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Backport #7408

closed

Assigned but unused warning cancelled by symbol

Added by agrimm (Andrew Grimm) over 11 years ago. Updated over 11 years ago.

Status:
Closed
[ruby-core:49659]

Description

If there is a symbol with the same name as an unused local variable, there is no "assigned but unused variable"

=begin
# no_warning.rb
def no_warning
foo = 1
{:foo => 1}
end

def has_warning
  foo = 1
  {:bar => 1}
end

$ ruby -v
ruby 2.0.0dev (2012-11-18) [x86_64-darwin10.8.0]
$ ruby -w no_warning.rb
no_warning.rb:8: warning: assigned but unused variable - foo

=end


Files

no_warning.rb (105 Bytes) no_warning.rb agrimm (Andrew Grimm), 11/20/2012 06:00 PM

Updated by mame (Yusuke Endoh) over 11 years ago

  • Status changed from Open to Assigned
  • Assignee set to nobu (Nobuyoshi Nakada)
  • Target version set to 2.0.0
Actions #2

Updated by nobu (Nobuyoshi Nakada) over 11 years ago

  • Status changed from Assigned to Closed
  • % Done changed from 0 to 100

This issue was solved with changeset r38039.
Andrew, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.


parse.y: false usage of local variable

  • parse.y (parser_yylex): fix false usage of local variable, it cannot
    appear in fname state [ruby-core:49659] [Bug #7408]
Actions #3

Updated by nobu (Nobuyoshi Nakada) over 11 years ago

  • Tracker changed from Bug to Backport
  • Project changed from Ruby master to Backport193
  • Status changed from Closed to Assigned
  • Assignee changed from nobu (Nobuyoshi Nakada) to usa (Usaku NAKAMURA)
  • Target version deleted (2.0.0)
Actions #4

Updated by usa (Usaku NAKAMURA) over 11 years ago

  • Status changed from Assigned to Closed

This issue was solved with changeset r38470.
Andrew, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.


merge revision(s) 38039: [Backport #7408]

* parse.y (parser_yylex): fix false usage of local variable, it cannot
  appear in fname state [ruby-core:49659] [Bug #7408]
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