On Thursday, January 30, 2014 23:12:18 Andreas Schwab wrote: > Mike Frysinger <vap...@gentoo.org> writes: > > $ ./a.out 'a\-b' a-b > > regcomp(a\-b) = 0 > > The effect of \- in a BRE is undefined.
yes, but that's kind of irrelevant for the point raised here. bash's =~ uses ERE, and passing in REG_EXTENDED to get ERE semantics with regcomp() yields the same result (at least with glibc) as above. -mike
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