An insomniac stab at making block declarations list the variables they close
on, as well as more reliably limiting invalid references to locals from
nested scopes.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124721 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ExprConstant.cpp b/lib/AST/ExprConstant.cpp
index 7c3fc63..0a7a9d2 100644
--- a/lib/AST/ExprConstant.cpp
+++ b/lib/AST/ExprConstant.cpp
@@ -462,7 +462,7 @@
       { return Success(E); }
   bool VisitCallExpr(CallExpr *E);
   bool VisitBlockExpr(BlockExpr *E) {
-    if (!E->hasBlockDeclRefExprs())
+    if (!E->getBlockDecl()->hasCaptures())
       return Success(E);
     return false;
   }