Microsoft Edge Chakra JIT - Escape Analysis Bug

/ Escape analysis: https://en.wikipedia.org/wiki/Escapeanalysis Chakra fails to detect if "tmp" escapes the scope, allocates it to the stack. This may lead to dereference uninitialized stack values. PoC: / function opt let tmp = ; tmp0 = tmp; return tmp0; function main for let i = 0; i 0x1000; i+...