Handle bookkeeping for imported blocks (in SynthesizeBlockImpl).
This code was "lost" with my recent changes to SynthesizeBlockFunc.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@57056 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/RewriteBlocks.cpp b/Driver/RewriteBlocks.cpp
index 7f9b8ea..57d3a84 100644
--- a/Driver/RewriteBlocks.cpp
+++ b/Driver/RewriteBlocks.cpp
@@ -483,7 +483,14 @@
     for (unsigned i = 0; i < BlockDeclRefs.size(); i++)
       if (BlockDeclRefs[i]->isByRef())
         BlockByRefDecls.insert(BlockDeclRefs[i]->getDecl());
-        
+ 
+    // Find any imported blocks...they will need special attention.
+    for (unsigned i = 0; i < BlockDeclRefs.size(); i++)
+      if (isBlockPointerType(BlockDeclRefs[i]->getType())) {
+        GetBlockCallExprs(CE);
+        ImportedBlockDecls.insert(BlockDeclRefs[i]->getDecl());
+      }
+      
     // Output all "by copy" declarations.
     for (llvm::SmallPtrSet<ValueDecl*,8>::iterator I = BlockByCopyDecls.begin(), 
          E = BlockByCopyDecls.end(); I != E; ++I) {