Add ELF support for macOS #888

Job	Run time
linux_debug_arm64 / build	2m 55s
linux_debug / build	1m 13s
linux_debug_arm64_coverage / build	3m 11s
linux_debug_coverage / build	1m 6s
linux_debug_sanitizers / build	1m 25s
linux_release / build	1m 23s
linux_release_arm64 / build	2m 2s
linux_release_arm64_coverage / build	2m 26s
linux_release_coverage / build	1m 2s
linux_release_scan_build / build	1m 41s
macos_debug / build	3m 1s
linux_release_sanitizers / build	1m 11s
macos_debug_coverage / build	4m 30s
macos_debug_sanitizers / build	4m 3s
macos_release / build	11m 40s
macos_release_coverage / build	3m 35s
macos_release_sanitizers / build	4m 1s
windows_debug / build	4m 48s
windows_release / build	5m 48s
finish	4s
	1h 1m 5s

Provide feedback