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string.c: str_shared_replace

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* string.c (str_shared_replace): split from rb_str_shared_replace
  without argument check.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51352 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-07-23 01:16:46 +00:00
parent 7c413b5545
commit 33f5edd5f3
1 changed files with 11 additions and 3 deletions
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14
string.c
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@ -1105,13 +1105,21 @@ rb_str_to_str(VALUE str)
}
static inline void str_discard(VALUE str);
static void str_shared_replace(VALUE str, VALUE str2);
void
rb_str_shared_replace(VALUE str, VALUE str2)
{
if (str != str2) str_shared_replace(str, str2);
}
static void
str_shared_replace(VALUE str, VALUE str2)
{
rb_encoding *enc;
int cr;
if (str == str2) return;
ASSUME(str2 != str);
enc = STR_ENC_GET(str2);
cr = ENC_CODERANGE(str2);
str_discard(str);
@ -4477,7 +4485,7 @@ str_gsub(int argc, VALUE *argv, VALUE str, int bang)
}
rb_pat_search(pat, str, last, 1);
if (bang) {
rb_str_shared_replace(str, dest);
str_shared_replace(str, dest);
}
else {
RBASIC_SET_CLASS(dest, rb_obj_class(str));
@ -4872,7 +4880,7 @@ rb_str_reverse_bang(VALUE str)
}
}
else {
rb_str_shared_replace(str, rb_str_reverse(str));
str_shared_replace(str, rb_str_reverse(str));
}
}
else {