[Bug target/70416] [SH]: error: 'asm' operand requires impossible reload when building ruby2.3

[olegendo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70416

--- Comment #28 from Oleg Endo <olegendo at gcc dot gnu.org> ---
Fixed for GCC 6 and GCC 5.