Add a convenient form of AliasAnalysis::alias for the case where the sizes
are unknown.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110090 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index 4c3cf80..e97bc3b 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -195,8 +195,7 @@
         // FIXME: This only considers queries directly on the invariant-tagged
         // pointer, not on query pointers that are indexed off of them.  It'd
         // be nice to handle that at some point.
-        AliasAnalysis::AliasResult R = 
-          AA->alias(II->getArgOperand(2), ~0U, MemPtr, ~0U);
+        AliasAnalysis::AliasResult R = AA->alias(II->getArgOperand(2), MemPtr);
         if (R == AliasAnalysis::MustAlias) {
           InvariantTag = II->getArgOperand(0);
           continue;
@@ -208,8 +207,7 @@
         // FIXME: This only considers queries directly on the invariant-tagged
         // pointer, not on query pointers that are indexed off of them.  It'd
         // be nice to handle that at some point.
-        AliasAnalysis::AliasResult R =
-          AA->alias(II->getArgOperand(1), ~0U, MemPtr, ~0U);
+        AliasAnalysis::AliasResult R = AA->alias(II->getArgOperand(1), MemPtr);
         if (R == AliasAnalysis::MustAlias)
           return MemDepResult::getDef(II);
       }