; LLVM IR from EyalAr/lwip :: src/lib/png (pngset)

; 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.png_info_def = type { i32, i32, i32, i64, ptr, i16, i16, i8, i8, i8, i8, i8, i8, i8, i8, [8 x i8], %struct.png_colorspace, ptr, ptr, i32, i32, i32, ptr, %struct.png_time_struct, %struct.png_color_8_struct, ptr, %struct.png_color_16_struct, %struct.png_color_16_struct, i32, i32, i8, i32, i32, i8, ptr, ptr, i32, i32, ptr, ptr, i8, i8, i32, ptr, i32, ptr, i32, i8, ptr, ptr, ptr }
%struct.png_colorspace = type { i32, %struct.png_xy, %struct.png_XYZ, i16, i16 }
%struct.png_xy = type { i32, i32, i32, i32, i32, i32, i32, i32 }
%struct.png_XYZ = type { i32, i32, i32, i32, i32, i32, i32, i32, i32 }
%struct.png_time_struct = type { i16, i8, i8, i8, i8, i8 }
%struct.png_color_8_struct = type { i8, i8, i8, i8, i8 }
%struct.png_color_16_struct = type { i8, i16, i16, i16, i16 }

@.str.13 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [20 x i8], align 1

; 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) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare noalias ptr @png_malloc_warn(ptr noundef, i64 noundef) #2

; Function Attrs: nounwind willreturn memory(read)
declare i64 @strlen(ptr noundef) #3

; Function Attrs: noreturn
declare void @png_error(ptr noundef, ptr noundef) #4

declare i32 @png_check_fp_string(ptr noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local void @png_set_sCAL_s(ptr noalias noundef %0, ptr noalias noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4) #5 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store i32 %2, ptr %8, align 4, !tbaa !9
  store ptr %3, ptr %9, align 8, !tbaa !5
  store ptr %4, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  store i64 0, ptr %11, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  store i64 0, ptr %12, align 8, !tbaa !11
  %14 = load ptr, ptr %6, align 8, !tbaa !5
  %15 = icmp eq ptr %14, null
  br i1 %15, label %19, label %16

16:                                               ; preds = %5
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = icmp eq ptr %17, null
  br i1 %18, label %19, label %20

19:                                               ; preds = %16, %5
  store i32 1, ptr %13, align 4
  br label %125

20:                                               ; preds = %16
  %21 = load i32, ptr %8, align 4, !tbaa !9
  %22 = icmp ne i32 %21, 1
  br i1 %22, label %23, label %28

23:                                               ; preds = %20
  %24 = load i32, ptr %8, align 4, !tbaa !9
  %25 = icmp ne i32 %24, 2
  br i1 %25, label %26, label %28

26:                                               ; preds = %23
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  call void @png_error(ptr noundef %27, ptr noundef @.str.13) #7
  unreachable

28:                                               ; preds = %23, %20
  %29 = load ptr, ptr %9, align 8, !tbaa !5
  %30 = icmp eq ptr %29, null
  br i1 %30, label %46, label %31

31:                                               ; preds = %28
  %32 = load ptr, ptr %9, align 8, !tbaa !5
  %33 = call i64 @strlen(ptr noundef %32) #8
  store i64 %33, ptr %11, align 8, !tbaa !11
  %34 = icmp eq i64 %33, 0
  br i1 %34, label %46, label %35

35:                                               ; preds = %31
  %36 = load ptr, ptr %9, align 8, !tbaa !5
  %37 = getelementptr inbounds i8, ptr %36, i64 0
  %38 = load i8, ptr %37, align 1, !tbaa !13
  %39 = sext i8 %38 to i32
  %40 = icmp eq i32 %39, 45
  br i1 %40, label %46, label %41

41:                                               ; preds = %35
  %42 = load ptr, ptr %9, align 8, !tbaa !5
  %43 = load i64, ptr %11, align 8, !tbaa !11
  %44 = call i32 @png_check_fp_string(ptr noundef %42, i64 noundef %43)
  %45 = icmp ne i32 %44, 0
  br i1 %45, label %48, label %46

46:                                               ; preds = %41, %35, %31, %28
  %47 = load ptr, ptr %6, align 8, !tbaa !5
  call void @png_error(ptr noundef %47, ptr noundef @.str.14) #7
  unreachable

48:                                               ; preds = %41
  %49 = load ptr, ptr %10, align 8, !tbaa !5
  %50 = icmp eq ptr %49, null
  br i1 %50, label %66, label %51

51:                                               ; preds = %48
  %52 = load ptr, ptr %10, align 8, !tbaa !5
  %53 = call i64 @strlen(ptr noundef %52) #8
  store i64 %53, ptr %12, align 8, !tbaa !11
  %54 = icmp eq i64 %53, 0
  br i1 %54, label %66, label %55

55:                                               ; preds = %51
  %56 = load ptr, ptr %10, align 8, !tbaa !5
  %57 = getelementptr inbounds i8, ptr %56, i64 0
  %58 = load i8, ptr %57, align 1, !tbaa !13
  %59 = sext i8 %58 to i32
  %60 = icmp eq i32 %59, 45
  br i1 %60, label %66, label %61

61:                                               ; preds = %55
  %62 = load ptr, ptr %10, align 8, !tbaa !5
  %63 = load i64, ptr %12, align 8, !tbaa !11
  %64 = call i32 @png_check_fp_string(ptr noundef %62, i64 noundef %63)
  %65 = icmp ne i32 %64, 0
  br i1 %65, label %68, label %66

66:                                               ; preds = %61, %55, %51, %48
  %67 = load ptr, ptr %6, align 8, !tbaa !5
  call void @png_error(ptr noundef %67, ptr noundef @.str.15) #7
  unreachable

68:                                               ; preds = %61
  %69 = load i32, ptr %8, align 4, !tbaa !9
  %70 = trunc i32 %69 to i8
  %71 = load ptr, ptr %7, align 8, !tbaa !5
  %72 = getelementptr inbounds %struct.png_info_def, ptr %71, i32 0, i32 47
  store i8 %70, ptr %72, align 4, !tbaa !14
  %73 = load i64, ptr %11, align 8, !tbaa !11
  %74 = add i64 %73, 1
  store i64 %74, ptr %11, align 8, !tbaa !11
  %75 = load ptr, ptr %6, align 8, !tbaa !5
  %76 = load i64, ptr %11, align 8, !tbaa !11
  %77 = call noalias ptr @png_malloc_warn(ptr noundef %75, i64 noundef %76)
  %78 = load ptr, ptr %7, align 8, !tbaa !5
  %79 = getelementptr inbounds %struct.png_info_def, ptr %78, i32 0, i32 48
  store ptr %77, ptr %79, align 8, !tbaa !23
  %80 = load ptr, ptr %7, align 8, !tbaa !5
  %81 = getelementptr inbounds %struct.png_info_def, ptr %80, i32 0, i32 48
  %82 = load ptr, ptr %81, align 8, !tbaa !23
  %83 = icmp eq ptr %82, null
  br i1 %83, label %84, label %86

84:                                               ; preds = %68
  %85 = load ptr, ptr %6, align 8, !tbaa !5
  store i32 1, ptr %13, align 4
  br label %125

86:                                               ; preds = %68
  %87 = load ptr, ptr %7, align 8, !tbaa !5
  %88 = getelementptr inbounds %struct.png_info_def, ptr %87, i32 0, i32 48
  %89 = load ptr, ptr %88, align 8, !tbaa !23
  %90 = load ptr, ptr %9, align 8, !tbaa !5
  %91 = load i64, ptr %11, align 8, !tbaa !11
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %89, ptr align 1 %90, i64 %91, i1 false)
  %92 = load i64, ptr %12, align 8, !tbaa !11
  %93 = add i64 %92, 1
  store i64 %93, ptr %12, align 8, !tbaa !11
  %94 = load ptr, ptr %6, align 8, !tbaa !5
  %95 = load i64, ptr %12, align 8, !tbaa !11
  %96 = call noalias ptr @png_malloc_warn(ptr noundef %94, i64 noundef %95)
  %97 = load ptr, ptr %7, align 8, !tbaa !5
  %98 = getelementptr inbounds %struct.png_info_def, ptr %97, i32 0, i32 49
  store ptr %96, ptr %98, align 8, !tbaa !24
  %99 = load ptr, ptr %7, align 8, !tbaa !5
  %100 = getelementptr inbounds %struct.png_info_def, ptr %99, i32 0, i32 49
  %101 = load ptr, ptr %100, align 8, !tbaa !24
  %102 = icmp eq ptr %101, null
  br i1 %102, label %103, label %111

103:                                              ; preds = %86
  %104 = load ptr, ptr %6, align 8, !tbaa !5
  %105 = load ptr, ptr %7, align 8, !tbaa !5
  %106 = getelementptr inbounds %struct.png_info_def, ptr %105, i32 0, i32 48
  %107 = load ptr, ptr %106, align 8, !tbaa !23
  call void @png_free(ptr noundef %104, ptr noundef %107)
  %108 = load ptr, ptr %7, align 8, !tbaa !5
  %109 = getelementptr inbounds %struct.png_info_def, ptr %108, i32 0, i32 48
  store ptr null, ptr %109, align 8, !tbaa !23
  %110 = load ptr, ptr %6, align 8, !tbaa !5
  store i32 1, ptr %13, align 4
  br label %125

111:                                              ; preds = %86
  %112 = load ptr, ptr %7, align 8, !tbaa !5
  %113 = getelementptr inbounds %struct.png_info_def, ptr %112, i32 0, i32 49
  %114 = load ptr, ptr %113, align 8, !tbaa !24
  %115 = load ptr, ptr %10, align 8, !tbaa !5
  %116 = load i64, ptr %12, align 8, !tbaa !11
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %114, ptr align 1 %115, i64 %116, i1 false)
  %117 = load ptr, ptr %7, align 8, !tbaa !5
  %118 = getelementptr inbounds %struct.png_info_def, ptr %117, i32 0, i32 2
  %119 = load i32, ptr %118, align 8, !tbaa !25
  %120 = or i32 %119, 16384
  store i32 %120, ptr %118, align 8, !tbaa !25
  %121 = load ptr, ptr %7, align 8, !tbaa !5
  %122 = getelementptr inbounds %struct.png_info_def, ptr %121, i32 0, i32 42
  %123 = load i32, ptr %122, align 4, !tbaa !26
  %124 = or i32 %123, 256
  store i32 %124, ptr %122, align 4, !tbaa !26
  store i32 0, ptr %13, align 4
  br label %125

125:                                              ; preds = %111, %103, %84, %19
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  %126 = load i32, ptr %13, align 4
  switch i32 %126, label %128 [
    i32 0, label %127
    i32 1, label %127
  ]

127:                                              ; preds = %125, %125
  ret void

128:                                              ; preds = %125
  unreachable
}

declare void @png_free(ptr noundef, ptr noundef) #2

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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(read) "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 = { 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 #5 = { 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 #6 = { nounwind }
attributes #7 = { noreturn }
attributes #8 = { nounwind willreturn memory(read) }

!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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!7, !7, i64 0}
!14 = !{!15, !7, i64 316}
!15 = !{!"png_info_def", !10, i64 0, !10, i64 4, !10, i64 8, !12, i64 16, !6, i64 24, !16, i64 32, !16, i64 34, !7, i64 36, !7, i64 37, !7, i64 38, !7, i64 39, !7, i64 40, !7, i64 41, !7, i64 42, !7, i64 43, !7, i64 44, !17, i64 52, !6, i64 128, !6, i64 136, !10, i64 144, !10, i64 148, !10, i64 152, !6, i64 160, !20, i64 168, !21, i64 176, !6, i64 184, !22, i64 192, !22, i64 202, !10, i64 212, !10, i64 216, !7, i64 220, !10, i64 224, !10, i64 228, !7, i64 232, !6, i64 240, !6, i64 248, !10, i64 256, !10, i64 260, !6, i64 264, !6, i64 272, !7, i64 280, !7, i64 281, !10, i64 284, !6, i64 288, !10, i64 296, !6, i64 304, !10, i64 312, !7, i64 316, !6, i64 320, !6, i64 328, !6, i64 336}
!16 = !{!"short", !7, i64 0}
!17 = !{!"png_colorspace", !10, i64 0, !18, i64 4, !19, i64 36, !16, i64 72, !16, i64 74}
!18 = !{!"png_xy", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28}
!19 = !{!"png_XYZ", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32}
!20 = !{!"png_time_struct", !16, i64 0, !7, i64 2, !7, i64 3, !7, i64 4, !7, i64 5, !7, i64 6}
!21 = !{!"png_color_8_struct", !7, i64 0, !7, i64 1, !7, i64 2, !7, i64 3, !7, i64 4}
!22 = !{!"png_color_16_struct", !7, i64 0, !16, i64 2, !16, i64 4, !16, i64 6, !16, i64 8}
!23 = !{!15, !6, i64 320}
!24 = !{!15, !6, i64 328}
!25 = !{!15, !10, i64 8}
!26 = !{!15, !10, i64 284}


; 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.13 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [19 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [20 x i8], align 1

; Function Attrs: mustprogress 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) #0

declare noalias ptr @png_malloc_warn(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: noreturn
declare void @png_error(ptr noundef, ptr noundef) local_unnamed_addr #3

declare i32 @png_check_fp_string(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @png_set_sCAL_s(ptr noalias noundef %0, ptr noalias noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4) local_unnamed_addr #4 {
  %6 = icmp eq ptr %0, null
  %7 = icmp eq ptr %1, null
  %or.cond = or i1 %6, %7
  br i1 %or.cond, label %54, label %8

8:                                                ; preds = %5
  %9 = add i32 %2, -3
  %or.cond3 = icmp ult i32 %9, -2
  br i1 %or.cond3, label %10, label %11

10:                                               ; preds = %8
  tail call void @png_error(ptr noundef nonnull %0, ptr noundef nonnull @.str.13) #5
  unreachable

11:                                               ; preds = %8
  %12 = icmp eq ptr %3, null
  br i1 %12, label %21, label %13

13:                                               ; preds = %11
  %14 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %3) #6
  %15 = icmp eq i64 %14, 0
  br i1 %15, label %21, label %16

16:                                               ; preds = %13
  %17 = load i8, ptr %3, align 1, !tbaa !5
  %18 = icmp eq i8 %17, 45
  br i1 %18, label %21, label %19

19:                                               ; preds = %16
  %20 = tail call i32 @png_check_fp_string(ptr noundef nonnull %3, i64 noundef %14) #7
  %.not = icmp eq i32 %20, 0
  br i1 %.not, label %21, label %22

21:                                               ; preds = %19, %16, %13, %11
  tail call void @png_error(ptr noundef nonnull %0, ptr noundef nonnull @.str.14) #5
  unreachable

22:                                               ; preds = %19
  %23 = icmp eq ptr %4, null
  br i1 %23, label %32, label %24

24:                                               ; preds = %22
  %25 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %4) #6
  %26 = icmp eq i64 %25, 0
  br i1 %26, label %32, label %27

27:                                               ; preds = %24
  %28 = load i8, ptr %4, align 1, !tbaa !5
  %29 = icmp eq i8 %28, 45
  br i1 %29, label %32, label %30

30:                                               ; preds = %27
  %31 = tail call i32 @png_check_fp_string(ptr noundef nonnull %4, i64 noundef %25) #7
  %.not51 = icmp eq i32 %31, 0
  br i1 %.not51, label %32, label %33

32:                                               ; preds = %30, %27, %24, %22
  tail call void @png_error(ptr noundef nonnull %0, ptr noundef nonnull @.str.15) #5
  unreachable

33:                                               ; preds = %30
  %34 = trunc nuw i32 %2 to i8
  %35 = getelementptr inbounds i8, ptr %1, i64 316
  store i8 %34, ptr %35, align 4, !tbaa !8
  %36 = add i64 %14, 1
  %37 = tail call noalias ptr @png_malloc_warn(ptr noundef nonnull %0, i64 noundef %36) #7
  %38 = getelementptr inbounds i8, ptr %1, i64 320
  store ptr %37, ptr %38, align 8, !tbaa !20
  %39 = icmp eq ptr %37, null
  br i1 %39, label %54, label %40

40:                                               ; preds = %33
  tail call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 1 %37, ptr nonnull align 1 %3, i64 %36, i1 false)
  %41 = add i64 %25, 1
  %42 = tail call noalias ptr @png_malloc_warn(ptr noundef nonnull %0, i64 noundef %41) #7
  %43 = getelementptr inbounds i8, ptr %1, i64 328
  store ptr %42, ptr %43, align 8, !tbaa !21
  %44 = icmp eq ptr %42, null
  br i1 %44, label %45, label %47

45:                                               ; preds = %40
  %46 = load ptr, ptr %38, align 8, !tbaa !20
  tail call void @png_free(ptr noundef nonnull %0, ptr noundef %46) #7
  store ptr null, ptr %38, align 8, !tbaa !20
  br label %54

47:                                               ; preds = %40
  tail call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 1 %42, ptr nonnull align 1 %4, i64 %41, i1 false)
  %48 = getelementptr inbounds i8, ptr %1, i64 8
  %49 = load i32, ptr %48, align 8, !tbaa !22
  %50 = or i32 %49, 16384
  store i32 %50, ptr %48, align 8, !tbaa !22
  %51 = getelementptr inbounds i8, ptr %1, i64 284
  %52 = load i32, ptr %51, align 4, !tbaa !23
  %53 = or i32 %52, 256
  store i32 %53, ptr %51, align 4, !tbaa !23
  br label %54

54:                                               ; preds = %33, %5, %47, %45
  ret void
}

declare void @png_free(ptr noundef, ptr noundef) local_unnamed_addr #1

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 nofree nounwind willreturn memory(argmem: read) "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 "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 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 = { noreturn nounwind }
attributes #6 = { nounwind willreturn memory(read) }
attributes #7 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = !{!9, !6, i64 316}
!9 = !{!"png_info_def", !10, i64 0, !10, i64 4, !10, i64 8, !11, i64 16, !12, i64 24, !13, i64 32, !13, i64 34, !6, i64 36, !6, i64 37, !6, i64 38, !6, i64 39, !6, i64 40, !6, i64 41, !6, i64 42, !6, i64 43, !6, i64 44, !14, i64 52, !12, i64 128, !12, i64 136, !10, i64 144, !10, i64 148, !10, i64 152, !12, i64 160, !17, i64 168, !18, i64 176, !12, i64 184, !19, i64 192, !19, i64 202, !10, i64 212, !10, i64 216, !6, i64 220, !10, i64 224, !10, i64 228, !6, i64 232, !12, i64 240, !12, i64 248, !10, i64 256, !10, i64 260, !12, i64 264, !12, i64 272, !6, i64 280, !6, i64 281, !10, i64 284, !12, i64 288, !10, i64 296, !12, i64 304, !10, i64 312, !6, i64 316, !12, i64 320, !12, i64 328, !12, i64 336}
!10 = !{!"int", !6, i64 0}
!11 = !{!"long", !6, i64 0}
!12 = !{!"any pointer", !6, i64 0}
!13 = !{!"short", !6, i64 0}
!14 = !{!"png_colorspace", !10, i64 0, !15, i64 4, !16, i64 36, !13, i64 72, !13, i64 74}
!15 = !{!"png_xy", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28}
!16 = !{!"png_XYZ", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32}
!17 = !{!"png_time_struct", !13, i64 0, !6, i64 2, !6, i64 3, !6, i64 4, !6, i64 5, !6, i64 6}
!18 = !{!"png_color_8_struct", !6, i64 0, !6, i64 1, !6, i64 2, !6, i64 3, !6, i64 4}
!19 = !{!"png_color_16_struct", !6, i64 0, !13, i64 2, !13, i64 4, !13, i64 6, !13, i64 8}
!20 = !{!9, !12, i64 320}
!21 = !{!9, !12, i64 328}
!22 = !{!9, !10, i64 8}
!23 = !{!9, !10, i64 284}


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