MJIT: Make it parsable by Solargraph (#6827)

* Revert "Revert "MJIT: Make it parsable by Solargraph""

This reverts commit 8e18761da1932df88bfb6505acbda4740e1b2930.

* Call rb_gc_register_mark_object

1 files changed, 3 insertions, 2 deletions

diff --git a/mjit.c b/mjit.c
index 2d9efa3073..fe5a0c8e57 100644
--- a/mjit.c
+++ b/mjit.c
@@ -1324,7 +1324,7 @@ static VALUE rb_mMJIT = 0;
 // RubyVM::MJIT::C
 VALUE rb_mMJITC = 0;
 // RubyVM::MJIT::Compiler
-VALUE rb_mMJITCompiler = 0;
+VALUE rb_cMJITCompiler = 0;
 
 // [experimental] Call custom RubyVM::MJIT.compile if defined
 static void
@@ -1765,8 +1765,9 @@ mjit_init(const struct mjit_options *opts)
         mjit_enabled = false;
         return;
     }
-    rb_mMJITCompiler = rb_const_get(rb_mMJIT, rb_intern("Compiler"));
     rb_mMJITC = rb_const_get(rb_mMJIT, rb_intern("C"));
+    rb_cMJITCompiler = rb_funcall(rb_const_get(rb_mMJIT, rb_intern("Compiler")), rb_intern("new"), 0);
+    rb_gc_register_mark_object(rb_cMJITCompiler);
 
     mjit_call_p = true;
     mjit_pid = getpid();