[llvm-commits] [llvm] r109393 - /llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp

[Duncan Sands]

Author: baldrick
Date: Mon Jul 26 02:54:17 2010
New Revision: 109393

URL: http://llvm.org/viewvc/llvm-project?rev=109393&view=rev
Log:
Pacify gcc-4.5 which wrongly thinks that RExcess (passed as the Excess parameter)
may be used uninitialized in the callers of HighRegPressure.

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

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp?rev=109393&r1=109392&r2=109393&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp Mon Jul 26 02:54:17 2010
@@ -1192,11 +1192,12 @@
     }
 
     bool HighRegPressure(const SUnit *SU, unsigned &Excess) const {
+      Excess = 0;
+
       if (!TLI)
         return false;
 
       bool High = false;
-      Excess = 0;
       for (SUnit::const_pred_iterator I = SU->Preds.begin(),E = SU->Preds.end();
            I != E; ++I) {
         if (I->isCtrl())