v8.1.0

LLVM v8.1.0

Diff since v8.0.0

Merged pull requests:

• Add a memory checker (#420) (@maleadt)
• Enzyme: add downstream CI (#423) (@wsmoses)
• fix version bound in _install_handlers (#424) (@vchuravy)
• Bump julia-actions/setup-julia from 1 to 2 (#425) (@dependabot[bot])
• Bump actions/checkout from 2 to 4 (#426) (@dependabot[bot])
• Try the new 'pre' CI version tag. (#427) (@maleadt)
• Bump minimal Julia requirement to v1.10. (#428) (@maleadt)
• NewPM: Warn early when using invalid empty pass lists. (#430) (@maleadt)
• Add atomic_rmw! with syncscope (#431) (@pxl-th)
• Add include guards (#432) (@pxl-th)
• Bump version to 8.0.1 & LLVMExtra (#433) (@pxl-th)
• Bump to 8.1.0 (#434) (@pxl-th)

Closed issues:

• Improve error handling from custom passes (#410)
• Metadata APIs need to be generalized to Value* (#417)