Enabling MTE for the LLDB Test Suite

Enhanced Memory Tagging Extension (EMTE) is a hardware-based security technology to protect against memory corruption vulnerabilities. Memory allocations are tagged with a secret key. When memory is accessed, the hardware validates the tag, and if it doesn&rsquo;t match, stops the process. EMTE is the foundation of Apple&rsquo;s Memory Integrity Enforcement (MIE) . It&rsquo;s available on A19 and…