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Bug #20741

closed

RubyVM::InstructionSequence.compile emits a wrong warning (prism?)

Bug #20741: RubyVM::InstructionSequence.compile emits a wrong warning (prism?)

Added by mame (Yusuke Endoh) about 1 year ago. Updated about 1 year ago.

Status:
Closed
Target version:
-
[ruby-core:119194]

Description

$ ./local/bin/ruby -we 'p RubyVM::InstructionSequence.compile("42").eval'
<compiled>:1: warning: possibly useless use of a literal in void context
42

Updated by byroot (Jean Boussier) about 1 year ago Actions #1 [ruby-core:119195]

prism?

Yes:

$ ./miniruby --parser=parse.y -we 'p RubyVM::InstructionSequence.compile("42").eval'
42
$ ./miniruby --parser=prism -we 'p RubyVM::InstructionSequence.compile("42").eval'
<compiled>:1: warning: possibly useless use of a literal in void context
42

Updated by kddnewton (Kevin Newton) about 1 year ago Actions #2 [ruby-core:119222]

I have submitted a PR that will fix this https://github.com/ruby/ruby/pull/11632.

Updated by kddnewton (Kevin Newton) about 1 year ago Actions #3

  • Status changed from Open to Closed
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