[llvm-commits] [llvm] r117301 - /llvm/trunk/lib/Analysis/TypeBasedAliasAnalysis.cpp

[Dan Gohman]

Author: djg
Date: Mon Oct 25 15:22:29 2010
New Revision: 117301

URL: http://llvm.org/viewvc/llvm-project?rev=117301&view=rev
Log:
Only read one bit for testing for a readonly type, leaving the other
bits open for future uses.

Modified:
    llvm/trunk/lib/Analysis/TypeBasedAliasAnalysis.cpp

Modified: llvm/trunk/lib/Analysis/TypeBasedAliasAnalysis.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/TypeBasedAliasAnalysis.cpp?rev=117301&r1=117300&r2=117301&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/TypeBasedAliasAnalysis.cpp (original)
+++ llvm/trunk/lib/Analysis/TypeBasedAliasAnalysis.cpp Mon Oct 25 15:22:29 2010
@@ -102,8 +102,7 @@
       ConstantInt *CI = dyn_cast<ConstantInt>(Node->getOperand(2));
       if (!CI)
         return false;
-      // TODO: Think about the encoding.
-      return CI->isOne();
+      return CI->getValue()[0];
     }
   };
 }