diff options
Diffstat (limited to 'src/libsyntax/ext/env.rs')
| -rw-r--r-- | src/libsyntax/ext/env.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/ext/env.rs b/src/libsyntax/ext/env.rs index 1371cd30308..51db63c819a 100644 --- a/src/libsyntax/ext/env.rs +++ b/src/libsyntax/ext/env.rs @@ -28,7 +28,7 @@ fn expand_syntax_ext(cx: ext_ctxt, sp: codemap::span, arg: ast::mac_arg, let var = expr_to_str(cx, args[0], ~"env! requires a string"); match os::getenv(var) { option::None => return mk_uniq_str(cx, sp, ~""), - option::Some(s) => return mk_uniq_str(cx, sp, s) + option::Some(ref s) => return mk_uniq_str(cx, sp, (*s)) } } |