diff options
author | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-03-29 07:53:43 +0000 |
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committer | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-03-29 07:53:43 +0000 |
commit | ba57632186d408bf32abc18b2b334f2ac1b09fca (patch) | |
tree | eb19e81733ee446be69a213dabae2a7c3439f994 /parse.y | |
parent | 066b2ac73a5cc6c45203eadf303bc5e82c1f51fc (diff) |
merge revision(s) 54172: [Backport #12192]
* parse.y (parse_numvar): NTH_REF must be less than a half of
INT_MAX, as it is left-shifted to be ORed with back-ref flag.
[ruby-core:74444] [Bug#12192] [Fix GH-1296]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@54382 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'parse.y')
-rw-r--r-- | parse.y | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -7824,7 +7824,7 @@ parse_numvar(struct parser_params *parser) int overflow; unsigned long n = ruby_scan_digits(tok()+1, toklen()-1, 10, &len, &overflow); const unsigned long nth_ref_max = - (FIXNUM_MAX / 2 < INT_MAX) ? FIXNUM_MAX / 2 : INT_MAX; + ((FIXNUM_MAX < INT_MAX) ? FIXNUM_MAX : INT_MAX) >> 1; /* NTH_REF is left-shifted to be ORed with back-ref flag and * turned into a Fixnum, in compile.c */ |