[llvm-commits] CVS: llvm/lib/Analysis/IPA/IPModRef.cpp

[Chris Lattner]

Changes in directory llvm/lib/Analysis/IPA:

IPModRef.cpp updated: 1.5 -> 1.6

---
Log message:

Fix problem with dangling referrers


---
Diffs of the changes:

Index: llvm/lib/Analysis/IPA/IPModRef.cpp
diff -u llvm/lib/Analysis/IPA/IPModRef.cpp:1.5 llvm/lib/Analysis/IPA/IPModRef.cpp:1.6
--- llvm/lib/Analysis/IPA/IPModRef.cpp:1.5	Wed Nov  6 13:59:33 2002
+++ llvm/lib/Analysis/IPA/IPModRef.cpp	Wed Nov  6 23:00:35 2002
@@ -158,6 +158,9 @@
       if (csgNodes[i]->isRead())
         callModRefInfo->setNodeIsRef(getNodeId(origNodes[i]));
     }
+
+  // Drop nodemap before we delete the graph...
+  NodeMap.clear();
   delete csgp;
 }
 
@@ -194,7 +197,6 @@
 // class IPModRef: An interprocedural pass that computes IP Mod/Ref info.
 //----------------------------------------------------------------------------
 
-
 // Free the FunctionModRefInfo objects cached in funcToModRefInfoMap.
 // 
 void IPModRef::releaseMemory()
@@ -215,6 +217,7 @@
 bool IPModRef::run(Module &theModule)
 {
   M = &theModule;
+
   for (Module::const_iterator FI = M->begin(), FE = M->end(); FI != FE; ++FI)
     if (! FI->isExternal())
       getFuncInfo(*FI, /*computeIfMissing*/ true);