commit 683bbc16c49fc819f4c1a73571e4f6b8b4976356
author Eli Friedman <eli.friedman@gmail.com> Tue Mar 01 00:33:47 2011 +0000
committer Eli Friedman <eli.friedman@gmail.com> Tue Mar 01 00:33:47 2011 +0000
tree 4970e26a398e15dc3875439d1285711cd0eea861
parent 0c6cb46ac107565b8db848b071071559f0d6688f

Add an obvious missing safety check to DAE::RemoveDeadArgumentsFromCallers.

llvm-svn: 126720

llvm/lib/Transforms/IPO/DeadArgumentElimination.cpp

diff --git a/llvm/lib/Transforms/IPO/DeadArgumentElimination.cpp b/llvm/lib/Transforms/IPO/DeadArgumentElimination.cpp
index b423221..4d1f7ab 100644
--- a/llvm/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/llvm/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -294,7 +294,7 @@
 /// instead.
 bool DAE::RemoveDeadArgumentsFromCallers(Function &Fn)
 {
-  if (Fn.isDeclaration())
+  if (Fn.isDeclaration() || Fn.mayBeOverridden())
     return false;
 
   // Functions with local linkage should already have been handled.