================
@@ -60,7 +60,7 @@ uint64_t AArch64::getFMVPriority(ArrayRef<StringRef>
Features) {
ExtensionSet FeatureBits;
for (const StringRef Feature : Features) {
std::optional<FMVInfo> FMV = parseFMVExtension(Feature);
- if (!FMV) {
+ if (!FMV && Feature.starts_with('+')) {
----------------
MatzeB wrote:
I don't think it's explicitly stated that empty strings are forbidden, so
wouldn't like to just make assumptions also as I don't expect this function to
performance critical...
https://github.com/llvm/llvm-project/pull/142236
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