fix another bozo bug

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79313 91177308-0d34-0410-b5e6-96231b3b80d8
stryku · Aug 18, 2009 · 1f50fc7 · 1f50fc7
1 parent b49a30c
commit 1f50fc7
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/CodeGen/MachineBasicBlock.cpp b/lib/CodeGen/MachineBasicBlock.cpp
@@ -139,8 +139,8 @@ bool MachineBasicBlock::isOnlyReachableByFallthrough() const {
 
   // If there isn't exactly one predecessor, it can't be a fall through.
   const_pred_iterator PI = pred_begin(), PI2 = PI;
-  ++PI;
-  if (PI != pred_end())
+  ++PI2;
+  if (PI2 != pred_end())
     return false;
 
   // The predecessor has to be immediately before this block.