K 10 svn:author V 4 bapt K 8 svn:date V 27 2017-05-25T20:12:32.634899Z K 7 svn:log V 292 In EREs, left-brace is not to be interpreted as an ordinary character unless escaped. Using an unescaped left-brace as part of an invalid repetition specification is undefined behavior. PR: 219009 Submitted by: Kyle Evans Approved by: maintainer timeout (3 weeks) END