[Bug #19471] `Regexp.compile` should handle keyword arguments

As well as `Regexp.new`, it should pass keyword arguments to the
`Regexp#initialize` method.

1 files changed, 1 insertions, 1 deletions

diff --git a/re.c b/re.c
index 1f362247a0..83d4b09aa2 100644
--- a/re.c
+++ b/re.c
@@ -4688,7 +4688,7 @@ Init_Regexp(void)
 
     rb_cRegexp = rb_define_class("Regexp", rb_cObject);
     rb_define_alloc_func(rb_cRegexp, rb_reg_s_alloc);
-    rb_define_singleton_method(rb_cRegexp, "compile", rb_class_new_instance, -1);
+    rb_define_singleton_method(rb_cRegexp, "compile", rb_class_new_instance_pass_kw, -1);
     rb_define_singleton_method(rb_cRegexp, "quote", rb_reg_s_quote, 1);
     rb_define_singleton_method(rb_cRegexp, "escape", rb_reg_s_quote, 1);
     rb_define_singleton_method(rb_cRegexp, "union", rb_reg_s_union_m, -2);