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Diffstat (limited to 'src/libsyntax/codemap.rs')
| -rw-r--r-- | src/libsyntax/codemap.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libsyntax/codemap.rs b/src/libsyntax/codemap.rs index b717d084789..1f26711abb9 100644 --- a/src/libsyntax/codemap.rs +++ b/src/libsyntax/codemap.rs @@ -315,6 +315,10 @@ pub impl CodeMap { } pub fn span_to_str(&self, sp: span) -> ~str { + if self.files.len() == 0 && sp == ast_util::dummy_sp() { + return ~"no-location"; + } + let lo = self.lookup_char_pos_adj(sp.lo); let hi = self.lookup_char_pos_adj(sp.hi); return fmt!("%s:%u:%u: %u:%u", lo.filename, |