Neil points out that commas don't do UACs either.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@50631 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PPExpressions.cpp b/lib/Lex/PPExpressions.cpp
index 3c0bf5c..aea203f 100644
--- a/lib/Lex/PPExpressions.cpp
+++ b/lib/Lex/PPExpressions.cpp
@@ -413,7 +413,7 @@
// for shifts.
llvm::APSInt Res(LHS.getBitWidth());
if (Operator != tok::question && Operator != tok::lessless &&
- Operator != tok::greatergreater) {
+ Operator != tok::greatergreater && Operator != tok::comma) {
Res.setIsUnsigned(LHS.isUnsigned()|RHS.isUnsigned());
// If this just promoted something from signed to unsigned, and if the
// value was negative, warn about it.