--- dyld/dyld-1284.13/common/Algorithm.h
+++ dyld/dyld-1340/common/Algorithm.h
@@ -231,6 +231,24 @@
 
     outVec.reserve(outVec.size() + totalSize);
     for ( auto& chunk : chunks ) {
+        if ( !chunk.empty() )
+            outVec.insert(outVec.end(), chunk.begin(), chunk.end());
+    }
+}
+
+template<typename ValTy>
+inline void mergeVectorChunks(std::vector<ValTy>& outVec, std::vector<ValTy>* chunks, size_t numChunks, size_t stride)
+{
+    size_t totalSize = 0;
+    for ( size_t i = 0; i < numChunks; ++i ) {
+        std::vector<ValTy>* chunk = (std::vector<ValTy>*)((uint8_t*)chunks + i * stride);
+        totalSize += chunk->size();
+    }
+    if ( totalSize == 0 ) return;
+
+    outVec.reserve(outVec.size() + totalSize);
+    for ( size_t i = 0; i < numChunks; ++i ) {
+        std::vector<ValTy>& chunk = *(std::vector<ValTy>*)((uint8_t*)chunks + i * stride);
         if ( !chunk.empty() )
             outVec.insert(outVec.end(), chunk.begin(), chunk.end());
     }