diff --git a/modules/juce_core/system/juce_CompilerSupport.h b/modules/juce_core/system/juce_CompilerSupport.h
index 52cb15b258..7a6c4df60f 100644
--- a/modules/juce_core/system/juce_CompilerSupport.h
+++ b/modules/juce_core/system/juce_CompilerSupport.h
@@ -74,17 +74,11 @@
   #define JUCE_DELETED_FUNCTION = delete
  #endif
 
- #if (JUCE_MAC && defined (MAC_OS_X_VERSION_10_8) && MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_8) \
-       || (JUCE_IOS && defined (__IPHONE_7_0) && __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_7_0) \
-       || ! (JUCE_MAC || JUCE_IOS)
-  #define JUCE_NOT_OSX10_8_OR_EARLIER 1
- #endif
-
- #if __has_feature (cxx_lambdas) && JUCE_NOT_OSX10_8_OR_EARLIER
+ #if __has_feature (cxx_lambdas) && (defined (_LIBCPP_VERSION) || ! (JUCE_MAC || JUCE_IOS))
   #define JUCE_COMPILER_SUPPORTS_LAMBDAS 1
  #endif
 
- #if __has_feature (cxx_generalized_initializers) && JUCE_NOT_OSX10_8_OR_EARLIER
+ #if __has_feature (cxx_generalized_initializers) && (defined (_LIBCPP_VERSION) || ! (JUCE_MAC || JUCE_IOS))
   #define JUCE_COMPILER_SUPPORTS_INITIALIZER_LISTS 1
  #endif