Description: compiler.h: fix barrier_data() on clang References: https://source.android.com/security/bulletin/pixel/2021-10-01 Notes: carnil> Not a relevant issue for Debian as it is only an issue when carnil> compiling with clang. Bugs: upstream: released (5.10-rc4) [3347acc6fcd4ee71ad18a9ff9d9dac176b517329] 5.10-upstream-stable: N/A "Fixed before branching point" 4.19-upstream-stable: released (4.19.164) [b207caff4176e3a6ba273243da2db2e595e4aad2] 4.9-upstream-stable: N/A "Vulnerable code introduced later" sid: released (5.9.15-1) 5.10-bullseye-security: N/A "Fixed before branching point" 4.19-buster-security: released (4.19.171-1) 4.9-stretch-security: N/A "Vulnerable code introduced later"