[llvm] r273955 - [CFLAA] Make MSVC happy. NFC.

[George Burgess IV via llvm-commits]

Author: gbiv
Date: Mon Jun 27 17:50:01 2016
New Revision: 273955

URL: http://llvm.org/viewvc/llvm-project?rev=273955&view=rev
Log:
[CFLAA] Make MSVC happy. NFC.

Apparently, MSVC complains if there's an implicit conversion from
`unsigned` to `unsigned long long`, if the `unsigned` is the result of
a bit shift.

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

Modified: llvm/trunk/lib/Analysis/CFLAliasAnalysis.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/CFLAliasAnalysis.cpp?rev=273955&r1=273954&r2=273955&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/CFLAliasAnalysis.cpp (original)
+++ llvm/trunk/lib/Analysis/CFLAliasAnalysis.cpp Mon Jun 27 17:50:01 2016
@@ -762,7 +762,9 @@ static Optional<StratifiedAttrs> valueTo
 static StratifiedAttrs argNumberToAttr(unsigned ArgNum) {
   if (ArgNum >= AttrMaxNumArgs)
     return AttrUnknown;
-  return StratifiedAttrs(1U << (ArgNum + AttrFirstArgIndex));
+  // N.B. MSVC complains if we use `1U` here, since StratifiedAttrs' ctor takes
+  // an unsigned long long.
+  return StratifiedAttrs(1ULL << (ArgNum + AttrFirstArgIndex));
 }
 
 static Level directionOfEdgeType(EdgeType Weight) {