diff options
| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-03-28 15:55:05 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-03-28 15:55:05 +0000 |
| commit | 56f2447e5a9b8f28a4ca72a9290e8e2eac86bea3 (patch) | |
| tree | b23100ae0ee6485309ee05b06e2a44a5e19cac9f /lib/mkmf.rb | |
| parent | 80466df690e1fc952d661686baaa6f3b245d42a0 (diff) | |
mkmf.rb: force refererence in MAIN_DOES_NOTHING
* lib/mkmf.rb (MAIN_DOES_NOTHING): ensure symbols for tests to be
preserved. [ruby-core:53745] [Bug #8169]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39989 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/mkmf.rb')
| -rw-r--r-- | lib/mkmf.rb | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/lib/mkmf.rb b/lib/mkmf.rb index 6f96f3ce1a..0fd930b47c 100644 --- a/lib/mkmf.rb +++ b/lib/mkmf.rb @@ -2421,7 +2421,14 @@ MESSAGE def MAIN_DOES_NOTHING(*refs) src = MAIN_DOES_NOTHING - src = src.sub(/\{/) {$&+refs.map {|n|"(void)#{n}; "}.join("")} + unless refs.empty? + src = src.sub(/\{/) do + $& + + "\n if (argc > 1000000) {\n" + + refs.map {|n|" printf(\"%p\", &#{n});\n"}.join("") + + " }\n" + end + end src end @@ -2532,7 +2539,7 @@ MESSAGE ## # A C main function which does no work - MAIN_DOES_NOTHING = config_string('MAIN_DOES_NOTHING') || 'int main(void) {return 0;}' + MAIN_DOES_NOTHING = config_string('MAIN_DOES_NOTHING') || "int main(int argc, char **argv)\n{\n return 0;\n}" UNIVERSAL_INTS = config_string('UNIVERSAL_INTS') {|s| Shellwords.shellwords(s)} || %w[int short long long\ long] |