diff options
Diffstat (limited to 'src/libsyntax/ext')
| -rw-r--r-- | src/libsyntax/ext/base.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs index 452cc2f2c65..cc19acb61ad 100644 --- a/src/libsyntax/ext/base.rs +++ b/src/libsyntax/ext/base.rs @@ -998,6 +998,7 @@ pub fn expr_to_spanned_string<'a>( Err(match expr.node { ast::ExprKind::Lit(ref l) => match l.node { ast::LitKind::Str(s, style) => return Ok(respan(expr.span, (s, style))), + ast::LitKind::Err(_) => None, _ => Some(cx.struct_span_err(l.span, err_msg)) }, ast::ExprKind::Err => None, |