Use category: :experimental in warnings that are related to experimental features

This adds rb_category_compile_warn in order to emit compiler warnings
with categories.  Note that Ripper currently ignores the category
for these warnings, but by default it ignores the warnings completely,
so this shouldn't matter.

1 files changed, 3 insertions, 2 deletions

diff --git a/ractor.c b/ractor.c
index 0817a1b5c8..89b4f68afb 100644
--- a/ractor.c
+++ b/ractor.c
@@ -1394,8 +1394,9 @@ cancel_single_ractor_mode(void)
     rb_transient_heap_evacuate();
 
     if (rb_warning_category_enabled_p(RB_WARN_CATEGORY_EXPERIMENTAL)) {
-        rb_warn("Ractor is experimental, and the behavior may change in future versions of Ruby! "
-                "Also there are many implementation issues.");
+        rb_category_warn(RB_WARN_CATEGORY_EXPERIMENTAL,
+                         "Ractor is experimental, and the behavior may change in future versions of Ruby! "
+                         "Also there are many implementation issues.");
     }
 
     ruby_single_main_ractor = NULL;