| ; RUN: llc < %s --mtriple=wasm32-unknown-unknown -asm-verbose=false -mattr=+reference-types | FileCheck %s |
| |
| %extern = type opaque |
| %externref = type %extern addrspace(10)* ;; addrspace 10 is nonintegral |
| |
| @externref_global = local_unnamed_addr addrspace(1) global %externref undef |
| |
| define %extern @return_extern_undef() { |
| ; Returning a ref.null or an uninitialized externref would make |
| ; more sense if the return type would be %externref. However, in |
| ; this case this is an %extern value, which really is an opaque |
| ; type and should never really happen. |
| ret %extern undef |
| } |
| |
| ; CHECK-LABEL: return_extern_undef: |
| ; CHECK-NEXT: functype return_extern_undef () -> () |
| ; CHECK-NEXT: end_function |
| |
| ; CHECK: .globl externref_global |
| |
