The current version (0.0.7) generates Warnings on all CRAN Linux machines: "a function declaration without a prototype is deprecated in all versions of C". The function declaration referred to is, however, static, so does not require a prototype. Moreover, I can not replicate that warning with Clang v14.0.6 using "-Wstrict-prototype".
Other than that, this submission generates no errors, warning or notes on the following R versions and operating systems:
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