From fbbd7f0d5cc93da83440ad81df81d1eb296a47e1 Mon Sep 17 00:00:00 2001
From: Hans Goudey <h.goudey@me.com>
Date: Tue, 4 Oct 2022 22:11:02 -0500
Subject: Fix: Crash when reininitializing empty generic array

Noticed this while developing new code that used GArray.
---
 source/blender/blenlib/tests/BLI_generic_array_test.cc | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'source/blender/blenlib/tests')

diff --git a/source/blender/blenlib/tests/BLI_generic_array_test.cc b/source/blender/blenlib/tests/BLI_generic_array_test.cc
index 25e08f59f94..8e32430eede 100644
--- a/source/blender/blenlib/tests/BLI_generic_array_test.cc
+++ b/source/blender/blenlib/tests/BLI_generic_array_test.cc
@@ -114,4 +114,13 @@ TEST(generic_array, InContainer)
   }
 }
 
+TEST(generic_array, ReinitEmpty)
+{
+  GArray<> array(CPPType::get<int>());
+  array.reinitialize(10);
+  array.as_mutable_span().typed<int>()[9] = 7;
+  EXPECT_EQ(array.size(), 10);
+  EXPECT_EQ(array.as_span().typed<int>()[9], 7);
+}
+
 }  // namespace blender::tests
-- 
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