[Bug] Syntax error in input causes NullPointerException [sf#87]

[lsf37]

Reported by akirschbaum on 2007-11-16 07:03 UTC
When compiling the attached input file as "jflex Bug.jflex" an NullPointerException is thrown.

The output of jflex is:
|Reading "Bug.jflex"
|
|Error in file "Bug.jflex" (line 5):
|Syntax error.
|}
|^
|java.lang.NullPointerException
| at JFlex.CUP$LexParse$actions.CUP$LexParse$do_action(LexParse.java:1504)
| at JFlex.LexParse.do_action(LexParse.java:389)
| at java_cup.runtime.lr_parser.parse_lookahead(lr_parser.java:1178)
| at java_cup.runtime.lr_parser.error_recovery(lr_parser.java:887)
| at java_cup.runtime.lr_parser.parse(lr_parser.java:598)
| at JFlex.Main.generate(Main.java:73)
| at JFlex.Main.generate(Main.java:303)
| at JFlex.Main.main(Main.java:320)
|1 error, 0 warnings.

Running "jflex --version" yields:
|This is JFlex 1.4.1

[lsf37]

Commented by akirschbaum on 2007-11-16 07:03 UTC
Input file causing NullPointerException

[lsf37]

Commented by lsf37 on 2007-11-19 10:53 UTC
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Thanks for the report. I've reproduced the bug, it will be fixed in the next release.

Gerwin

[lsf37]

Updated by lsf37 on 2007-11-19 10:53 UTC

• labels: --> frontend/syntax
• priority: 5 --> 3
• assigned_to: nobody --> lsf37

[lsf37]

Commented by lsf37 on 2007-11-25 11:12 UTC
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user_id=93534
Originator: NO

This is now fixed in the repository (revision 298).

[lsf37]

Updated by lsf37 on 2007-11-25 11:12 UTC

• status: open --> open-fixed

[lsf37]

Updated by lsf37 on 2008-05-27 11:46 UTC

• status: open-fixed --> closed