Nested initialization list in struct crash fix (#4491)

1 files changed, 4 insertions, 0 deletions

diff --git a/source/slang/slang-check-expr.cpp b/source/slang/slang-check-expr.cpp
index d0b82c6bd..f79e23b42 100644
--- a/source/slang/slang-check-expr.cpp
+++ b/source/slang/slang-check-expr.cpp
@@ -4176,6 +4176,10 @@ namespace Slang
 
     Expr* SemanticsExprVisitor::visitInitializerListExpr(InitializerListExpr* expr)
     {
+        // If we are assigned a type, expr has already been legalized
+        if(expr->type)
+            return expr;
+        
         // When faced with an initializer list, we first just check the sub-expressions blindly.
         // Actually making them conform to a desired type will wait for when we know the desired
         // type based on context.