Add M68000 entry to arch_to_gcc

Author: fluxchief

src/gcc_util.rs

@@ -8,7 +8,7 @@ use rustc_data_structures::fx::{FxHashMap, FxHashSet};
 use rustc_data_structures::unord::UnordSet;
 use rustc_session::Session;
 use rustc_target::target_features::RUSTC_SPECIFIC_FEATURES;
-use smallvec::{SmallVec, smallvec};
+use smallvec::{smallvec, SmallVec};
 
 use crate::errors::{
     ForbiddenCTargetFeature, PossibleFeature, UnknownCTargetFeature, UnknownCTargetFeaturePrefix,
@@ -242,6 +242,7 @@ pub fn to_gcc_features<'a>(sess: &Session, s: &'a str) -> SmallVec<[&'a str; 2]>
 
 fn arch_to_gcc(name: &str) -> &str {
     match name {
+        "M68000" => "68000",
         "M68020" => "68020",
         _ => name,
     }