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ext/date: reject unknown compiler option

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* ext/date/extconf.rb: check warnings.
* lib/mkmf.rb (try_cflags): pass options to try_compile.
* win32/Makefile.sub (WERRORFLAG): make unknown command line
  options an error.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50203 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-04-10 02:44:12 +00:00
parent 14d10e054f
commit 54264f534a
4 changed files with 13 additions and 4 deletions
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2
ext/date/extconf.rb
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@ -1,5 +1,5 @@
require 'mkmf'
if try_cflags("-std=iso9899:1999")
if try_cflags("-std=iso9899:1999", :werror => true)
$CFLAGS += " " << "-std=iso9899:1999"
end
create_makefile('date_core')