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Type checking and trans for ranges

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This commit is contained in:
Nick Cameron 2014-12-15 13:17:11 +13:00
parent 8a357e1d87
commit 17826e10a2
8 changed files with 102 additions and 29 deletions
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6
src/librustc/middle/cfg/construct.rs
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@ -439,8 +439,10 @@ impl<'a, 'tcx> CFGBuilder<'a, 'tcx> {
start.iter().chain(end.iter()).map(|x| &**x))
}
ast::ExprRange(..) => {
self.tcx.sess.span_bug(expr.span, "non-desugared range");
ast::ExprRange(ref start, ref end) => {
let fields = Some(&**start).into_iter()
.chain(end.as_ref().map(|e| &**e).into_iter());
self.straightline(expr, pred, fields)
}
ast::ExprUnary(_, ref e) if self.is_method_call(expr) => {