Ringing In 2020 By Clang'ing The Linux 5.5 Kernel - Benchmarks Of GCC vs. Clang Built Kernels
In most cases, the performance of applications running on the different compiler-built-kernels were similar.
Now that the AMDGPU DRM driver can be built fine with Clang, this is our first time looking at the graphics performance on a Clang-built Linux kernel. But it didn't end up revealing any real surprises... In just a few of the graphics/gaming tests did the GCC-built kernel appear to have a slight advantage.