From 968ccfc2409eeb7cdf1debf6e8061bfd2bb470f4 Mon Sep 17 00:00:00 2001
From: Tim Besard <tim.besard@gmail.com>
Date: Thu, 28 May 2020 14:33:14 +0200
Subject: [PATCH] Error when compiling invalid AddrSpacePtrs.

---
 src/cgutils.cpp | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/cgutils.cpp b/src/cgutils.cpp
index d23bf9c20e7e6..57f4b623863ab 100644
--- a/src/cgutils.cpp
+++ b/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);