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authorAlex Crichton <alex@alexcrichton.com>2017-03-27 15:24:19 -0500
committerAlex Crichton <alex@alexcrichton.com>2017-03-27 15:56:24 -0700
commit1fe2dfca813a2e95e4e842333a87a207db20bb6e (patch)
tree3c10e1c5aa057e9fd9f0d0356500193d4a4d1f4f /src/libsyntax/ext
parentbccd341d11f51cb0c06d60a318b0f7decad0a795 (diff)
parent29a052d2d807dcb9f1d45878a3083af7a993263d (diff)
downloadrust-1fe2dfca813a2e95e4e842333a87a207db20bb6e.tar.gz
rust-1fe2dfca813a2e95e4e842333a87a207db20bb6e.zip
Rollup merge of #40813 - jseyfried:fix_expansion_regression, r=nrc
macros: fix ICE on some nested macro definitions

Fixes #40770.
r? @nrc
Diffstat (limited to 'src/libsyntax/ext')
-rw-r--r--src/libsyntax/ext/placeholders.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/ext/placeholders.rs b/src/libsyntax/ext/placeholders.rs
index f0e328a551d..2d0994a7b78 100644
--- a/src/libsyntax/ext/placeholders.rs
+++ b/src/libsyntax/ext/placeholders.rs
@@ -106,8 +106,8 @@ impl<'a, 'b> PlaceholderExpander<'a, 'b> {
 impl<'a, 'b> Folder for PlaceholderExpander<'a, 'b> {
     fn fold_item(&mut self, item: P<ast::Item>) -> SmallVector<P<ast::Item>> {
         match item.node {
-            ast::ItemKind::Mac(ref mac) if !mac.node.path.segments.is_empty() => {}
             ast::ItemKind::Mac(_) => return self.remove(item.id).make_items(),
+            ast::ItemKind::MacroDef(_) => return SmallVector::one(item),
             _ => {}
         }