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string.c: don't clear coderange at expanding

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* string.c (rb_str_modify_expand): like as str_modify_keep_cr,
  don't clear coderange unless broken.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45622 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-04-18 08:00:04 +00:00
parent 0ee6aff847
commit af2228a08d
1 changed files with 4 additions and 1 deletions
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5
string.c
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@ -1500,7 +1500,10 @@ rb_str_modify_expand(VALUE str, long expand)
str_make_independent_expand(str, expand);
}
}
ENC_CODERANGE_CLEAR(str);
if (ENC_CODERANGE(str) == ENC_CODERANGE_BROKEN) {
/* Force re-scan later */
ENC_CODERANGE_CLEAR(str);
}
}
/* As rb_str_modify(), but don't clear coderange */