From bf345dd6e320a3f22396d4fbdd2ed078248105d4 Mon Sep 17 00:00:00 2001
From: Vadim Petrochenkov <vadim.petrochenkov@gmail.com>
Date: Thu, 22 Aug 2019 01:29:34 +0300
Subject: resolve: Do not rely on default transparency when detecting proc
 macro derives

---
 src/libsyntax_pos/hygiene.rs | 12 ------------
 1 file changed, 12 deletions(-)

(limited to 'src/libsyntax_pos')

diff --git a/src/libsyntax_pos/hygiene.rs b/src/libsyntax_pos/hygiene.rs
index ebfb0764fa2..db739c9a8c5 100644
--- a/src/libsyntax_pos/hygiene.rs
+++ b/src/libsyntax_pos/hygiene.rs
@@ -119,18 +119,6 @@ impl ExpnId {
     pub fn outer_expn_is_descendant_of(self, ctxt: SyntaxContext) -> bool {
         HygieneData::with(|data| data.is_descendant_of(self, data.outer_expn(ctxt)))
     }
-
-    // Used for enabling some compatibility fallback in resolve.
-    #[inline]
-    pub fn looks_like_proc_macro_derive(self) -> bool {
-        HygieneData::with(|data| {
-            let expn_data = data.expn_data(self);
-            if let ExpnKind::Macro(MacroKind::Derive, _) = expn_data.kind {
-                return expn_data.default_transparency == Transparency::Opaque;
-            }
-            false
-        })
-    }
 }
 
 #[derive(Debug)]
-- 
cgit 1.4.1-3-g733a5