1 files changed, 5 insertions, 0 deletions
diff --git a/source/slang/emit.h b/source/slang/emit.h
index da1ac9f08..5d546bdf4 100644
--- a/source/slang/emit.h
+++ b/source/slang/emit.h
@@ -12,6 +12,11 @@ namespace Slang
     class ProgramLayout;
     class TranslationUnitRequest;
 
+    struct ExtensionUsageTracker;
+    void requireGLSLExtension(
+        ExtensionUsageTracker*  tracker,
+        String const&           name);
+
     // Emit code for a single entry point, based on
     // the input translation unit.
     String emitEntryPoint(