diff --git a/src/librustc/hir/lowering.rs b/src/librustc/hir/lowering.rs index 62bedcdfcbe61..873d39ec9e9fb 100644 --- a/src/librustc/hir/lowering.rs +++ b/src/librustc/hir/lowering.rs @@ -2170,12 +2170,12 @@ impl<'a> LoweringContext<'a> { // let result = match ::std::iter::IntoIterator::into_iter() { // mut iter => { // [opt_ident]: loop { - // let mut _next; + // let mut __next; // match ::std::iter::Iterator::next(&mut iter) { - // ::std::option::Option::Some(val) => _next = val, + // ::std::option::Option::Some(val) => __next = val, // ::std::option::Option::None => break // }; - // let = _next; + // let = __next; // StmtExpr(); // } // } @@ -2188,7 +2188,7 @@ impl<'a> LoweringContext<'a> { let iter = self.str_to_ident("iter"); - let next_ident = self.str_to_ident("_next"); + let next_ident = self.str_to_ident("__next"); let next_pat = self.pat_ident_binding_mode(e.span, next_ident, hir::BindByValue(hir::MutMutable)); @@ -2237,13 +2237,13 @@ impl<'a> LoweringContext<'a> { let next_expr = P(self.expr_ident(e.span, next_ident, next_pat.id)); - // `let mut _next` + // `let mut __next` let next_let = self.stmt_let_pat(e.span, None, next_pat, hir::LocalSource::ForLoopDesugar); - // `let = _next` + // `let = __next` let pat = self.lower_pat(pat); let pat_let = self.stmt_let_pat(e.span, Some(next_expr),