make CompileRequest retain specailized IR module.

This is to workaround with the issue that the Types returned in ProgramLayout may reference to IRWitnessTables via GlobalGenericParamSubstitution.

1 files changed, 2 insertions, 0 deletions

diff --git a/source/slang/compiler.h b/source/slang/compiler.h
index b1cebc2a1..845de5c81 100644
--- a/source/slang/compiler.h
+++ b/source/slang/compiler.h
@@ -313,6 +313,8 @@ namespace Slang
         // Map from the logical name of a module to its definition
         Dictionary<Name*, RefPtr<LoadedModule>> mapNameToLoadedModules;
 
+        // The resulting specialized IR module for each entry point request
+        List<RefPtr<IRModule>> compiledModules;
 
         CompileRequest(Session* session);