Reserve guarded string literals (RFC 3593)

2024-04-14 17:37:45 -06:00
parent 6f4ae0f345
commit 321a5db7d4
23 changed files with 1514 additions and 9 deletions
--- a/compiler/rustc_lint_defs/src/lib.rs
+++ b/compiler/rustc_lint_defs/src/lib.rs
@@ -614,6 +614,8 @@ pub enum BuiltinLintDiag {
    ReservedPrefix(Span, String),
    /// `'r#` in edition < 2021.
    RawPrefix(Span),
+    /// `##` or `#"` is edition < 2024.
+    ReservedString(Span),
    TrailingMacro(bool, Ident),
    BreakWithLabelAndLoop(Span),
    UnicodeTextFlow(Span, String),