Don't inline callees with custom derivative before autodiff. (#3196)

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/source/slang/slang-ir-inline.h b/source/slang/slang-ir-inline.h
index 6eb3a1bb1..fe050b7b9 100644
--- a/source/slang/slang-ir-inline.h
+++ b/source/slang/slang-ir-inline.h
@@ -21,6 +21,9 @@ namespace Slang
 
         /// Inline any call sites to functions marked `[ForceInline]` inside `func`.
     bool performForceInlining(IRGlobalValueWithCode* func);
+    
+        /// Perform force inlining of functions that does not have custom derivatives.
+    bool performPreAutoDiffForceInlining(IRGlobalValueWithCode* func);
 
         /// Inline calls to functions that returns a resource/sampler via either return value or output parameter.
     void performGLSLResourceReturnFunctionInlining(IRModule* module);