diff options
Diffstat (limited to 'src/libsyntax_ext/env.rs')
| -rw-r--r-- | src/libsyntax_ext/env.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/libsyntax_ext/env.rs b/src/libsyntax_ext/env.rs index ccff4aec2c8..2127179eecb 100644 --- a/src/libsyntax_ext/env.rs +++ b/src/libsyntax_ext/env.rs @@ -6,7 +6,7 @@ use syntax::ast::{self, Ident, GenericArg}; use syntax::ext::base::{self, *}; use syntax::ext::build::AstBuilder; -use syntax::symbol::{keywords, Symbol}; +use syntax::symbol::{keywords, Symbol, sym}; use syntax_pos::Span; use syntax::tokenstream; @@ -29,7 +29,8 @@ pub fn expand_option_env<'cx>(cx: &'cx mut ExtCtxt<'_>, true, cx.std_path(&["option", "Option", "None"]), vec![GenericArg::Type(cx.ty_rptr(sp, - cx.ty_ident(sp, Ident::from_str("str")), + cx.ty_ident(sp, + Ident::with_empty_ctxt(sym::str)), Some(lt), ast::Mutability::Immutable))], vec![])) |