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Description
This means cpp11::r_vector
can break otherwise valid generic code, since LegacyInputIterator
is required to be const dereferencable.
cpp_function('void fail(cpp11::integers ints) {
const auto it = ints.begin();
*it;
}', quiet = FALSE)
#> error: passing 'const cpp11::r_vector<int>::const_iterator' as 'this' argument discards qualifiers [-fpermissive]
#> return *it;
#> ^~
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