[llvm-commits] [llvm] r128212 - /llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp

[Cameron Zwarich]

Author: zwarich
Date: Thu Mar 24 10:54:11 2011
New Revision: 128212

URL: http://llvm.org/viewvc/llvm-project?rev=128212&view=rev
Log:
It is enough for the CallInst to have no uses to be made a tail call with a ret
void; it doesn't need to have a void type.

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

Modified: llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp?rev=128212&r1=128211&r2=128212&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp Thu Mar 24 10:54:11 2011
@@ -644,7 +644,7 @@
       if (++RI == RE)
         continue;
       CallInst *CI = dyn_cast<CallInst>(&*RI);
-      if (CI && CI->getType()->isVoidTy() && TLI->mayBeEmittedAsTailCall(CI))
+      if (CI && CI->use_empty() && TLI->mayBeEmittedAsTailCall(CI))
         TailCalls.push_back(CI);
     }
   }