AccessesArgumentsReadonly is read-only.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118615 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Analysis/AliasAnalysis.h b/include/llvm/Analysis/AliasAnalysis.h
index 7f6fe5d94dc7a498b2fb11b0fd8ac6e96205eb2a..25e972bb5f9a34b95168d6e06046c1397ea62cd9 100644 (file)
--- a/include/llvm/Analysis/AliasAnalysis.h
+++ b/include/llvm/Analysis/AliasAnalysis.h
@@ -270,7 +270,9 @@ public:
   /// true.  For use when the call site is not known.
   ///
   static bool onlyReadsMemory(ModRefBehavior MRB) {
-    return MRB == DoesNotAccessMemory || MRB == OnlyReadsMemory;
+    return MRB == DoesNotAccessMemory ||
+           MRB == AccessesArgumentsReadonly ||
+           MRB == OnlyReadsMemory;
   }