diff options
Diffstat (limited to 'array.c')
-rw-r--r-- | array.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -355,7 +355,10 @@ rb_ary_unshift_m(argc, argv, ary) VALUE *argv; VALUE ary; { - if (argc > 0) { + if (argc == 0) { + rb_raise(rb_eArgError, "wrong # of arguments(at least 1)"); + } + if (argc > 1) { long len = RARRAY(ary)->len; /* make rooms by setting the last item */ @@ -363,7 +366,6 @@ rb_ary_unshift_m(argc, argv, ary) /* sliding items */ MEMMOVE(RARRAY(ary)->ptr + argc, RARRAY(ary)->ptr, VALUE, len); - MEMCPY(RARRAY(ary)->ptr, argv, VALUE, argc); } return ary; |