; LLVM IR from dpt/Containers :: libraries/keyval (char)

; 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"

@charkv_fmt.str = external hidden global [12 x i8], align 1
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 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: nounwind uwtable
define dso_local ptr @charkv_fmt(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i8, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #4
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = load i8, ptr %4, align 1, !tbaa !9
  store i8 %5, ptr %3, align 1, !tbaa !9
  %6 = call ptr @__ctype_b_loc() #5
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  %8 = load i8, ptr %3, align 1, !tbaa !9
  %9 = sext i8 %8 to i32
  %10 = sext i32 %9 to i64
  %11 = getelementptr inbounds i16, ptr %7, i64 %10
  %12 = load i16, ptr %11, align 2, !tbaa !10
  %13 = zext i16 %12 to i32
  %14 = and i32 %13, 16384
  %15 = icmp ne i32 %14, 0
  br i1 %15, label %16, label %20

16:                                               ; preds = %1
  %17 = load i8, ptr %3, align 1, !tbaa !9
  %18 = sext i8 %17 to i32
  %19 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef @charkv_fmt.str, ptr noundef @.str, i32 noundef %18) #4
  br label %24

20:                                               ; preds = %1
  %21 = load i8, ptr %3, align 1, !tbaa !9
  %22 = sext i8 %21 to i32
  %23 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef @charkv_fmt.str, ptr noundef @.str.1, i32 noundef %22) #4
  br label %24

24:                                               ; preds = %20, %16
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #4
  ret ptr @charkv_fmt.str
}

; Function Attrs: nounwind willreturn memory(none)
declare ptr @__ctype_b_loc() #2

; Function Attrs: nounwind
declare i32 @sprintf(ptr noundef, ptr noundef, ...) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { nounwind willreturn memory(none) "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 "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 = { nounwind willreturn memory(none) }

!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 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"short", !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"

@charkv_fmt.str = external hidden global [12 x i8], align 1
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local noundef nonnull ptr @charkv_fmt(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load i8, ptr %0, align 1, !tbaa !5
  %3 = tail call ptr @__ctype_b_loc() #3
  %4 = load ptr, ptr %3, align 8, !tbaa !8
  %5 = sext i8 %2 to i32
  %6 = sext i8 %2 to i64
  %7 = getelementptr inbounds i16, ptr %4, i64 %6
  %8 = load i16, ptr %7, align 2, !tbaa !10
  %9 = and i16 %8, 16384
  %.not = icmp eq i16 %9, 0
  %.str.1..str = select i1 %.not, ptr @.str.1, ptr @.str
  %10 = tail call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) @charkv_fmt.str, ptr noundef nonnull dereferenceable(1) %.str.1..str, i32 noundef %5) #4
  ret ptr @charkv_fmt.str
}

; Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none)
declare ptr @__ctype_b_loc() local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @sprintf(ptr noalias nocapture noundef writeonly, ptr nocapture noundef readonly, ...) local_unnamed_addr #2

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 = { mustprogress nofree nosync nounwind willreturn memory(none) "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 = { 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 #3 = { nounwind willreturn memory(none) }
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, !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !6, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"short", !6, i64 0}


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