[gentoo-user] gcc 7.3 + kernel 4.15 = spectre_v2 fixed

[Adam Carter]

Comparing the contents of /sys/devices/system/cpu/vulnerabilities/spectre_v2

With gcc 7.2 + kernel 4.14.15;
Intel system shows; Vulnerable: Minimal generic ASM retpoline
AMD system shows: Vulnerable: Minimal AMD ASM retpoline

With gcc 7.3 + kernel 4.15.0;
Intel system shows; Mitigation: Full generic retpoline
AMD system shows' Mitigation: Full AMD retpoline