[Issue 2734] New: Ambiguity in tokenizing: _._ as a float literal

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=2734

           Summary: Ambiguity in tokenizing: _._ as a float literal
           Product: D
           Version: 2.025
          Platform: PC
               URL: http://www.digitalmars.com/d/1.0/lex.html
        OS/Version: Linux
            Status: NEW
          Keywords: spec
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: bugzilla at digitalmars.com
        ReportedBy: dhasenan at gmail.com


http://www.digitalmars.com/d/1.0/lex.html
http://www.digitalmars.com/d/2.0/lex.html

Under "Floating Literals", the spec says:
DecimalFloat -> DecimalDigits
DecimalFloat -> DecimalDigits . DecimalDigits
DecimalFloat -> . DecimalDigits
etc

DecimalDigits is defined as:
DecimalDigits -> DecimalDigit
DecimalDigits -> DecimalDigit DecimalDigits
DecimalDigit -> [0123456789_]