1 files changed, 6 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/CppModuleMapAction.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/CppModuleMapAction.java
index a350fc4618..a503f1f8d8 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/cpp/CppModuleMapAction.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/CppModuleMapAction.java
@@ -149,8 +149,14 @@ public class CppModuleMapAction extends AbstractFileWriteAction {
     for (CppModuleMap dep : dependencies) {
       f.addPath(dep.getArtifact().getExecPath());
     }
+    f.addInt(additionalExportedHeaders.size());
+    for (PathFragment path : additionalExportedHeaders) {
+      f.addPath(path);
+    }
     f.addPath(cppModuleMap.getArtifact().getExecPath());
     f.addString(cppModuleMap.getName());
+    f.addBoolean(moduleMapHomeIsCwd);
+    f.addBoolean(compiledModule);
     return f.hexDigestAndReset();
   }