Index: src/post/Makefile.am
--- src/post/Makefile.am.orig
+++ src/post/Makefile.am
@@ -97,7 +97,7 @@ libdeinterlaceplugins_O1_la_SOURCES = \
 	deinterlace/plugins/kdetv_greedyh.c \
 	$(debug_sources)
 libdeinterlaceplugins_O1_la_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_srcdir)/src/post/deinterlace
-libdeinterlaceplugins_O1_la_CFLAGS = $(O1_CFLAGS) $(VISIBILITY_FLAG)
+libdeinterlaceplugins_O1_la_CFLAGS = $(DEFAULT_OCFLAGS) $(VISIBILITY_FLAG)
 libdeinterlaceplugins_O1_la_LDFLAGS =
 
 libdeinterlaceplugins_la_SOURCES = \
@@ -147,7 +147,7 @@ endif
 if ARCH_X86
 PLANAR_X86_LIB = libpost_planar_x86.la
 libpost_planar_x86_la_SOURCES = planar/x86/noise.c planar/x86/noise.h
-libpost_planar_x86_la_CFLAGS  = $(O1_CFLAGS) -fomit-frame-pointer $(VISIBILITY_FLAG)
+libpost_planar_x86_la_CFLAGS  = $(DEFAULT_OCFLAGS) -fomit-frame-pointer $(VISIBILITY_FLAG)
 libpost_planar_x86_la_LDFLAGS =
 noinst_LTLIBRARIES += $(PLANAR_X86_LIB)
 endif
