diff --git a/Makefile.rules b/Makefile.rules
index 05b9689973b..6ab6e959b42 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -320,11 +320,8 @@ ifeq ($(ENABLE_PROFILING),1)
 endif
 
 ifeq ($(ENABLE_VISIBILITY_INLINES_HIDDEN),1)
-# FIXME: clang's -fvisibility-inlines-hidden is broken for shared libs. PR11642.
-ifneq ($(ENABLE_SHARED),1)
     CXX.Flags += -fvisibility-inlines-hidden
 endif
-endif
 
 ifdef ENABLE_EXPENSIVE_CHECKS
   # GNU libstdc++ uses RTTI if you define _GLIBCXX_DEBUG, which we did above.