From 39afd2a64d72b251fc2da067d338d826b06985b7 Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Wed, 20 Apr 2016 17:42:04 -0700
Subject: do not crash when printing an expression whose function is not known

---
 src/passes/Print.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/passes/Print.cpp b/src/passes/Print.cpp
index ddeec3dce..59ade1c76 100644
--- a/src/passes/Print.cpp
+++ b/src/passes/Print.cpp
@@ -68,7 +68,10 @@ struct PrintSExpression : public Visitor<PrintSExpression> {
   }
 
   Name printableLocal(Index index) {
-    Name name = currFunction->tryLocalName(index);
+    Name name;
+    if (currFunction) {
+      name = currFunction->tryLocalName(index);
+    }
     if (!name.is()) {
       name = Name::fromInt(index);
     }
-- 
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