[ruby-dev:47837] [ruby-trunk - Bug #8674][Closed] [patch] unused-parameter warning in ruby/ruby.h

From: "nobu (Nobuyoshi Nakada)" <nobu@...>
Date: 2013-12-02 01:06:54 UTC
List: ruby-dev #47837
Issue #8674 has been updated by nobu (Nobuyoshi Nakada).

Status changed from Feedback to Closed

Fixed at r43370.
----------------------------------------
Bug #8674: [patch] unused-parameter warning in ruby/ruby.h
https://bugs.ruby-lang.org/issues/8674#change-43328

Author: Linda_pp (Ryuichi Hayashida)
Status: Closed
Priority: Normal
Assignee: 
Category: 
Target version: 
ruby -v: ruby 2.0.0p195 (2013-05-14 revision 40734) [x86_64-darwin12.3.0]
Backport: 1.9.3: UNKNOWN, 2.0.0: UNKNOWN


C++ のプログラムで ruby.h をインクルードすると ruby/ruby.h にて unused-parameter の警告が出ます.

・警告内容
In file included from /Users/rhayasd/.rbenv/versions/2.1.0-dev/include/ruby-2.1.0/ruby.h:33:0,
                 from ruby_interpreter.cpp:6:
/Users/rhayasd/.rbenv/versions/2.1.0-dev/include/ruby-2.1.0/ruby/ruby.h:1270:1: warning: unused parameter 'filename' [-Wunused-parameter]
 rb_obj_wb_unprotect(VALUE x, const char *filename, int line)
 ^
/Users/rhayasd/.rbenv/versions/2.1.0-dev/include/ruby-2.1.0/ruby/ruby.h:1270:1: warning: unused parameter 'line' [-Wunused-parameter]
/Users/rhayasd/.rbenv/versions/2.1.0-dev/include/ruby-2.1.0/ruby/ruby.h:1290:1: warning: unused parameter 'oldv' [-Wunused-parameter]
 rb_obj_written(VALUE a, VALUE oldv, VALUE b, const char *filename, int line)
 ^
/Users/rhayasd/.rbenv/versions/2.1.0-dev/include/ruby-2.1.0/ruby/ruby.h:1290:1: warning: unused parameter 'filename' [-Wunused-parameter]
/Users/rhayasd/.rbenv/versions/2.1.0-dev/include/ruby-2.1.0/ruby/ruby.h:1290:1: warning: unused parameter 'line' [-Wunused-parameter]

・コンパイラ
 gcc 4.8.1

・コマンド
 g++ -Wall -Wextra -std=c++11 source.cpp

・環境
 MacOS X 10.8.4


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