jonkeane commented on code in PR #45951:
URL: https://github.com/apache/arrow/pull/45951#discussion_r2021496177
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r/src/altrep.cpp:
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@@ -220,7 +220,11 @@ struct AltrepVectorPrimitive : public
AltrepVectorBase<AltrepVectorPrimitive<sex
SEXP copy = PROTECT(Rf_allocVector(sexp_type, size));
// copy the data from the array, through Get_region
- Get_region(alt, 0, size, reinterpret_cast<c_type*>(DATAPTR(copy)));
+ if constexpr (std::is_same_v<c_type, double>) {
+ Get_region(alt, 0, size, reinterpret_cast<double*>(REAL(copy)));
Review Comment:
Ah, yes! Thanks (and same for the following branch too, which I got)
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