[llvm-commits] [poolalloc] r104779 - /poolalloc/trunk/lib/DSA/DataStructureAA.cpp
Will Dietz
wdietz2 at illinois.edu
Wed May 26 15:35:47 PDT 2010
Author: wdietz2
Date: Wed May 26 17:35:47 2010
New Revision: 104779
URL: http://llvm.org/viewvc/llvm-project?rev=104779&view=rev
Log:
ds-aa: impl 'getAdjustedAnalysisPointer' to fix crash due to multiple inheritance issue
Modified:
poolalloc/trunk/lib/DSA/DataStructureAA.cpp
Modified: poolalloc/trunk/lib/DSA/DataStructureAA.cpp
URL: http://llvm.org/viewvc/llvm-project/poolalloc/trunk/lib/DSA/DataStructureAA.cpp?rev=104779&r1=104778&r2=104779&view=diff
==============================================================================
--- poolalloc/trunk/lib/DSA/DataStructureAA.cpp (original)
+++ poolalloc/trunk/lib/DSA/DataStructureAA.cpp Wed May 26 17:35:47 2010
@@ -68,6 +68,16 @@
AU.addRequiredTransitive<BUDataStructures>(); // Uses BU Datastructures
}
+ /// getAdjustedAnalysisPointer - This method is used when a pass implements
+ /// an analysis interface through multiple inheritance. If needed, it
+ /// should override this to adjust the this pointer as needed for the
+ /// specified pass info.
+ virtual void *getAdjustedAnalysisPointer(const PassInfo *PI) {
+ if (PI->isPassID(&AliasAnalysis::ID))
+ return (AliasAnalysis*)this;
+ return this;
+ }
+
//------------------------------------------------
// Implement the AliasAnalysis API
//
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