Free everything at shutdown

when the RUBY_FREE_ON_SHUTDOWN environment variable is set, manually free memory at shutdown.

Co-authored-by: Nobuyoshi Nakada <nobu@ruby-lang.org>
Co-authored-by: Peter Zhu <peter@peterzhu.ca>

1 files changed, 7 insertions, 0 deletions

diff --git a/miniinit.c b/miniinit.c
index 2a14a0d1c5..bb22d6d9f5 100644
--- a/miniinit.c
+++ b/miniinit.c
@@ -49,3 +49,10 @@ Init_enc(void)
 }
 
 #include "mini_builtin.c"
+
+void
+rb_free_loaded_builtin_table(void)
+{
+    if (loaded_builtin_table)
+        st_free_table(loaded_builtin_table);
+}