Update comment to match code behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233470 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2015-03-28 03:24:19 +00:00
parent cefca10039
commit 74381e237b

@ -82,7 +82,7 @@ static std::string Join(const std::vector<std::string> &V) {
/// Adding features.
void SubtargetFeatures::AddFeature(StringRef String) {
// Don't add empty features or features we already have.
// Don't add empty features.
if (!String.empty())
// Convert to lowercase, prepend flag if we don't already have a flag.
Features.push_back(hasFlag(String) ? String.str() : "+" + String.lower());