From ac41b9956681d54f4487ff06922017f2753d0c45 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Thu, 19 Nov 2020 01:14:34 -0800
Subject: Fix constant folding in attributes (#1610)

* Fix constant folding in attributes

* remove unnecessary change

* remove unnecessary change

* remove unnecessary change

* Fixed circular checking issue.

* cleanup

* more cleanup

* minimize diff

* minimize diff

* minimize diff
---
 source/slang/slang-check-decl.cpp | 1 +
 source/slang/slang-check-expr.cpp | 1 +
 2 files changed, 2 insertions(+)

(limited to 'source/slang')

diff --git a/source/slang/slang-check-decl.cpp b/source/slang/slang-check-decl.cpp
index e7c2a5853..8c11e538d 100644
--- a/source/slang/slang-check-decl.cpp
+++ b/source/slang/slang-check-decl.cpp
@@ -1017,6 +1017,7 @@ namespace Slang
             // We need to ensure that any variable doesn't introduce
             // a constant with a circular definition.
             //
+            varDecl->setCheckState(DeclCheckState::Checked);
             _validateCircularVarDefinition(varDecl);
         }
         else
diff --git a/source/slang/slang-check-expr.cpp b/source/slang/slang-check-expr.cpp
index 39fd7d1dd..47f5436c5 100644
--- a/source/slang/slang-check-expr.cpp
+++ b/source/slang/slang-check-expr.cpp
@@ -858,6 +858,7 @@ namespace Slang
         if(!initExpr)
             return nullptr;
 
+        ensureDecl(declRef.decl, DeclCheckState::Checked);
         ConstantFoldingCircularityInfo newCircularityInfo(decl, circularityInfo);
         return tryConstantFoldExpr(initExpr, &newCircularityInfo);
     }
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