From 5488bda082d3f712d27189dc88ccc46551220b22 Mon Sep 17 00:00:00 2001
From: Fabio Utzig <fabio.utzig@nordicsemi.no>
Date: Tue, 3 Nov 2020 19:13:26 -0300
Subject: [PATCH] domains: c: fix use of unitialized variable

_fill_empty was not updating the state with the value of line, so in
recursive calls it would fail the assert checking for its own
initialization.

Signed-off-by: Fabio Utzig <fabio.utzig@nordicsemi.no>
---
 sphinx/domains/c.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sphinx/domains/c.py b/sphinx/domains/c.py
index e3570b593..5896f4a80 100644
--- a/sphinx/domains/c.py
+++ b/sphinx/domains/c.py
@@ -1533,6 +1533,7 @@ class Symbol:
         self.declaration = declaration
         self.declaration.symbol = self
         self.docname = docname
+        self.line = line
         self._assert_invariants()
         # and symbol addition should be done as well
         self._add_function_params()