Makefile.build.mk: allow building for arm64 without overriding ARCH (!3498) · Merge requests · GitLab.org / gitlab-runner · GitLab

Sam James requested to merge thesamesam/gitlab-runner:arm64-makefile into main Jun 21, 2022

What does this MR do?

Fixes building on ARM64.

Why was this MR needed?

aarch64 doesn't match the Go arch for that platform which is actually arm64.

What's the best way to test this MR?

Try building gitlab-runner on arm64 without setting ARCH (make ARCH=...).