[gcc] Created branch 'ibm/heads/gcc-15-branch' in namespace 'refs/vendors'

[Surya Kumari Jangala via Gcc-cvs]

The branch 'ibm/heads/gcc-15-branch' was created in namespace 'refs/vendors' 
pointing to:

 d32ece49d32b... libsanitizer: Fix build with glibc 2.42