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authorMaybe Waffle <waffle.lapkin@gmail.com>2023-04-24 16:48:37 +0000
committerMaybe Waffle <waffle.lapkin@gmail.com>2023-04-24 16:48:37 +0000
commit2b8d27b402b621d20c7c29c500852c727d4cc8cd (patch)
treeba2467a4141f35c18ed56c3f7174f1ddb834ebd0 /compiler/rustc_data_structures/src/lib.rs
parentad8c7b6705d94bdf9293fbfe0c4d386d5f7e81a2 (diff)
downloadrust-2b8d27b402b621d20c7c29c500852c727d4cc8cd.tar.gz
rust-2b8d27b402b621d20c7c29c500852c727d4cc8cd.zip
Switch `impl_tag!` from explicit tags to `${index()}`
Diffstat (limited to 'compiler/rustc_data_structures/src/lib.rs')
-rw-r--r--compiler/rustc_data_structures/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_data_structures/src/lib.rs b/compiler/rustc_data_structures/src/lib.rs
index 426d2c4034b..004017ec5f3 100644
--- a/compiler/rustc_data_structures/src/lib.rs
+++ b/compiler/rustc_data_structures/src/lib.rs
@@ -31,6 +31,7 @@
 #![feature(unwrap_infallible)]
 #![feature(strict_provenance)]
 #![feature(ptr_alignment_type)]
+#![feature(macro_metavar_expr)]
 #![allow(rustc::default_hash_types)]
 #![allow(rustc::potential_query_instability)]
 #![deny(rustc::untranslatable_diagnostic)]