[llvm] r250783 - [RS4GC] Minor cleanup to `normalizeForInvokeSafepoint`; NFC

[Sanjoy Das via llvm-commits]

Author: sanjoy
Date: Mon Oct 19 20:06:17 2015
New Revision: 250783

URL: http://llvm.org/viewvc/llvm-project?rev=250783&view=rev
Log:
[RS4GC] Minor cleanup to `normalizeForInvokeSafepoint`; NFC

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

Modified: llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp?rev=250783&r1=250782&r2=250783&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp Mon Oct 19 20:06:17 2015
@@ -1249,14 +1249,14 @@ static BasicBlock *
 normalizeForInvokeSafepoint(BasicBlock *BB, BasicBlock *InvokeParent,
                             DominatorTree &DT) {
   BasicBlock *Ret = BB;
-  if (!BB->getUniquePredecessor()) {
+  if (!BB->getUniquePredecessor())
     Ret = SplitBlockPredecessors(BB, InvokeParent, "", &DT);
-  }
 
   // Now that 'ret' has unique predecessor we can safely remove all phi nodes
   // from it
   FoldSingleEntryPHINodes(Ret);
-  assert(!isa<PHINode>(Ret->begin()));
+  assert(!isa<PHINode>(Ret->begin()) &&
+         "All PHI nodes should have been removed!");
 
   // At this point, we can safely insert a gc.relocate as the first instruction
   // in Ret if needed.