mjit.c: add :wait option to RubyVM::MJIT.pause

and wait until JIT queue is flushed when wait option is not passed or
`wait: true` is passed.

vm.c: ditto

test/ruby/test_rubyvm_mjit.rb: added test for pause/resume

test/lib/jit_support.rb: allow retrying MJIT on JITSupport level
test/ruby/test_jit.rb: ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64250 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/vm.c b/vm.c
index c67ace1fdd..711c2b8e59 100644
--- a/vm.c
+++ b/vm.c
@@ -2770,7 +2770,7 @@ mjit_enabled_p(void)
     return mjit_enabled ? Qtrue : Qfalse;
 }
 
-extern VALUE mjit_pause(void);
+extern VALUE mjit_pause(int argc, VALUE *argv, VALUE recv);
 extern VALUE mjit_resume(void);
 
 extern VALUE *rb_gc_stack_start;
@@ -2861,7 +2861,7 @@ Init_VM(void)
     /* RubyVM::MJIT */
     mjit = rb_define_module_under(rb_cRubyVM, "MJIT");
     rb_define_singleton_method(mjit, "enabled?", mjit_enabled_p, 0);
-    rb_define_singleton_method(mjit, "pause", mjit_pause, 0);
+    rb_define_singleton_method(mjit, "pause", mjit_pause, -1);
     rb_define_singleton_method(mjit, "resume", mjit_resume, 0);
 
     /*