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add a MetaData node and trigger reads from it

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Conflicts:
	src/librustc_metadata/csearch.rs
This commit is contained in:
Niko Matsakis 2016-04-22 15:47:14 -04:00
parent 7734308f89
commit 5bcdf4c192
3 changed files with 56 additions and 8 deletions
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5
src/librustc/dep_graph/dep_node.rs
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@ -32,6 +32,10 @@ pub enum DepNode<D: Clone + Debug> {
// Represents the HIR node with the given node-id
Hir(D),
// Represents the metadata for a given HIR node, typically found
// in an extern crate.
MetaData(D),
// Represents different phases in the compiler.
CrateReader,
CollectLanguageItems,
@ -175,6 +179,7 @@ impl<D: Clone + Debug> DepNode<D> {
TransCrate => Some(TransCrate),
TransWriteMetadata => Some(TransWriteMetadata),
Hir(ref d) => op(d).map(Hir),
MetaData(ref d) => op(d).map(MetaData),
CollectItem(ref d) => op(d).map(CollectItem),
CoherenceCheckImpl(ref d) => op(d).map(CoherenceCheckImpl),
CoherenceOverlapCheck(ref d) => op(d).map(CoherenceOverlapCheck),