[llvm] r258636 - Don't check if a list is empty with ilist::size.

[Benjamin Kramer via llvm-commits]

Author: d0k
Date: Sat Jan 23 14:58:09 2016
New Revision: 258636

URL: http://llvm.org/viewvc/llvm-project?rev=258636&view=rev
Log:
Don't check if a list is empty with ilist::size.

ilist::size() is O(n) while ilist::empty() is O(1)

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp?rev=258636&r1=258635&r2=258636&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp Sat Jan 23 14:58:09 2016
@@ -1502,7 +1502,7 @@ SelectionDAGISel::FinishBasicBlock() {
 
     // CodeGen Failure MBB if we have not codegened it yet.
     MachineBasicBlock *FailureMBB = SDB->SPDescriptor.getFailureMBB();
-    if (!FailureMBB->size()) {
+    if (FailureMBB->empty()) {
       FuncInfo->MBB = FailureMBB;
       FuncInfo->InsertPt = FailureMBB->end();
       SDB->visitSPDescriptorFailure(SDB->SPDescriptor);