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check more carefully for empty negative lookahead
authorHugo van der Sanden <hv@crypt.org>
Tue, 16 Dec 2014 14:50:09 +0000 (14:50 +0000)
committerHugo van der Sanden <hv@crypt.org>
Sat, 3 Jan 2015 16:31:15 +0000 (16:31 +0000)
commite1540eef436d76fbcfcaede75c0d6bb89848130f
tree31e7022e62407c0670f19e6badb4c9987bae770d
parentac2cf9aaa8556c49b156a727aef3f8fd96a43e1a
check more carefully for empty negative lookahead

We replace with OPFAIL, but if we wait till study_chunk() to do that it
gets rather more complicated.
regcomp.c