[llvm-commits] [llvm] r40830 - in /llvm/trunk/lib: Analysis/PostDominators.cpp VMCore/Dominators.cpp

[Chris Lattner]

Author: lattner
Date: Sat Aug  4 19:24:30 2007
New Revision: 40830

URL: http://llvm.org/viewvc/llvm-project?rev=40830&view=rev
Log:
Fix an iterator invalidation bug I induced.

Modified:
    llvm/trunk/lib/Analysis/PostDominators.cpp
    llvm/trunk/lib/VMCore/Dominators.cpp

Modified: llvm/trunk/lib/Analysis/PostDominators.cpp
URL: 
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/PostDominators.cpp?rev=40830&r1=40829&r2=40830&view=diff

==============================================================================
--- llvm/trunk/lib/Analysis/PostDominators.cpp (original)
+++ llvm/trunk/lib/Analysis/PostDominators.cpp Sat Aug  4 19:24:30 2007
@@ -217,8 +217,7 @@
   // Add a new tree node for this BasicBlock, and link it as a child of
   // IDomNode
   DomTreeNode *C = new DomTreeNode(BB, IPDomNode);
-  DomTreeNodes[BB] = C;
-  return BBNode = IPDomNode->addChild(C);
+  return DomTreeNodes[BB] = IPDomNode->addChild(C);
 }
 
 
//===----------------------------------------------------------------------===//

Modified: llvm/trunk/lib/VMCore/Dominators.cpp
URL: 
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/Dominators.cpp?rev=40830&r1=40829&r2=40830&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/Dominators.cpp (original)
+++ llvm/trunk/lib/VMCore/Dominators.cpp Sat Aug  4 19:24:30 2007
@@ -120,7 +120,8 @@
   }
 
 
-  // Find NewBB's immediate dominator and create new dominator tree node for 
NewBB.
+  // Find NewBB's immediate dominator and create new dominator tree node for
+  // NewBB.
   BasicBlock *NewBBIDom = 0;
   unsigned i = 0;
   for (i = 0; i < PredBlocks.size(); ++i)
@@ -552,8 +553,7 @@
   // Add a new tree node for this BasicBlock, and link it as a child of
   // IDomNode
   DomTreeNode *C = new DomTreeNode(BB, IDomNode);
-  DomTreeNodes[BB] = C;
-  return BBNode = IDomNode->addChild(C);
+  return DomTreeNodes[BB] = IDomNode->addChild(C);
 }
 
 static std::ostream &operator<<(std::ostream &o,


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