GCC vs. LLVM Clang Compiler Performance On AMD's Ryzen

Clang 3.9.1 and GCC 6.3.0 lead in the TSCP chess benchmark.

Clang leads faintly over GCC with with John The Ripper's Blowfish crypto test.

GCC's OpenMP implementation appears to lead over Clang when it comes to the GraphicsMagick image processing tests.

Clang leads over GCC, meanwhile, with Himeno.