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Track all exports in exp_map

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This is needed because the reachability checker needs to be able to
follow exports.

Issue #1934
This commit is contained in:
Marijn Haverbeke 2012-03-06 13:57:07 +01:00
parent 19508c7d53
commit 4e4bd585cd
5 changed files with 151 additions and 132 deletions
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11
src/rustc/metadata/encoder.rs
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@ -159,12 +159,17 @@ fn encode_item_paths(ebml_w: ebml::writer, ecx: @encode_ctxt, crate: @crate)
fn encode_reexport_paths(ebml_w: ebml::writer,
ecx: @encode_ctxt, &index: [entry<str>]) {
ecx.ccx.exp_map.items {|path, defs|
for def in *defs {
let tcx = ecx.ccx.tcx;
ecx.ccx.exp_map.items {|exp_id, defs|
for def in defs {
if !def.reexp { cont; }
let path = alt check tcx.items.get(exp_id) {
ast_map::node_export(_, path) { ast_map::path_to_str(*path) }
};
index += [{val: path, pos: ebml_w.writer.tell()}];
ebml_w.start_tag(tag_paths_data_item);
encode_name(ebml_w, path);
encode_def_id(ebml_w, ast_util::def_id_of_def(def));
encode_def_id(ebml_w, def.id);
ebml_w.end_tag();
}
}