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

mir: Trigger closure instantiations when the closure value is created.

Browse Source
This commit is contained in:
Eduard Burtescu 2016-03-08 14:38:44 +02:00
parent 6c551b3766
commit 41fc5f7c2a
1 changed files with 25 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/librustc_trans/trans/mir/rvalue.rs
View File

@ -132,6 +132,31 @@ impl<'bcx, 'tcx> MirContext<'bcx, 'tcx> {
}
},
_ => {
// FIXME Shouldn't need to manually trigger closure instantiations.
if let mir::AggregateKind::Closure(def_id, substs) = *kind {
use rustc_front::hir;
use syntax::ast::DUMMY_NODE_ID;
use syntax::codemap::DUMMY_SP;
use syntax::ptr::P;
use trans::closure;
closure::trans_closure_expr(closure::Dest::Ignore(bcx.ccx()),
&hir::FnDecl {
inputs: P::new(),
output: hir::NoReturn(DUMMY_SP),
variadic: false
},
&hir::Block {
stmts: P::new(),
expr: None,
id: DUMMY_NODE_ID,
rules: hir::DefaultBlock,
span: DUMMY_SP
},
DUMMY_NODE_ID, def_id,
&bcx.monomorphize(substs));
}
for (i, operand) in operands.iter().enumerate() {
let op = self.trans_operand(&bcx, operand);
// Do not generate stores and GEPis for zero-sized fields.