http://repo.or.cz/w/tinycc.git/commit/86ffc4812952f11a35afa19b24a3e6d1a12f4490 removed this cp command. However, it was necessary to pass tests on x86-64 because include/stdarg.h is different from GCC's definition on x86-64.
http://repo.or.cz/w/tinycc.git/commit/86ffc4812952f11a35afa19b24a3e6d1a12f4490 removed this cp command. However, it was necessary to pass tests on x86-64 because include/stdarg.h is different from GCC's definition on x86-64.