fix decl of ruby_single_main_ractor

On windows, MJIT doesn't work without this patch because of
the declaration of ruby_single_main_ractor. This patch fix this
issue and move the definition of it from ractor.c to vm.c to locate
near place of ruby_current_vm_ptr.

1 files changed, 0 insertions, 7 deletions

diff --git a/ractor.c b/ractor.c
index 64e20b46e7..72e1e091ea 100644
--- a/ractor.c
+++ b/ractor.c
@@ -30,13 +30,6 @@ rb_ractor_error_class(void)
     return rb_eRactorError;
 }
 
-RUBY_SYMBOL_EXPORT_BEGIN
-
-// to share with MJIT
-rb_ractor_t *ruby_single_main_ractor;
-
-RUBY_SYMBOL_EXPORT_END
-
 static void vm_ractor_blocking_cnt_inc(rb_vm_t *vm, rb_ractor_t *r, const char *file, int line);
 
 static void