; LLVM IR from ImChong/Practice_LeetCode_C :: F01_Common_Functions/src (common_single_value)

; 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"

@.str = external hidden unnamed_addr constant [27 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @Validate_SingleValue(i8 noundef signext %0, i32 noundef %1, i32 noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca i8, align 1
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store i8 %0, ptr %5, align 1, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !8
  store i32 %2, ptr %7, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  store i32 1, ptr %8, align 4, !tbaa !8
  %10 = load i32, ptr %6, align 4, !tbaa !8
  %11 = load i32, ptr %7, align 4, !tbaa !8
  %12 = icmp ne i32 %10, %11
  br i1 %12, label %13, label %14

13:                                               ; preds = %3
  store i32 0, ptr %8, align 4, !tbaa !8
  br label %14

14:                                               ; preds = %13, %3
  %15 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  %16 = load i32, ptr %8, align 4, !tbaa !8
  %17 = icmp ne i32 %16, 0
  br i1 %17, label %18, label %22

18:                                               ; preds = %14
  %19 = load i8, ptr %5, align 1, !tbaa !5
  %20 = sext i8 %19 to i32
  %21 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %20)
  br label %26

22:                                               ; preds = %14
  %23 = load i8, ptr %5, align 1, !tbaa !5
  %24 = sext i8 %23 to i32
  %25 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %24)
  br label %26

26:                                               ; preds = %22, %18
  %27 = call i32 (ptr, ...) @printf(ptr noundef @.str)
  %28 = load i32, ptr %6, align 4, !tbaa !8
  %29 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %28)
  %30 = load i32, ptr %7, align 4, !tbaa !8
  %31 = call i32 (ptr, ...) @printf(ptr noundef @.str.4, i32 noundef %30)
  %32 = call i32 (ptr, ...) @printf(ptr noundef @.str.5)
  %33 = load i32, ptr %8, align 4, !tbaa !8
  %34 = icmp ne i32 %33, 0
  br i1 %34, label %35, label %36

35:                                               ; preds = %26
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %37

36:                                               ; preds = %26
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %37

37:                                               ; preds = %36, %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  %38 = load i32, ptr %4, align 4
  ret i32 %38
}

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

declare i32 @printf(ptr noundef, ...) #2

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

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 = { "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 }

!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, !9, i64 0}
!9 = !{!"int", !6, 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 = external hidden unnamed_addr constant [27 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local range(i32 -1, 1) i32 @Validate_SingleValue(i8 noundef signext %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %.not = icmp ne i32 %1, %2
  %4 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  %5 = sext i8 %0 to i32
  %.str.2..str.1 = select i1 %.not, ptr @.str.2, ptr @.str.1
  %6 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %.str.2..str.1, i32 noundef %5)
  %7 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  %8 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %1)
  %9 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.4, i32 noundef %2)
  %10 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.5)
  %. = sext i1 %.not to i32
  ret i32 %.
}

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

attributes #0 = { nofree 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 = { 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" }

!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)"}


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