v0.13.18

Enzyme v0.13.18

Diff since v0.13.17

Merged pull requests:

• Don't call specialize_method again (#2148) (@vchuravy)
• Spew more debug info on extract assertion (#2149) (@wsmoses)
• vararg type (#2150) (@wsmoses)
• Add no recur to inference (#2153) (@wsmoses)
• Further reduce recursive inference (#2154) (@wsmoses)
• Absint through sret unions (#2155) (@wsmoses)
• Don't use ref when unnnecessary for gradient sugar (#2156) (@wsmoses)

Closed issues:

• Enzyme.gradient allocates on SVector (#1968)
• Cannot convert an object of type LLVM.ConstantArray to an object of type LLVM.Instruction (#2144)
• Instruction does not dominate all uses (#2145)