Error when compiling invalid AddrSpacePtrs.

Author: maleadt

src/cgutils.cpp

@@ -591,16 +591,14 @@ static Type *bitstype_to_llvm(jl_value_t *bt, bool llvmcall = false)
     if (bt == (jl_value_t*)jl_float64_type)
         return T_float64;
     if (jl_is_addrspace_ptr_type(bt)) {
-        int as = 0;
-
-        jl_datatype_t *typ = (jl_datatype_t*)bt;
-        jl_value_t *as_param = jl_svecref(typ->parameters, 1);
-
+        jl_value_t *as_param = jl_tparam1(bt);
+        int as;
         if (jl_is_int32(as_param))
             as = jl_unbox_int32(as_param);
         else if (jl_is_int64(as_param))
             as = jl_unbox_int64(as_param);
-
+        else
+            jl_error("invalid pointer address space");
         return PointerType::get(T_int8, as);
     }
     int nb = jl_datatype_size(bt);