mkmf.rb: err by non existent file

* lib/mkmf.rb (try_cppflags, try_cflags, try_ldflags): err by non
  existent source file.  [ruby-core:67962] [Bug #10821]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49487 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 3 deletions

diff --git a/test/mkmf/test_flags.rb b/test/mkmf/test_flags.rb
index 4e0d5f66a2..e49d474dc9 100644
--- a/test/mkmf/test_flags.rb
+++ b/test/mkmf/test_flags.rb
@@ -34,21 +34,21 @@ class TestMkmf
 
     def test_try_ldflag_invalid_opt
       assert_separately([], <<-'end;') #do
-        assert(!try_ldflags("----------"))
+        assert(!try_ldflags("nosuch.c"), TestMkmf::MKMFLOG)
         assert(have_devel?, TestMkmf::MKMFLOG)
       end;
     end
 
     def test_try_cflag_invalid_opt
       assert_separately([], <<-'end;') #do
-        assert(!try_cflags("----------"))
+        assert(!try_cflags("nosuch.c"), TestMkmf::MKMFLOG)
         assert(have_devel?, TestMkmf::MKMFLOG)
       end;
     end
 
     def test_try_cppflag_invalid_opt
       assert_separately([], <<-'end;') #do
-        assert(!try_cppflags("----------"))
+        assert(!try_cppflags("nosuch.c"), TestMkmf::MKMFLOG)
         assert(have_devel?, TestMkmf::MKMFLOG)
       end;
     end