diff --git a/core/clang/config.mk b/core/clang/config.mk
index 72a880f..60889e7 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -43,6 +43,11 @@
 CLANG_CONFIG_EXTRA_CFLAGS += \
   -Werror=int-conversion
 
+# Disable overly aggressive warning for macros defined with a leading underscore
+# This happens in AndroidConfig.h, which is included nearly everywhere.
+CLANG_CONFIG_EXTRA_CFLAGS += \
+  -Wno-reserved-id-macro
+
 # Workaround for ccache with clang.
 # See http://petereisentraut.blogspot.com/2011/05/ccache-and-clang.html.
 CLANG_CONFIG_EXTRA_CFLAGS += \