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Matching REx "(?:(.)b|.)+" against "ebfg"
   0 <> <ebfg>               |  1:CURLYX[0] {1,32767}(15)
...
   2 <eb> <fg>               | 12:          REG_ANY(14)
   3 <ebf> <g>               | 14:          WHILEM[1/1](0)
                                            whilem: matched 2 out of 1
+..32767

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   3 <ebf> <g>               |  3:            BRANCH(11)
   3 <ebf> <g>               |  4:              OPEN1(6)
...
   4 <ebfg> <>               |  9:              EXACTF <b>(14)
                                                failed...
   3 <ebf> <g>               | 11:            BRANCH(13)

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   3 <ebf> <g>               | 12:              REG_ANY(14)
   4 <ebfg> <>               | 14:              WHILEM[1/1](0)
...
Match successful!
Test:             1='g', 2=''
Freeing REx: "(?:(.)b|.)+"