[llvm-commits] [llvm] r52267 - /llvm/trunk/lib/Transforms/Scalar/TailRecursionElimination.cpp

[Chris Lattner]

Author: lattner
Date: Fri Jun 13 19:49:48 2008
New Revision: 52267

URL: http://llvm.org/viewvc/llvm-project?rev=52267&view=rev
Log:
Fix a case where tailcallelim wouldn't set the changed bit when it made a change.

Modified:
    llvm/trunk/lib/Transforms/Scalar/TailRecursionElimination.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/TailRecursionElimination.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/TailRecursionElimination.cpp?rev=52267&r1=52266&r2=52267&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/TailRecursionElimination.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/TailRecursionElimination.cpp Fri Jun 13 19:49:48 2008
@@ -185,8 +185,10 @@
   if (!FunctionContainsEscapingAllocas)
     for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB)
       for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I)
-        if (CallInst *CI = dyn_cast<CallInst>(I))
+        if (CallInst *CI = dyn_cast<CallInst>(I)) {
           CI->setTailCall();
+          MadeChange = true;
+        }
 
   return MadeChange;
 }