Only exit if ruby2_keywords and splat together (#6395)

Before this change railsbench spent less time in yjit than before splat. This brings it back to parity.

1 files changed, 1 insertions, 1 deletions

diff --git a/yjit/src/codegen.rs b/yjit/src/codegen.rs
index 71831a96ed..ef7c3386a2 100644
--- a/yjit/src/codegen.rs
+++ b/yjit/src/codegen.rs
@@ -4370,7 +4370,7 @@ fn gen_send_iseq(
     // We are just going to not compile these.
     // https://www.rubydoc.info/stdlib/core/Proc:ruby2_keywords
     if unsafe {
-        get_iseq_flags_ruby2_keywords(jit.iseq)
+        get_iseq_flags_ruby2_keywords(jit.iseq) && flags & VM_CALL_ARGS_SPLAT != 0
     } {
         gen_counter_incr!(asm, send_iseq_ruby2_keywords);
         return CantCompile;