patch 8.2.4970: "eval 123" gives an error, "eval 'abc'" does not Commit: https://github.com/vim/vim/commit/0d03263fd731986c0eee1a08e0f1b19f1bc3a7ad Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 17 12:45:15 2022 +0100 patch 8.2.4970: "eval 123" gives an error, "eval 'abc'" does not Problem: "eval 123" gives an error, "eval 'abc'" does not. Solution: Also give an error when evaluating only a string. (closes https://github.com/vim/vim/issues/10434)

# Clang 12 (or Apple clang 13) and later makes a warning '-Wcompound-token-split-by-macro' enable by default.
/^PERL_CFLAGS_EXTRA[[:blank:]]*=/s/$/ -Wno-error=compound-token-split-by-macro/
/^RUBY_CFLAGS_EXTRA[[:blank:]]*=/s/$/ -Wno-error=compound-token-split-by-macro/