Ruby

merge revision(s) 3a3033c138c0951ad5edbf02b5c233b58a190d2f: [Backport #17787]

 get rid of using `__builtin_unreachable` directly [Bug #17787] As it is an independent feature from `clz`, `ctz` and `popcount`, it might be unavailable even if the latters are built in. --- internal/bits.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)