Add support for 'rename'
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11813 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/Local.cpp b/lib/Analysis/DataStructure/Local.cpp
index 52e588b..681b61f 100644
--- a/lib/Analysis/DataStructure/Local.cpp
+++ b/lib/Analysis/DataStructure/Local.cpp
@@ -484,10 +484,15 @@
N->setHeapNodeMarker()->setModifiedMarker()->setReadMarker();
return;
} else if (F->getName() == "atoi" || F->getName() == "atof" ||
- F->getName() == "remove") {
- // atoi reads its argument.
- if (DSNode *N = getValueDest(**CS.arg_begin()).getNode())
- N->setReadMarker();
+ F->getName() == "remove" || F->getName() == "unlink" ||
+ F->getName() == "rename") {
+ // These functions read all of their pointer operands.
+ for (CallSite::arg_iterator AI = CS.arg_begin(), E = CS.arg_end();
+ AI != E; ++AI) {
+ if (isPointerType((*AI)->getType()))
+ if (DSNode *N = getValueDest(**AI).getNode())
+ N->setReadMarker();
+ }
return;
} else if (F->getName() == "fopen" && CS.arg_end()-CS.arg_begin() == 2){