From f3ecba02b121e1e9df089a19335080fd67893f38 Mon Sep 17 00:00:00 2001
From: Adam Kelly <adam@cthulahoops.org>
Date: Sat, 31 Aug 2019 18:15:56 +0100
Subject: [PATCH] Be somewhat less conservative about declaring things global.

---
 src/symboltable.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/symboltable.rs b/src/symboltable.rs
index ab931ac..c07b5ae 100644
--- a/src/symboltable.rs
+++ b/src/symboltable.rs
@@ -251,9 +251,12 @@ impl SymbolTableAnalyzer {
                     if found_in_outer_scope {
                         // Symbol is in some outer scope.
                         symbol.is_free = true;
-                    } else {
+                    } else if self.tables.is_empty() {
                         // Don't make assumptions when we don't know.
                         symbol.scope = SymbolScope::Unknown;
+                    } else {
+                        // If there are scopes above we can assume global.
+                        symbol.scope = SymbolScope::Global;
                     }
                 }
             }