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-rw-r--r--compiler/rustc_codegen_ssa/src/target_features.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs
index a8d88a95f7a..000ddf42604 100644
--- a/compiler/rustc_codegen_ssa/src/target_features.rs
+++ b/compiler/rustc_codegen_ssa/src/target_features.rs
@@ -63,6 +63,7 @@ const X86_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
     ("bmi1", None),
     ("bmi2", None),
     ("cmpxchg16b", Some(sym::cmpxchg16b_target_feature)),
+    ("ermsb", Some(sym::ermsb_target_feature)),
     ("f16c", Some(sym::f16c_target_feature)),
     ("fma", None),
     ("fxsr", None),