[llvm-commits] [llvm] r97510 - /llvm/trunk/utils/TableGen/DAGISelMatcherOpt.cpp

[Chris Lattner]

Author: lattner
Date: Mon Mar  1 16:19:47 2010
New Revision: 97510

URL: http://llvm.org/viewvc/llvm-project?rev=97510&view=rev
Log:
remove dead code, simplify.

Modified:
    llvm/trunk/utils/TableGen/DAGISelMatcherOpt.cpp

Modified: llvm/trunk/utils/TableGen/DAGISelMatcherOpt.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/DAGISelMatcherOpt.cpp?rev=97510&r1=97509&r2=97510&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/DAGISelMatcherOpt.cpp (original)
+++ llvm/trunk/utils/TableGen/DAGISelMatcherOpt.cpp Mon Mar  1 16:19:47 2010
@@ -392,16 +392,10 @@
   }
   
 
-  // Reassemble a new Scope node.
-  assert(!NewOptionsToMatch.empty() &&
-         "Where'd all our children go?  Did we really factor everything??");
-  if (NewOptionsToMatch.empty())
-    MatcherPtr.reset(0);
-  else {
-    Scope->setNumChildren(NewOptionsToMatch.size());
-    for (unsigned i = 0, e = NewOptionsToMatch.size(); i != e; ++i)
-      Scope->resetChild(i, NewOptionsToMatch[i]);
-  }
+  // Reassemble the Scope node with the adjusted children.
+  Scope->setNumChildren(NewOptionsToMatch.size());
+  for (unsigned i = 0, e = NewOptionsToMatch.size(); i != e; ++i)
+    Scope->resetChild(i, NewOptionsToMatch[i]);
 }
 
 Matcher *llvm::OptimizeMatcher(Matcher *TheMatcher,