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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-11-10 10:39:51 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-11-10 10:39:51 +0000 |
commit | bff3f1818977389601c8caf5677b32e52e367974 (patch) | |
tree | d4f1018a302f5bc4ffcec65e4c9ccb06dbc1e9c5 /range.c | |
parent | 71647c1c47aa799352ba88ddec7ef10c80bee639 (diff) | |
download | ruby-bff3f1818977389601c8caf5677b32e52e367974.tar.gz |
range.c: check if range modifiable
* range.c (range_modify): frozen object cannot be modified.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56693 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'range.c')
-rw-r--r-- | range.c | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -80,6 +80,7 @@ rb_range_new(VALUE beg, VALUE end, int exclude_end) static void range_modify(VALUE range) { + rb_check_frozen(range); /* Ranges are immutable, so that they should be initialized only once. */ if (RANGE_EXCL(range) != Qnil) { rb_name_err_raise("`initialize' called twice", range, ID2SYM(idInitialize)); |