diff options
Diffstat (limited to 'array.c')
-rw-r--r-- | array.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -1373,13 +1373,16 @@ ary_make_partial_step(VALUE ary, VALUE klass, long offset, long len, long step) const VALUE *values = RARRAY_CONST_PTR_TRANSIENT(ary); const long orig_len = len; - if ((step > 0 && step >= len) || (step < 0 && (step < -len))) { + if (step > 0 && step >= len) { VALUE result = ary_new(klass, 1); VALUE *ptr = (VALUE *)ARY_EMBED_PTR(result); RB_OBJ_WRITE(result, ptr, values[offset]); ARY_SET_EMBED_LEN(result, 1); return result; } + else if (step < 0 && step < -len) { + step = -len; + } long ustep = (step < 0) ? -step : step; len = (len + ustep - 1) / ustep; |