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  1. La Mancha

    How comes GCC with "-mtune=nocona" produces the fastest code? (for Zen3 CPU)

    Hello, I have a program that is written in C and that is compiled with GCC on Linux, BSD and Solaris. I want the binary to run on all "x64" processors, so I use -march=x86_64 option. Also I was experimenting with different -mtune options. My machine is AMD Ryzen 9 5950X, so I would think that...
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