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-rw-r--r--compiler/rustc_span/src/symbol.rs3
1 files changed, 0 insertions, 3 deletions
diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
index 9ad76b74c38..f3c5138716d 100644
--- a/compiler/rustc_span/src/symbol.rs
+++ b/compiler/rustc_span/src/symbol.rs
@@ -1350,13 +1350,10 @@ symbols! {
         rtm_target_feature,
         rust,
         rust_2015,
-        rust_2015_preview,
         rust_2018,
         rust_2018_preview,
         rust_2021,
-        rust_2021_preview,
         rust_2024,
-        rust_2024_preview,
         rust_begin_unwind,
         rust_cold_cc,
         rust_eh_catch_typeinfo,