diff --git a/lldb/source/Expression/IRExecutionUnit.cpp b/lldb/source/Expression/IRExecutionUnit.cpp
--- a/lldb/source/Expression/IRExecutionUnit.cpp
+++ b/lldb/source/Expression/IRExecutionUnit.cpp
@@ -331,7 +331,8 @@
       continue;
 
     const bool external =
-        function.hasExternalLinkage() || function.hasLinkOnceODRLinkage();
+        function.hasExternalLinkage() || function.hasLinkOnceODRLinkage()
+        || function.hasWeakODRLinkage();
 
     void *fun_ptr = m_execution_engine_up->getPointerToFunction(&function);