Note that {CreateInc,Solib}SymlinkAction may insensitively propagate …

…inputs

If re-executed, these actions will not recreate an output which a
downstream action discovered was lost. Rewinding must traverse across
these actions and their artifacts to reach the actions whose
re-execution will recreate such a lost output.

RELNOTES: None.
PiperOrigin-RevId: 229612553

src/main/java/com/google/devtools/build/lib/rules/cpp/CreateIncSymlinkAction.java

@@ -100,5 +100,10 @@ protected String getRawProgressMessage() {
   public String getMnemonic() {
     return "Symlink";
   }
+
+  @Override
+  public boolean mayInsensitivelyPropagateInputs() {
+    return true;
+  }
 }
 

src/main/java/com/google/devtools/build/lib/rules/cpp/SolibSymlinkAction.java

@@ -228,4 +228,9 @@ public static String getDynamicLibrarySoname(PathFragment libraryPath,
   public boolean shouldReportPathPrefixConflict(ActionAnalysisMetadata action) {
     return false; // Always ignore path prefix conflict for the SolibSymlinkAction.
   }
+
+  @Override
+  public boolean mayInsensitivelyPropagateInputs() {
+    return true;
+  }
 }