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-rw-r--r--Makeconfig5
1 files changed, 3 insertions, 2 deletions
diff --git a/Makeconfig b/Makeconfig
index d70c4795ef..1ef0cc571d 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -564,8 +564,9 @@ endif # $(+cflags) == ""
libio-include = -I$(..)libio
# These are the variables that the implicit compilation rules use.
-CPPFLAGS = $(+includes) $(defines) -include $(..)include/libc-symbols.h \
- $(sysdep-CPPFLAGS) $(CPPFLAGS-$(suffix $@)) $(CPPFLAGS-$(<F)) \
+CPPFLAGS = $($(subdir)-CPPFLAGS) $(+includes) $(defines) \
+ -include $(..)include/libc-symbols.h $(sysdep-CPPFLAGS) \
+ $($(subdir)-CPPFLAGS) $(CPPFLAGS-$(suffix $@)) $(CPPFLAGS-$(<F)) \
$(CPPFLAGS-$(@F))
override CFLAGS = $(filter-out %frame-pointer,$(+cflags)) $(sysdep-CFLAGS) \
$(CFLAGS-$(suffix $@)) $(CFLAGS-$(<F)) $(CFLAGS-$(@F))