diff options
| -rw-r--r-- | src/libsyntax_pos/hygiene.rs | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/src/libsyntax_pos/hygiene.rs b/src/libsyntax_pos/hygiene.rs index 364c640debb..99342f36236 100644 --- a/src/libsyntax_pos/hygiene.rs +++ b/src/libsyntax_pos/hygiene.rs @@ -108,14 +108,7 @@ impl Mark { #[inline] pub fn set_expn_info(self, info: ExpnInfo) { - HygieneData::with(|data| { - let old_info = &mut data.marks[self.0 as usize].expn_info; - if let Some(old_info) = old_info { - panic!("expansion info is reset for the mark {}\nold: {:#?}\nnew: {:#?}", - self.0, old_info, info); - } - *old_info = Some(info); - }) + HygieneData::with(|data| data.marks[self.0 as usize].expn_info = Some(info)) } #[inline] |