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authorSzabolcs Nagy <nsz@port70.net>2015-03-22 18:32:55 +0000
committerRich Felker <dalias@aerifal.cx>2015-03-23 12:28:49 -0400
commit32dee9b9b1e557a73cc4427455cd00cb2571436c (patch)
tree4a449ad0502c4591e977e8e982a0adc8d1633bf0 /src/complex
parent11d1e2e2ded07673411ba872c1e3d0096dc79439 (diff)
downloadmusl-32dee9b9b1e557a73cc4427455cd00cb2571436c.tar.gz
do not treat \0 as a backref in BRE
The valid BRE backref tokens are \1 .. \9, and 0 is not a special character either so \0 is undefined by the standard. Such undefined escaped characters are treated as literal characters currently, following existing practice, so \0 is the same as 0.
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