[llvm] r314292 - Use const where possible. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Wed Sep 27 03:03:17 2017
New Revision: 314292

URL: http://llvm.org/viewvc/llvm-project?rev=314292&view=rev
Log:
Use const where possible. NFCI.

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

Modified: llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp?rev=314292&r1=314291&r2=314292&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp (original)
+++ llvm/trunk/utils/TableGen/CodeGenDAGPatterns.cpp Wed Sep 27 03:03:17 2017
@@ -933,7 +933,7 @@ static unsigned getPatternSize(const Tre
 
   // Count children in the count if they are also nodes.
   for (unsigned i = 0, e = P->getNumChildren(); i != e; ++i) {
-    TreePatternNode *Child = P->getChild(i);
+    const TreePatternNode *Child = P->getChild(i);
     if (!Child->isLeaf() && Child->getNumTypes()) {
       const TypeSetByHwMode &T0 = Child->getType(0);
       // At this point, all variable type sets should be simple, i.e. only