[llvm-commits] [llvm] r90553 - /llvm/trunk/lib/VMCore/PassManager.cpp

[Andreas Neustifter]

Author: astifter
Date: Fri Dec  4 00:58:24 2009
New Revision: 90553

URL: http://llvm.org/viewvc/llvm-project?rev=90553&view=rev
Log:
Added debug output for inherited passes that are invalidated.

Modified:
    llvm/trunk/lib/VMCore/PassManager.cpp

Modified: llvm/trunk/lib/VMCore/PassManager.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/PassManager.cpp?rev=90553&r1=90552&r2=90553&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/PassManager.cpp (original)
+++ llvm/trunk/lib/VMCore/PassManager.cpp Fri Dec  4 00:58:24 2009
@@ -738,9 +738,15 @@
       std::map<AnalysisID, Pass *>::iterator Info = I++;
       if (!dynamic_cast<ImmutablePass*>(Info->second) &&
           std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 
-             PreservedSet.end())
+             PreservedSet.end()) {
         // Remove this analysis
+        if (PassDebugging >= Details) {
+          Pass *S = Info->second;
+          errs() << " -- '" <<  P->getPassName() << "' is not preserving '";
+          errs() << S->getPassName() << "'\n";
+        }
         InheritedAnalysis[Index]->erase(Info);
+      }
     }
   }
 }