Raw lifetimes

Author: compiler-errors

src/tokens.md

@@ -642,12 +642,17 @@ Examples of reserved forms:
 >   _(not immediately followed by `'`)_\
 >    | `'_`
 >   _(not immediately followed by `'`)_
+>    | RAW_LIFETIME
 >
 > LIFETIME_OR_LABEL :\
 >       `'` [NON_KEYWORD_IDENTIFIER][identifier]
 >   _(not immediately followed by `'`)_\
 >    | `'_`
 >   _(not immediately followed by `'`)_
+>    | RAW_LIFETIME
+>
+> RAW_LIFETIME :\
+>       `'r#` [IDENTIFIER_OR_KEYWORD][identifier]
 
 Lifetime parameters and [loop labels] use LIFETIME_OR_LABEL tokens. Any
 LIFETIME_TOKEN will be accepted by the lexer, and for example, can be used in