diff options
Diffstat (limited to 'src/libsyntax/ext/base.rs')
| -rw-r--r-- | src/libsyntax/ext/base.rs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs index 815159e94c8..91ae7396ea4 100644 --- a/src/libsyntax/ext/base.rs +++ b/src/libsyntax/ext/base.rs @@ -574,8 +574,10 @@ impl<'a> ExtCtxt<'a> { if def.export { self.exported_macros.push(def.clone()); } - let ext = macro_rules::compile(self, &def); - self.syntax_env.insert(def.ident.name, ext); + if def.use_locally { + let ext = macro_rules::compile(self, &def); + self.syntax_env.insert(def.ident.name, ext); + } } /// Emit `msg` attached to `sp`, and stop compilation immediately. |