Avoid overly large SmallPtrSet/SmallSet

These sets perform linear searching in small mode so it is never a good
idea to use SmallSize/N bigger than 32.

llvm-svn: 259283

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index fea77d0f216..6323a4b406f 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -112,7 +112,7 @@ namespace {
     ///
     /// This is used to allow us to reliably add any operands of a DAG node
     /// which have not yet been combined to the worklist.
-    SmallPtrSet<SDNode *, 64> CombinedNodes;
+    SmallPtrSet<SDNode *, 32> CombinedNodes;
 
     // AA - Used for DAG load/store alias analysis.
     AliasAnalysis &AA;