; LLVM IR from Try/Tempest :: Engine/thirdparty/libpng (pngerror)

; 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"

; Function Attrs: nounwind uwtable
declare dso_local ptr @png_format_number(ptr noundef, ptr noundef, i32 noundef, i64 noundef) #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

; Function Attrs: nounwind uwtable
declare dso_local void @png_warning_parameter(ptr noundef, i32 noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local void @png_warning_parameter_signed(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  %10 = alloca ptr, align 8
  %11 = alloca [24 x i8], align 16
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !9
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #2
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #2
  %12 = load i32, ptr %8, align 4, !tbaa !9
  %13 = sext i32 %12 to i64
  store i64 %13, ptr %9, align 8, !tbaa !11
  %14 = load i32, ptr %8, align 4, !tbaa !9
  %15 = icmp slt i32 %14, 0
  br i1 %15, label %16, label %20

16:                                               ; preds = %4
  %17 = load i64, ptr %9, align 8, !tbaa !11
  %18 = xor i64 %17, -1
  %19 = add i64 %18, 1
  store i64 %19, ptr %9, align 8, !tbaa !11
  br label %20

20:                                               ; preds = %16, %4
  %21 = getelementptr inbounds [24 x i8], ptr %11, i64 0, i64 0
  %22 = getelementptr inbounds [24 x i8], ptr %11, i64 0, i64 0
  %23 = getelementptr inbounds i8, ptr %22, i64 24
  %24 = load i32, ptr %7, align 4, !tbaa !9
  %25 = load i64, ptr %9, align 8, !tbaa !11
  %26 = call ptr @png_format_number(ptr noundef %21, ptr noundef %23, i32 noundef %24, i64 noundef %25)
  store ptr %26, ptr %10, align 8, !tbaa !5
  %27 = load i32, ptr %8, align 4, !tbaa !9
  %28 = icmp slt i32 %27, 0
  br i1 %28, label %29, label %36

29:                                               ; preds = %20
  %30 = load ptr, ptr %10, align 8, !tbaa !5
  %31 = getelementptr inbounds [24 x i8], ptr %11, i64 0, i64 0
  %32 = icmp ugt ptr %30, %31
  br i1 %32, label %33, label %36

33:                                               ; preds = %29
  %34 = load ptr, ptr %10, align 8, !tbaa !5
  %35 = getelementptr inbounds i8, ptr %34, i32 -1
  store ptr %35, ptr %10, align 8, !tbaa !5
  store i8 45, ptr %35, align 1, !tbaa !13
  br label %36

36:                                               ; preds = %33, %29, %20
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  %38 = load i32, ptr %6, align 4, !tbaa !9
  %39 = load ptr, ptr %10, align 8, !tbaa !5
  call void @png_warning_parameter(ptr noundef %37, i32 noundef %38, ptr noundef %39)
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #2
  ret void
}

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!7, !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"

; Function Attrs: nounwind uwtable
declare dso_local ptr @png_format_number(ptr noundef, ptr noundef, i32 noundef, i64 noundef) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local void @png_warning_parameter(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @png_warning_parameter_signed(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = alloca [24 x i8], align 16
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #3
  %6 = icmp slt i32 %3, 0
  %7 = tail call i32 @llvm.abs.i32(i32 %3, i1 false)
  %spec.select = zext i32 %7 to i64
  %8 = getelementptr inbounds i8, ptr %5, i64 24
  %9 = call ptr @png_format_number(ptr noundef nonnull %5, ptr noundef nonnull %8, i32 noundef %2, i64 noundef %spec.select)
  %10 = icmp ugt ptr %9, %5
  %or.cond = select i1 %6, i1 %10, i1 false
  br i1 %or.cond, label %11, label %13

11:                                               ; preds = %4
  %12 = getelementptr inbounds i8, ptr %9, i64 -1
  store i8 45, ptr %12, align 1, !tbaa !5
  br label %13

13:                                               ; preds = %11, %4
  %.0 = phi ptr [ %12, %11 ], [ %9, %4 ]
  call void @png_warning_parameter(ptr noundef %0, i32 noundef %1, ptr noundef %.0)
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #3
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.abs.i32(i32, i1 immarg) #2

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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"}


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