From 2f68f98a3d7d41c1daac07afab622c34f5c1b8d4 Mon Sep 17 00:00:00 2001 From: kaizhangNV <149626564+kaizhangNV@users.noreply.github.com> Date: Mon, 18 Aug 2025 12:30:10 -0400 Subject: Fix issue of double lowering issue a differentiable function (#8182) Close #8054. For detailed root cause is at: https://github.com/shader-slang/slang/issues/8054#issuecomment-3189579508 --- source/slang/slang-lower-to-ir.cpp | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'source') diff --git a/source/slang/slang-lower-to-ir.cpp b/source/slang/slang-lower-to-ir.cpp index 52d24ff7d..8e1f85f8e 100644 --- a/source/slang/slang-lower-to-ir.cpp +++ b/source/slang/slang-lower-to-ir.cpp @@ -10756,6 +10756,11 @@ struct DeclLoweringVisitor : DeclVisitor }); } + // Register the value now, to avoid any possible infinite recursion when lowering the body + // or attributes. + IRFunc* irFunc = subBuilder->createFunc(); + context->setGlobalValue(decl, LoweredValInfo::simple(findOuterMostGeneric(irFunc))); + FuncDeclBaseTypeInfo info; _lowerFuncDeclBaseTypeInfo( subContext, @@ -10763,15 +10768,10 @@ struct DeclLoweringVisitor : DeclVisitor info); // need to create an IR function here - - IRFunc* irFunc = subBuilder->createFunc(); addNameHint(subContext, irFunc, decl); addLinkageDecoration(subContext, irFunc, decl); maybeAddDebugLocationDecoration(subContext, irFunc); - // Register the value now, to avoid any possible infinite recursion when lowering the body - // or attributes. - context->setGlobalValue(decl, LoweredValInfo::simple(findOuterMostGeneric(irFunc))); // Always force inline diff setter accessor to prevent downstream compiler from complaining // fields are not fully initialized for the first `inout` parameter. -- cgit v1.2.3