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Re^4: Inexplicably slow regex (optimizer)

by zigdon (Deacon)
on Sep 13, 2006 at 19:36 UTC ( #572804=note: print w/replies, xml ) Need Help??

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  1. or download this
      Compiling REx `\n \s* x '
      size 7 Got 60 bytes for offset annotations.
    ...
         4:   SPACE(0)
         5: EXACT <x>(7)
         7: END(0)
    
  2. or download this
        Setting an EVAL scope, savestack=17
        48 <y dog> <
    ...
                                 SPACE can match 2 times out of 2147483647
    +...
        Setting an EVAL scope, savestack=17
                                  failed...
    
  3. or download this
      Compiling REx `^ \s* x '
      size 6 Got 52 bytes for offset annotations.
    ...
         3:   SPACE(0)
         4: EXACT <x>(6)
         6: END(0)
    
  4. or download this
      Guessing start of match, REx `^ \s* x ' against ` The quick brown fr
    +og jumped over the lazy dog
        The quick b...'...
    ...
                                 SPACE can match 2 times out of 2147483647
    +...
        Setting an EVAL scope, savestack=17
                                  failed...
    
  5. or download this
          Rate    lb   sol    nl
    lb   162/s    --  -87%  -93%
    sol 1257/s  674%    --  -45%
    nl  2272/s 1300%   81%    --
    

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