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Rollup merge of #42728 - jseyfried:fix_resolve_perf, r=nrc

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resolve: fix perf bug

Fixes #42544.
r? @nrc
This commit is contained in:
Corey Farwell 2017-06-20 16:28:27 -04:00 committed by GitHub
parent dbe16e067f 3c1af32abb
commit d92edacf8e
1 changed files with 4 additions and 1 deletions
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5
src/librustc_resolve/build_reduced_graph.rs
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@ -523,7 +523,10 @@ impl<'a> Resolver<'a> {
};
let kind = ModuleKind::Def(Def::Mod(def_id), name);
self.arenas.alloc_module(ModuleData::new(parent, kind, def_id, Mark::root(), DUMMY_SP))
let module =
self.arenas.alloc_module(ModuleData::new(parent, kind, def_id, Mark::root(), DUMMY_SP));
self.extern_module_map.insert((def_id, macros_only), module);
module
}
pub fn macro_def_scope(&mut self, expansion: Mark) -> Module<'a> {