llvm-project

d4079cf7 - [clang] Fix OOB read in SemaSwift::validateSwiftFunctionName (#157139)

[clang] Fix OOB read in SemaSwift::validateSwiftFunctionName (#157139) Resolves #157075 This was causing an assertion failure on `_attribute__((swift_name("")))`. Fix ensures this case shows the warn_attr_swift_name_function diagnostic as expected.