1;;! target = "x86_64" 2;;! flags = "-W function-references,gc -C collector=null" 3;;! test = "optimize" 4 5(module 6 (func (param anyref) (result i32) 7 (ref.is_null (local.get 0)) 8 ) 9 (func (param (ref any)) (result i32) 10 (ref.is_null (local.get 0)) 11 ) 12) 13;; function u0:0(i64 vmctx, i64, i32) -> i32 tail { 14;; gv0 = vmctx 15;; gv1 = load.i64 notrap aligned readonly gv0+8 16;; gv2 = load.i64 notrap aligned gv1+24 17;; stack_limit = gv2 18;; 19;; block0(v0: i64, v1: i64, v2: i32): 20;; @0023 jump block1 21;; 22;; block1: 23;; v6 = iconst.i32 0 24;; v4 = icmp.i32 eq v2, v6 ; v6 = 0 25;; v5 = uextend.i32 v4 26;; @0023 return v5 27;; } 28;; 29;; function u0:1(i64 vmctx, i64, i32) -> i32 tail { 30;; gv0 = vmctx 31;; gv1 = load.i64 notrap aligned readonly gv0+8 32;; gv2 = load.i64 notrap aligned gv1+24 33;; stack_limit = gv2 34;; 35;; block0(v0: i64, v1: i64, v2: i32): 36;; @0029 jump block1 37;; 38;; block1: 39;; v4 = iconst.i32 0 40;; @0029 return v4 ; v4 = 0 41;; } 42