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author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-12-27 11:39:47 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-12-27 11:39:47 +0000 |
commit | 9d693b181ce3bbd7553be36f604f5b694f8e9fea (patch) | |
tree | f216f077c57d7b13c64ae36b3acff6614c54b015 /eval.c | |
parent | f82b0a39eaa1ac262db0093f441289678530e351 (diff) |
merge revision(s) 57137: [Backport #13043]
eval.c: fix circular cause
* eval.c (exc_setup_cause): always set cause of cause to get rid
of circular references. [ruby-core:78688] [Bug #13043]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@57222 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'eval.c')
-rw-r--r-- | eval.c | 3 |
1 files changed, 3 insertions, 0 deletions
@@ -468,6 +468,9 @@ exc_setup_cause(VALUE exc, VALUE cause) #endif if (!NIL_P(cause) && cause != exc) { rb_ivar_set(exc, id_cause, cause); + if (!rb_ivar_defined(cause, id_cause)) { + rb_ivar_set(cause, id_cause, Qnil); + } } return exc; } |