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Doc changes in "pure negative" logical combination support.

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Chang, Harry 2019-08-23 10:50:22 +08:00 committed by Hong, Yang A
parent ae8c8ee1c8
commit bc80eef39f
1 changed files with 3 additions and 2 deletions
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doc/dev-reference/compilation.rst
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@ -613,8 +613,9 @@ When an expression has the :c:member:`HS_FLAG_COMBINATION` flag set, it ignores
all other flags except the :c:member:`HS_FLAG_SINGLEMATCH` flag and the all other flags except the :c:member:`HS_FLAG_SINGLEMATCH` flag and the
:c:member:`HS_FLAG_QUIET` flag. :c:member:`HS_FLAG_QUIET` flag.
Hyperscan will reject logical combination expressions at compile time that Hyperscan will accept logical combination expressions at compile time that
evaluate to *true* when no patterns have matched; for example: :: evaluate to *true* when no patterns have matched, and report the match for
combination at end of data if no patterns have matched; for example: ::
!101 !101
!101|102 !101|102