[bug #33547] Core dump with pattern '(^| )*( |$)'

[Raymond Russell]

URL:
  <http://savannah.gnu.org/bugs/?33547>

                 Summary: Core dump with pattern '(^| )*( |$)'
                 Project: grep
            Submitted by: raymondrussell
            Submitted on: Mon 13 Jun 2011 03:41:18 GMT
                Category: None
                Severity: 3 - Normal
              Item Group: None
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any

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Details:

grep-2.8 dumps a core when given this pattern:

$ grep -Eq '(^| )*( |$)'

This is a build from source on linuxfromscratch, and was configured with the
following options:

CC='gcc -m64' CXX='g++ -m64'  ./configure --prefix=/usr --bindir=/bin

Please let me know if you need any more details.




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