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author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-08-05 02:22:37 +0000 |
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committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-08-05 02:22:37 +0000 |
commit | f177c73edb16a62a3e1a06368ede687c5a5c53ff (patch) | |
tree | 7a1ceecb949b07f735b376c9b6fee4d3a688ff33 /parse.y | |
parent | 11d5ad0b842283403377b98d3f494d00241398da (diff) |
merge revision(s) 58561: [Backport #13540]
parse.y: make shared string modifiable
* parse.y (dedent_string): ensure that the string is modifiable,
not to set the length of shared string.
[ruby-core:80987] [Bug #13540]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@59513 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'parse.y')
-rw-r--r-- | parse.y | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -6529,6 +6529,11 @@ dedent_string(VALUE string, int width) break; } } + if (!i) return 0; + rb_str_modify(string); + str = RSTRING_PTR(string); + if (RSTRING_LEN(string) != len) + rb_fatal("literal string changed: %+"PRIsVALUE, string); MEMMOVE(str, str + i, char, len - i); rb_str_set_len(string, len - i); return i; @@ -6585,7 +6590,6 @@ parser_dedent_string(VALUE self, VALUE input, VALUE width) StringValue(input); wid = NUM2UINT(width); - rb_str_modify(input); col = dedent_string(input, wid); return INT2NUM(col); } |