1 files changed, 4 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/CcCommon.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcCommon.java
index 71a05ab92c..e169c4fbb2 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/cpp/CcCommon.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcCommon.java
@@ -897,6 +897,7 @@ public final class CcCommon {
     boolean isFdo = fdoMode != FdoMode.OFF && toolchain.getCompilationMode() == CompilationMode.OPT;
     if (isFdo
         && fdoMode != FdoMode.AUTO_FDO
+        && fdoMode != FdoMode.XBINARY_FDO
         && !allUnsupportedFeatures.contains(CppRuleClasses.FDO_OPTIMIZE)) {
       allFeatures.add(CppRuleClasses.FDO_OPTIMIZE);
       // For LLVM, support implicit enabling of ThinLTO for FDO unless it has been
@@ -913,6 +914,9 @@ public final class CcCommon {
         allFeatures.add(CppRuleClasses.ENABLE_AFDO_THINLTO);
       }
     }
+    if (isFdo && fdoMode == FdoMode.XBINARY_FDO) {
+      allFeatures.add(CppRuleClasses.XBINARYFDO);
+    }
     if (cppConfiguration.getFdoPrefetchHintsLabel() != null) {
       allRequestedFeaturesBuilder.add(CppRuleClasses.FDO_PREFETCH_HINTS);
     }