diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.cpp
@@ -210,6 +210,10 @@
     for (auto *Sym : UpdateOther)
       if (Sym->isVariable())
         copyLocalEntry(Sym, Sym->getVariableValue());
+
+    // Clear the set of symbols that needs to be updated so the streamer can
+    // be reused without issues.
+    UpdateOther.clear();
   }
 
 private: