diff --git a/test/IRGen/loadable_by_address_address_assignment.swift b/test/IRGen/loadable_by_address_address_assignment.swift
index 28f54c761ce39..8c85076ce4cfe 100644
--- a/test/IRGen/loadable_by_address_address_assignment.swift
+++ b/test/IRGen/loadable_by_address_address_assignment.swift
@@ -4,6 +4,8 @@
 
 // wasm currently disables aggressive reg2mem
 // UNSUPPORTED: wasm
+// UNSUPPORTED: OS=wasi
+// UNSUPPORTED: CPU=wasm32
 
 public struct LargeThing {
     var  s0 : String = ""
diff --git a/test/IRGen/loadable_by_address_reg2mem_fixed_array.sil b/test/IRGen/loadable_by_address_reg2mem_fixed_array.sil
index c0ce4c2f5fee2..08c88a744a67c 100644
--- a/test/IRGen/loadable_by_address_reg2mem_fixed_array.sil
+++ b/test/IRGen/loadable_by_address_reg2mem_fixed_array.sil
@@ -7,6 +7,8 @@
 
 // wasm currently disables aggressive reg2mem
 // UNSUPPORTED: wasm
+// UNSUPPORTED: OS=wasi
+// UNSUPPORTED: CPU=wasm32
 
 import Builtin
 import Swift