From: "mame (Yusuke Endoh) via ruby-core" <ruby-core@ml.ruby-lang.org>
To: ruby-core@ml.ruby-lang.org
Cc: "mame (Yusuke Endoh)" <noreply@ruby-lang.org>
Subject: [ruby-core:119193] [Ruby master Bug#20736] prism emits wrong warnings in syntax-error code
Date: Sun, 15 Sep 2024 00:51:28 +0000 (UTC) [thread overview]
Message-ID: <redmine.journal-109778.20240915005128.18@ruby-lang.org> (raw)
In-Reply-To: <redmine.issue-20736.20240913032332.18@ruby-lang.org>
Issue #20736 has been updated by mame (Yusuke Endoh).
https://github.com/ruby/ruby/pull/11626
----------------------------------------
Bug #20736: prism emits wrong warnings in syntax-error code
https://bugs.ruby-lang.org/issues/20736#change-109778
* Author: mame (Yusuke Endoh)
* Status: Feedback
* Assignee: kddnewton (Kevin Newton)
* Backport: 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: UNKNOWN
----------------------------------------
```
$ ./local/bin/ruby -w --parser=parse.y -e 'begin eval("0a"); rescue SyntaxError; end'
$ ./local/bin/ruby -w --parser=prism -e 'begin eval("0a"); rescue SyntaxError; end'
(eval at -e:1):1: warning: possibly useless use of a literal in void context
```
```
$ ./local/bin/ruby -w --parser=parse.y -e 'begin eval("+a.0"); rescue SyntaxError; end'
$ ./local/bin/ruby -w --parser=prism -e 'begin eval("+a.0"); rescue SyntaxError; end'
(eval at -e:1):1: warning: possibly useless use of +@ in void context
```
--
https://bugs.ruby-lang.org/
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next prev parent reply other threads:[~2024-09-15 0:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-13 3:23 [ruby-core:119163] " mame (Yusuke Endoh) via ruby-core
2024-09-13 15:32 ` [ruby-core:119178] " kddnewton (Kevin Newton) via ruby-core
2024-09-13 19:51 ` [ruby-core:119187] " mame (Yusuke Endoh) via ruby-core
2024-09-13 20:59 ` [ruby-core:119188] " kddnewton (Kevin Newton) via ruby-core
2024-09-15 0:46 ` [ruby-core:119192] " mame (Yusuke Endoh) via ruby-core
2024-09-15 0:51 ` mame (Yusuke Endoh) via ruby-core [this message]
2024-09-15 10:25 ` [ruby-core:119196] " Eregon (Benoit Daloze) via ruby-core
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