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in reply to “reg_node overrun” when compiling regular expressions

"This is perl, v5.8.8 built for x86_64-linux-thread-multi" runs it without error.

"This is perl, v5.10.1 (*) built for x86_64-linux-thread-multi" runs it without error.

"This is perl 5, version 12, subversion 4 (v5.12.4) built for MSWin32-x64-multi-thread" runs it without error.

"This is perl 5, version 12, subversion 2 (v5.12.2) built for x86_64-linux-thread-multi" runs it without error.

"This is perl 5, version 14, subversion 2 (v5.14.2) built for x86_64-linux-gnu-thread-multi" gets "panic: reg_node overrun trying to emit 46 at test.pl line 26."

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