Whenever a function is cloned or erased, the old framework's metadata is

modified.
We must replicate that modification in the new framework as well.

Change-Id: I13201c6decb922da082810bf1d9f1ab033b59948

Author: Rishipal Singh Bhatia

IGC/Compiler/MetaDataApi/PurgeMetaDataUtils.cpp

@@ -108,7 +108,12 @@ bool PurgeMetaDataUtils::runOnModule(Module &M)
         {
             pMdUtils->eraseFunctionsInfoItem(Iter);
         }
-    }
+
+        if (pContext->getModuleMetaData()->FuncMD.find(F) != pContext->getModuleMetaData()->FuncMD.end())
+        {
+            pContext->getModuleMetaData()->FuncMD.erase(F);
+        }
+    }  
 
     // Update when there is any change.
     if (!ToBeDeleted.empty())

IGC/Compiler/Optimizer/PreCompiledFuncImport.cpp

@@ -1460,6 +1460,12 @@ void PreCompiledFuncImport::createFuncWithIA()
 		m_pMdUtils->setFunctionsInfoItem(pNewFunc, oldFuncIter->second);
 		m_pMdUtils->eraseFunctionsInfoItem(oldFuncIter);
 
+        if (m_pCtx->getModuleMetaData()->FuncMD.find(pFunc) != m_pCtx->getModuleMetaData()->FuncMD.end())
+        {
+            m_pCtx->getModuleMetaData()->FuncMD[pNewFunc] = m_pCtx->getModuleMetaData()->FuncMD[pFunc];
+            m_pCtx->getModuleMetaData()->FuncMD.erase(pFunc);
+        }
+
 		// Map old func to new func
 		NewFuncWithIA.push_back(pNewFunc);
 	}