1 files changed, 1 insertions, 1 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/CcLibraryHelper.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcLibraryHelper.java
index ca2595d4ef..4f540224ff 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/cpp/CcLibraryHelper.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcLibraryHelper.java
@@ -197,7 +197,7 @@ public final class CcLibraryHelper {
         CcLinkingOutputs linkingOutputs,
         CcLinkingOutputs linkingOutputsExcludingPrecompiledLibraries,
         CppCompilationContext context) {
-      this.providers = providers.toBuilder();
+      this.providers = new TransitiveInfoProviderMapBuilder().addAll(providers);
       this.outputGroups = ImmutableMap.copyOf(outputGroups);
       this.compilationOutputs = compilationOutputs;
       this.linkingOutputs = linkingOutputs;