Talk:Compiler/Verifying syntax: Difference between revisions
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mean any expr_level_5 expression can be preceded by not?
--[[User:Wherrera|Wherrera]] ([[User talk:Wherrera|talk]]) 19:09, 3 January 2020 (UTC)
:First/left one yes, second/right one no. Consider expr_level_4 = ["not"] expr_level_5 [('=' | '<') ["not"] expr_level_5] ;
:Ideally the not would be moved into its own private rule, rather than clog up the (partial) comparison rule anyway. --[[User:Petelomax|Pete Lomax]] ([[User talk:Petelomax|talk]]) 19:31, 3 January 2020 (UTC)
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