Re: [R-pkg-devel] clang11 CRAN check and use of Eigen

2020-05-13 Thread Dirk Eddelbuettel
Hi Chris, On 12 May 2020 at 18:00, Chris Paciorek wrote: | 1) Does anyone happen to know why this problem with Eigen is occurring | with clang11? Compilers change. Languages changes. Requirements change. Many of us have been there (e.g. witness the "excitement" about gcc-10 last December enfor

Re: [R-pkg-devel] clang11 CRAN check and use of Eigen

2020-05-12 Thread Steven Scott
The errors are all around std::ostream. My guess is that Eigen is missing an #include. The missing include was probably included transitively in earlier versions of clang, but clang11 cleaned up some files that didn't need that include themselves, and the downstream file got broken as a result.