regex regression?

[Stanislav Sedov]

On Tue, 19 Aug 2008 09:50:55 +0400
Yuri Pankov <yuri.pankov at gmail.com> mentioned:

> Hi,
> 
> Looks like regcomp() doesn't detect invalid backreferences on
> -CURRENT, though it works normally on 6.3-RELEASE.
> 
> simple testcase:
> 
> 6.3-RELEASE:
> $ echo test | sed 's/test/\1/'
> sed: 1: "s/test/\1/": \1 not defined in the RE
> 
> -CURRENT:
> $ echo test | sed 's/test/\1/'
> Segmentation fault (core dumped)
>

7-STABLE is also affected. Seems that regression was in r171284.

-- 
Stanislav Sedov
ST4096-RIPE
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