[release-0.5] additional ASAN-related backports #18169
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The function might get finalized, invalidating the IP. However, in some cases this invalid IP may get saved and restored, accessing the invalid IP while doing so. Example code path accessing an invalid IP: -> jl_cfunction_object (nested_compile=true, but doesn't change IP) -> gen_cfun_wrapper -> jl_compile_linfo (saves and restores invalid IP) (cherry picked from commit ebd24a8, ref #18054)
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@tkelman: as requested, ref 467e181#commitcomment-18714901