OpenE2K/rust
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

save-analysis: get tables directly, accomodating them being missing

Browse Source 
Fixes an ICE when running with save-analsysis after an error
This commit is contained in:
Nick Cameron 2017-01-25 14:40:47 +13:00
parent 491b978822
commit 36ad34d343
1 changed files with 9 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/librustc_save_analysis/dump_visitor.rs
View File

@ -111,11 +111,16 @@ impl<'l, 'tcx: 'l, 'll, D: Dump + 'll> DumpVisitor<'l, 'tcx, 'll, D> {
fn nest_tables<F>(&mut self, item_id: NodeId, f: F)
where F: FnOnce(&mut DumpVisitor<'l, 'tcx, 'll, D>)
{
let old_tables = self.save_ctxt.tables;
let item_def_id = self.tcx.hir.local_def_id(item_id);
self.save_ctxt.tables = self.tcx.item_tables(item_def_id);
f(self);
self.save_ctxt.tables = old_tables;
match self.tcx.tables.borrow().get(&item_def_id) {
Some(tables) => {
let old_tables = self.save_ctxt.tables;
self.save_ctxt.tables = tables;
f(self);
self.save_ctxt.tables = old_tables;
}
None => f(self),
}
}
pub fn dump_crate_info(&mut self, name: &str, krate: &ast::Crate) {