Use the current lint note id when parsing cfg!()

Signed-off-by: Jonathan Brouwer <jonathantbrouwer@gmail.com>

Author: JonathanBrouwer

compiler/rustc_builtin_macros/src/cfg.rs

@@ -3,7 +3,7 @@
 //! current compilation environment.
 
 use rustc_ast::tokenstream::TokenStream;
-use rustc_ast::{AttrStyle, CRATE_NODE_ID, token};
+use rustc_ast::{AttrStyle, token};
 use rustc_attr_parsing as attr;
 use rustc_attr_parsing::parser::MetaItemOrLitParser;
 use rustc_attr_parsing::{
@@ -57,7 +57,7 @@ fn parse_cfg(cx: &ExtCtxt<'_>, span: Span, tts: TokenStream) -> Result<CfgEntry,
         AttrPath { segments: vec![Ident::from_str("cfg")].into_boxed_slice(), span },
         ParsedDescription::Macro,
         span,
-        CRATE_NODE_ID,
+        cx.current_expansion.lint_node_id,
         Some(cx.ecfg.features),
         ShouldEmit::ErrorsAndLints,
         &meta,