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authorMichael Goulet <michael@errs.io>2024-06-20 16:36:35 -0400
committerMichael Goulet <michael@errs.io>2024-07-16 12:06:25 -0400
commitd0a1851ec2cf84bdb41bc4d788b3995a8463c543 (patch)
tree6b7333a6eb3800ad80d39cfb57080251d7e5db3d /compiler/rustc_parse/src/parser/ty.rs
parenta91f7d72f12efcc00ecf71591f066c534d45ddf7 (diff)
downloadrust-d0a1851ec2cf84bdb41bc4d788b3995a8463c543.tar.gz
rust-d0a1851ec2cf84bdb41bc4d788b3995a8463c543.zip
Deny keyword lifetimes pre-expansion
Diffstat (limited to 'compiler/rustc_parse/src/parser/ty.rs')
-rw-r--r--compiler/rustc_parse/src/parser/ty.rs6
1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/rustc_parse/src/parser/ty.rs b/compiler/rustc_parse/src/parser/ty.rs
index 94321b1dddd..68b8af7d20e 100644
--- a/compiler/rustc_parse/src/parser/ty.rs
+++ b/compiler/rustc_parse/src/parser/ty.rs
@@ -1230,6 +1230,12 @@ impl<'a> Parser<'a> {
     /// Parses a single lifetime `'a` or panics.
     pub(super) fn expect_lifetime(&mut self) -> Lifetime {
         if let Some(ident) = self.token.lifetime() {
+            if ident.without_first_quote().is_reserved()
+                && ![kw::UnderscoreLifetime, kw::StaticLifetime].contains(&ident.name)
+            {
+                self.dcx().emit_err(errors::KeywordLifetime { span: ident.span });
+            }
+
             self.bump();
             Lifetime { ident, id: ast::DUMMY_NODE_ID }
         } else {