[llvm-commits] [llvm] r67210 - /llvm/trunk/lib/Transforms/IPO/DeadArgumentElimination.cpp

[Chris Lattner]

Author: lattner
Date: Wed Mar 18 11:23:56 2009
New Revision: 67210

URL: http://llvm.org/viewvc/llvm-project?rev=67210&view=rev
Log:
add an assertion to make it clear that PHI nodes are not allowed.

Modified:
    llvm/trunk/lib/Transforms/IPO/DeadArgumentElimination.cpp

Modified: llvm/trunk/lib/Transforms/IPO/DeadArgumentElimination.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/IPO/DeadArgumentElimination.cpp?rev=67210&r1=67209&r2=67210&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/IPO/DeadArgumentElimination.cpp (original)
+++ llvm/trunk/lib/Transforms/IPO/DeadArgumentElimination.cpp Wed Mar 18 11:23:56 2009
@@ -802,8 +802,11 @@
                "Return type changed, but not into a void. The old return type"
                " must have been a struct!");
         Instruction *InsertPt = Call;
-        if (InvokeInst *II = dyn_cast<InvokeInst>(Call))
+        if (InvokeInst *II = dyn_cast<InvokeInst>(Call)) {
           InsertPt = II->getNormalDest()->begin();
+          assert(!isa<PHINode>(InsertPt) &&
+                "Can't have a use of the invoke value if the edge is critical");
+        }
           
         // We used to return a struct. Instead of doing smart stuff with all the
         // uses of this struct, we will just rebuild it using