In continuing with our recent benchmarks of the brand new GCC 8.1 compiler, here are more tests while using an Intel Skylake CPU and testing with -O2, -O3, and -O3 -march=native optimization levels while comparing the resulting binary performance of GCC 8.1 and GCC 7.3.

Source: Phoronix – A Closer Look At The GCC 8 Compiler Performance On Intel Skylake