From 1c9b33157322751c456bf7abbd386edccf4413c3 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Sat, 14 Jan 2023 22:50:57 -0800
Subject: Support custom backward derivative attribute. (#2594)

---
 source/slang/slang-check-decl.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'source/slang/slang-check-decl.cpp')

diff --git a/source/slang/slang-check-decl.cpp b/source/slang/slang-check-decl.cpp
index f016ae3d8..a535ba104 100644
--- a/source/slang/slang-check-decl.cpp
+++ b/source/slang/slang-check-decl.cpp
@@ -6918,6 +6918,8 @@ namespace Slang
         // has an associated derivative function.
         if (func->findModifier<BackwardDifferentiableAttribute>())
             return true;
+        if (func->findModifier<BackwardDerivativeAttribute>())
+            return true;
         for (auto assocDecl : getAssociatedDeclsForDecl(func))
         {
             switch (assocDecl.kind)
-- 
cgit v1.2.3