1 files changed, 3 insertions, 6 deletions
diff --git a/source/slang/slang-ir-lower-generics.cpp b/source/slang/slang-ir-lower-generics.cpp
index 95046787a..ea45ecfff 100644
--- a/source/slang/slang-ir-lower-generics.cpp
+++ b/source/slang/slang-ir-lower-generics.cpp
@@ -24,8 +24,7 @@ namespace Slang
         uint32_t id = 0;
         for (auto rtti : sharedContext->mapTypeToRTTIObject)
         {
-            IRBuilder builder;
-            builder.sharedBuilder = &sharedContext->sharedBuilderStorage;
+            IRBuilder builder(sharedContext->sharedBuilderStorage);
             builder.setInsertBefore(rtti.Value);
             IRUse* nextUse = nullptr;
             auto uint2Type = builder.getVectorType(
@@ -56,8 +55,7 @@ namespace Slang
             case kIROp_WitnessTableIDType:
             case kIROp_RTTIHandleType:
                 {
-                    IRBuilder builder;
-                    builder.sharedBuilder = &sharedContext->sharedBuilderStorage;
+                    IRBuilder builder(sharedContext->sharedBuilderStorage);
                     builder.setInsertBefore(inst);
                     auto uint2Type = builder.getVectorType(
                         builder.getUIntType(), builder.getIntValue(builder.getIntType(), 2));
@@ -74,8 +72,7 @@ namespace Slang
     // Remove all interface types from module.
     void cleanUpInterfaceTypes(SharedGenericsLoweringContext* sharedContext)
     {
-        IRBuilder builder;
-        builder.sharedBuilder = &sharedContext->sharedBuilderStorage;
+        IRBuilder builder(sharedContext->sharedBuilderStorage);
         builder.setInsertInto(sharedContext->module->getModuleInst());
         auto dummyInterfaceObj = builder.getIntValue(builder.getIntType(), 0);
         List<IRInst*> interfaceInsts;