From 9492464ed92517021b53bd1fe3bed06ac8d9f657 Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Fri, 18 Mar 2016 02:15:36 +0000
Subject: [PATCH] Commit missing parts of 78fa5be.

---
 artiq/compiler/embedding.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/artiq/compiler/embedding.py b/artiq/compiler/embedding.py
index 664b97a0b..58f112f98 100644
--- a/artiq/compiler/embedding.py
+++ b/artiq/compiler/embedding.py
@@ -754,7 +754,8 @@ class Stitcher:
                             notes=[note])
                         self.engine.process(diag)
 
-                    if self.dmgr.get(function.artiq_embedded.core_name) != self.core:
+                    core_name = function.artiq_embedded.core_name
+                    if core_name is not None and self.dmgr.get(core_name) != self.core:
                         note = diagnostic.Diagnostic("note",
                             "called from this function", {},
                             loc)