ZJIT: Expand definition of unspecializable to more complex cases

Author: nirvdrum

zjit/src/hir.rs

@@ -5292,7 +5292,9 @@ fn unspecializable_c_call_type(flags: u32) -> bool {
 /// If a given call uses overly complex arguments, then we won't specialize.
 fn unspecializable_call_type(flags: u32) -> bool {
     ((flags & VM_CALL_ARGS_SPLAT) != 0) ||
-    ((flags & VM_CALL_ARGS_BLOCKARG) != 0)
+    ((flags & VM_CALL_KW_SPLAT) != 0) ||
+    ((flags & VM_CALL_ARGS_BLOCKARG) != 0) ||
+    ((flags & VM_CALL_FORWARDING) != 0)
 }
 
 /// We have IseqPayload, which keeps track of HIR Types in the interpreter, but this is not useful