tbaa !5
  store ptr %7, ptr %17, align 8, !tbaa !5
  %20 = load i64, ptr %13, align 8, !tbaa !9
  %21 = icmp ult i64 %20, 2
  br i1 %21, label %22, label %55

22:                                               ; preds = %8
  br label %23

23:                                               ; preds = %22
  %24 = load ptr, ptr %10, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.lsqpack_dec, ptr %24, i32 0, i32 11
  %26 = load ptr, ptr %25, align 8, !tbaa !11
  %27 = icmp ne ptr %26, null
  br i1 %27, label %28, label %46

28:                                               ; preds = %23
  %29 = load ptr, ptr %10, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.lsqpack_dec, ptr %29, i32 0, i32 11
  %31 = load ptr, ptr %30, align 8, !tbaa !11
  %32 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %31, ptr noundef @.str.37) #5
  %33 = load ptr, ptr %10, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.lsqpack_dec, ptr %33, i32 0, i32 11
  %35 = load ptr, ptr %34, align 8, !tbaa !11
  %36 = load i64, ptr %12, align 8, !tbaa !9
  %37 = load i64, ptr %13, align 8, !tbaa !9
  %38 = load i64, ptr %13, align 8, !tbaa !9
  %39 = icmp ne i64 %38, 1
  %40 = zext i1 %39 to i32
  %41 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %35, ptr noundef @.str.43, i64 noundef %36, i64 noundef %37, i32 noundef %40, ptr noundef @.str.4) #5
  %42 = load ptr, ptr %10, align 8, !tbaa !5
  %43 = getelementptr inbounds %struct.lsqpack_dec, ptr %42, i32 0, i32 11
  %44 = load ptr, ptr %43, align 8, !tbaa !11
  %45 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %44, ptr noundef @.str.2) #5
  br label %46

46:                                               ; preds = %28, %23
  br label %47

47:                                               ; preds = %46
  %48 = load ptr, ptr %10, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.lsqpack_dec, ptr %48, i32 0, i32 18
  %50 = getelementptr inbounds %struct.lsqpack_dec_err, ptr %18, i32 0, i32 0
  store i32 0, ptr %50, align 8, !tbaa !19
  %51 = getelementptr inbounds %struct.lsqpack_dec_err, ptr %18, i32 0, i32 1
  store i32 4309, ptr %51, align 4, !tbaa !20
  %52 = getelementptr inbounds %struct.lsqpack_dec_err, ptr %18, i32 0, i32 2
  store i64 0, ptr %52, align 8, !tbaa !21
  %53 = getelementptr inbounds %struct.lsqpack_dec_err, ptr %18, i32 0, i32 3
  %54 = load i64, ptr %12, align 8, !tbaa !9
  store i64 %54, ptr %53, align 8, !tbaa !22
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %49, ptr align 8 %18, i64 24, i1 false), !tbaa.struct !23
  store i32 3, ptr %9, align 4
  br label %102

55:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 192, ptr %19) #5
  call void @llvm.memset.p0.i64(ptr align 8 %19, i8 0, i64 192, i1 false)
  %56 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 0
  %57 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 1
  %58 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 2
  %59 = load ptr, ptr %11, align 8, !tbaa !5
  store ptr %59, ptr %58, align 8, !tbaa !25
  %60 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 3
  %61 = load i64, ptr %12, align 8, !tbaa !9
  store i64 %61, ptr %60, align 8, !tbaa !29
  %62 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 4
  %63 = load i64, ptr %13, align 8, !tbaa !9
  store i64 %63, ptr %62, align 8, !tbaa !30
  %64 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 5
  %65 = load i64, ptr %13, align 8, !tbaa !9
  store i64 %65, ptr %64, align 8, !tbaa !31
  %66 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 6
  %67 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 7
  %68 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 8
  %69 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 9
  %70 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 10
  store ptr @parse_header_prefix, ptr %70, align 8, !tbaa !32
  %71 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 11
  %72 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 12
  %73 = getelementptr inbounds %struct.header_block_read_ctx, ptr %19, i32 0, i32 13
  br label %74

74:                                               ; preds = %55
  %75 = load ptr, ptr %10, align 8, !tbaa !5
  %76 = getelementptr inbounds %struct.lsqpack_dec, ptr %75, i32 0, i32 11
  %77 = load ptr, ptr %76, align 8, !tbaa !11
  %78 = icmp ne ptr %77, null
  br i1 %78, label %79, label %93

79:                                               ; preds = %74
  %80 = load ptr, ptr %10, align 8, !tbaa !5
  %81 = getelementptr inbounds %struct.lsqpack_dec, ptr %80, i32 0, i32 11
  %82 = load ptr, ptr %81, align 8, !tbaa !11
  %83 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %82, ptr noundef @.str.37) #5
  %84 = load ptr, ptr %10, align 8, !tbaa !5
  %85 = getelementptr inbounds %struct.lsqpack_dec, ptr %84, i32 0, i32 11
  %86 = load ptr, ptr %85, align 8, !tbaa !11
  %87 = load i64, ptr %12, align 8, !tbaa !9
  %88 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %86, ptr noundef @.str.44, i64 noundef %87) #5
  %89 = load ptr, ptr %10, align 8, !tbaa !5
  %90 = getelementptr inbounds %struct.lsqpack_dec, ptr %89, i32 0, i32 11
  %91 = load ptr, ptr %90, align 8, !tbaa !11
  %92 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %91, ptr noundef @.str.2) #5
  br label %93

93:                                               ; preds = %79, %74
  br label %94

94:                                               ; preds = %93
  br label %95

95:                                               ; preds = %94
  %96 = load ptr, ptr %10, align 8, !tbaa !5
  %97 = load ptr, ptr %14, align 8, !tbaa !5
  %98 = load i64, ptr %15, align 8, !tbaa !9
  %99 = load ptr, ptr %16, align 8, !tbaa !5
  %100 = load ptr, ptr %17, align 8, !tbaa !5
  %101 = call i32 @qdec_header_process(ptr noundef %96, ptr noundef %19, ptr noundef %97, i64 noundef %98, ptr noundef %99, ptr noundef %100)
  store i32 %101, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 192, ptr %19) #5
  br label %102

102:                                              ; preds = %95, %47
  %103 = load i32, ptr %9, align 4
  ret i32 %103
}

; Function Attrs: nounwind uwtable
declare hidden i32 @parse_header_prefix(ptr noundef, ptr noundef, ptr noundef, i64 noundef) #4

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { nocallback nofree 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 }

!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 48}
!12 = !{!"lsqpack_dec", !13, i64 0, !13, i64 4, !13, i64 8, !13, i64 12, !13, i64 16, !13, i64 20, !13, i64 24, !13, i64 28, !13, i64 32, !13, i64 36, !6, i64 40, !6, i64 48, !14, i64 56, !15, i64 80, !7, i64 96, !13, i64 224, !16, i64 228, !17, i64 232, !18, i64 328}
!13 = !{!"int", !7, i64 0}
!14 = !{!"lsqpack_ringbuf", !13, i64 0, !13, i64 4, !13, i64 8, !6, i64 16}
!15 = !{!"", !6, i64 0, !6, i64 8}
!16 = !{!"float", !7, i64 0}
!17 = !{!"", !13, i64 0, !7, i64 8}
!18 = !{!"lsqpack_dec_err", !13, i64 0, !13, i64 4, !10, i64 8, !10, i64 16}
!19 = !{!18, !13, i64 0}
!20 = !{!18, !13, i64 4}
!21 = !{!18, !10, i64 8}
!22 = !{!18, !10, i64 16}
!23 = !{i64 0, i64 4, !24, i64 4, i64 4, !24, i64 8, i64 8, !9, i64 16, i64 8, !9}
!24 = !{!13, !13, i64 0}
!25 = !{!26, !6, i64 32}
!26 = !{!"header_block_read_ctx", !15, i64 0, !15, i64 16, !6, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !13, i64 64, !13, i64 68, !13, i64 72, !27, i64 80, !6, i64 96, !13, i64 104, !28, i64 112, !7, i64 136}
!27 = !{!"", !6, i64 0, !13, i64 8, !13, i64 12}
!28 = !{!"hbrc_buf", !6, i64 0, !10, i64 8, !10, i64 16}
!29 = !{!26, !10, i64 40}
!30 = !{!26, !10, i64 48}
!31 = !{!26, !10, i64 56}
!32 = !{!26, !6, i64 96}


; 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"

%struct.header_block_read_ctx = type { %struct.anon.15, %struct.anon.15, ptr, i64, i64, i64, i32, i32, i32, %struct.anon.16, ptr, i32, %struct.hbrc_buf, %union.anon.17 }
%struct.anon.15 = type { ptr, ptr }
%struct.anon.16 = type { ptr, i32, i32 }
%struct.hbrc_buf = type { ptr, i64, i64 }
%union.anon.17 = type { %struct.anon.22 }
%struct.anon.22 = type { i32, i32, i32, i32, i32, %struct.lsqpack_dec_int_state, %struct.lsqpack_huff_decode_state }
%struct.lsqpack_dec_int_state = type { i32, i32, i32, i64 }
%struct.lsqpack_huff_decode_state = type { i32, %struct.lsqpack_decode_status }
%struct.lsqpack_decode_status = type { i8, i8 }

@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.37 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.43 = external hidden unnamed_addr constant [56 x i8], align 1
@.str.44 = external hidden unnamed_addr constant [42 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #0

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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nounwind uwtable
declare hidden i32 @qdec_header_process(ptr noundef, ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local i32 @lsqpack_dec_header_in(ptr noundef %0, ptr noundef %1, i64 noundef %2, i64 noundef %3, ptr noundef %4, i64 noundef %5, ptr noundef %6, ptr noundef %7) local_unnamed_addr #3 {
  %9 = alloca %struct.header_block_read_ctx, align 8
  %10 = icmp ult i64 %3, 2
  br i1 %10, label %11, label %24

11:                                               ; preds = %8
  %12 = getelementptr inbounds i8, ptr %0, i64 48
  %13 = load ptr, ptr %12, align 8, !tbaa !5
  %.not27 = icmp eq ptr %13, null
  br i1 %.not27, label %22, label %14

14:                                               ; preds = %11
  %15 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef nonnull %13, ptr noundef nonnull @.str.37) #4
  %16 = load ptr, ptr %12, align 8, !tbaa !5
  %17 = icmp ne i64 %3, 1
  %18 = zext i1 %17 to i32
  %19 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %16, ptr noundef nonnull @.str.43, i64 noundef %2, i64 noundef %3, i32 noundef %18, ptr noundef nonnull @.str.4) #4
  %20 = load ptr, ptr %12, align 8, !tbaa !5
  %21 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %20, ptr noundef nonnull @.str.2) #4
  br label %22

22:                                               ; preds = %11, %14
  %23 = getelementptr inbounds i8, ptr %0, i64 328
  store i32 0, ptr %23, align 8, !tbaa !17
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %0, i64 332
  store i32 4309, ptr %.sroa.2.0..sroa_idx, align 4, !tbaa !17
  %.sroa.3.0..sroa_idx = getelementptr inbounds i8, ptr %0, i64 336
  store i64 0, ptr %.sroa.3.0..sroa_idx, align 8, !tbaa !18
  %.sroa.4.0..sroa_idx = getelementptr inbounds i8, ptr %0, i64 344
  store i64 %2, ptr %.sroa.4.0..sroa_idx, align 8, !tbaa !18
  br label %40

24:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 192, ptr nonnull %9) #4
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(192) %9, i8 0, i64 192, i1 false)
  %25 = getelementptr inbounds i8, ptr %9, i64 32
  store ptr %1, ptr %25, align 8, !tbaa !19
  %26 = getelementptr inbounds i8, ptr %9, i64 40
  store i64 %2, ptr %26, align 8, !tbaa !23
  %27 = getelementptr inbounds i8, ptr %9, i64 48
  store i64 %3, ptr %27, align 8, !tbaa !24
  %28 = getelementptr inbounds i8, ptr %9, i64 56
  store i64 %3, ptr %28, align 8, !tbaa !25
  %29 = getelementptr inbounds i8, ptr %9, i64 96
  store ptr @parse_header_prefix, ptr %29, align 8, !tbaa !26
  %30 = getelementptr inbounds i8, ptr %0, i64 48
  %31 = load ptr, ptr %30, align 8, !tbaa !5
  %.not = icmp eq ptr %31, null
  br i1 %.not, label %38, label %32

32:                                               ; preds = %24
  %33 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef nonnull %31, ptr noundef nonnull @.str.37) #4
  %34 = load ptr, ptr %30, align 8, !tbaa !5
  %35 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %34, ptr noundef nonnull @.str.44, i64 noundef %2) #4
  %36 = load ptr, ptr %30, align 8, !tbaa !5
  %37 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %36, ptr noundef nonnull @.str.2) #4
  br label %38

38:                                               ; preds = %32, %24
  %39 = call i32 @qdec_header_process(ptr noundef nonnull %0, ptr noundef nonnull %9, ptr noundef %4, i64 noundef %5, ptr noundef %6, ptr noundef %7)
  call void @llvm.lifetime.end.p0(i64 192, ptr nonnull %9) #4
  br label %40

40:                                               ; preds = %38, %22
  %.0 = phi i32 [ 3, %22 ], [ %39, %38 ]
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare hidden i32 @parse_header_prefix(ptr noundef, ptr noundef, ptr noundef, i64 noundef) #3

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 }

!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, !10, i64 48}
!6 = !{!"lsqpack_dec", !7, i64 0, !7, i64 4, !7, i64 8, !7, i64 12, !7, i64 16, !7, i64 20, !7, i64 24, !7, i64 28, !7, i64 32, !7, i64 36, !10, i64 40, !10, i64 48, !11, i64 56, !12, i64 80, !8, i64 96, !7, i64 224, !13, i64 228, !14, i64 232, !15, i64 328}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"lsqpack_ringbuf", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 16}
!12 = !{!"", !10, i64 0, !10, i64 8}
!13 = !{!"float", !8, i64 0}
!14 = !{!"", !7, i64 0, !8, i64 8}
!15 = !{!"lsqpack_dec_err", !7, i64 0, !7, i64 4, !16, i64 8, !16, i64 16}
!16 = !{!"long", !8, i64 0}
!17 = !{!7, !7, i64 0}
!18 = !{!16, !16, i64 0}
!19 = !{!20, !10, i64 32}
!20 = !{!"header_block_read_ctx", !12, i64 0, !12, i64 16, !10, i64 32, !16, i64 40, !16, i64 48, !16, i64 56, !7, i64 64, !7, i64 68, !7, i64 72, !21, i64 80, !10, i64 96, !7, i64 104, !22, i64 112, !8, i64 136}
!21 = !{!"", !10, i64 0, !7, i64 8, !7, i64 12}
!22 = !{!"hbrc_buf", !10, i64 0, !16, i64 8, !16, i64 16}
!23 = !{!20, !16, i64 40}
!24 = !{!20, !16, i64 48}
!25 = !{!20, !16, i64 56}
!26 = !{!20, !10, i64 96}


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