diff options
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | numeric.c | 11 |
2 files changed, 15 insertions, 0 deletions
@@ -1,3 +1,7 @@ +Sun Oct 2 02:03:06 2016 NAKAMURA Usaku <usa@ruby-lang.org> + + * numeric.c (rb_fix2str): detect unnormalized Fixnum value. + Sat Oct 1 23:08:47 2016 NAKAMURA Usaku <usa@ruby-lang.org> * ext/date/date_parse.c (date_zone_to_diff): it's nonsence and really @@ -3267,6 +3267,17 @@ rb_fix2str(VALUE x, int base) if (base < 2 || 36 < base) { rb_raise(rb_eArgError, "invalid radix %d", base); } +#if SIZEOF_LONG < SIZEOF_VOIDP +# if SIZEOF_VOIDP == SIZEOF_LONG_LONG + if ((val >= 0 && (x & 0xFFFFFFFF00000000ull)) || + (val < 0 && (x & 0xFFFFFFFF00000000ull) != 0xFFFFFFFF00000000ull)) { + rb_bug("Unnormalized Fixnum value %p", x); + } +# elif + /* should do something like above code, but currently ruby does not know */ + /* such platforms */ +# endif +#endif if (val == 0) { return rb_usascii_str_new2("0"); } |