diff options
| -rw-r--r-- | ext/-test-/integer/core_ext.c | 7 | ||||
| -rw-r--r-- | numeric.c | 1 | ||||
| -rw-r--r-- | test/-ext-/integer/test_integer.rb | 11 | ||||
| -rw-r--r-- | version.h | 2 |
4 files changed, 20 insertions, 1 deletions
diff --git a/ext/-test-/integer/core_ext.c b/ext/-test-/integer/core_ext.c index 6d64cdb0c2..510ba4a1e6 100644 --- a/ext/-test-/integer/core_ext.c +++ b/ext/-test-/integer/core_ext.c @@ -20,10 +20,17 @@ rb_int_to_bignum(VALUE x) return x; } +static VALUE +positive_pow(VALUE x, VALUE y) +{ + return rb_int_positive_pow(NUM2LONG(x), NUM2ULONG(y)); +} + void Init_core_ext(VALUE klass) { rb_define_method(rb_cInteger, "bignum?", int_bignum_p, 0); rb_define_method(rb_cInteger, "fixnum?", int_fixnum_p, 0); rb_define_method(rb_cInteger, "to_bignum", rb_int_to_bignum, 0); + rb_define_method(rb_cInteger, "positive_pow", positive_pow, 1); } @@ -3988,6 +3988,7 @@ int_pow(long x, unsigned long y) long z = 1; if (y == 0) return INT2FIX(1); + if (y == 1) return LONG2NUM(x); if (neg) x = -x; if (y & 1) z = x; diff --git a/test/-ext-/integer/test_integer.rb b/test/-ext-/integer/test_integer.rb index cdabb5403b..8d7785047b 100644 --- a/test/-ext-/integer/test_integer.rb +++ b/test/-ext-/integer/test_integer.rb @@ -12,4 +12,15 @@ class Test_Integer < Test::Unit::TestCase assert_fixnum(FIXNUM_MAX) assert_bignum(FIXNUM_MAX+1) end + + def test_positive_pow + assert_separately(%w[-r-test-/integer], "#{<<~"begin;"}\n#{<<~'end;'}", timeout: 3) + begin; + assert_equal(1, 1.positive_pow(1)) + assert_equal(0, 0.positive_pow(1)) + assert_equal(3, 3.positive_pow(1)) + assert_equal(-3, -3.positive_pow(1)) + assert_equal(9, -3.positive_pow(2)) + end; + end end @@ -1,6 +1,6 @@ #define RUBY_VERSION "2.6.1" #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR -#define RUBY_PATCHLEVEL 45 +#define RUBY_PATCHLEVEL 46 #define RUBY_RELEASE_YEAR 2019 #define RUBY_RELEASE_MONTH 3 |