Only build the imgresample test if the old scaler was enabled.

Originally committed as revision 15941 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/Makefile

@@ -489,7 +489,8 @@ OBJS-$(HAVE_VIS)                       += sparc/dsputil_vis.o           \
                                           sparc/simple_idct_vis.o       \
 
 
-TESTS = $(addsuffix -test$(EXESUF), cabac dct eval fft h264 imgresample rangecoder snow)
+TESTS = $(addsuffix -test$(EXESUF), cabac dct eval fft h264 rangecoder snow)
+TESTS-$(CONFIG_OLDSCALER) += imgresample$(EXESUF)
 TESTS-$(ARCH_X86) += i386/cpuid-test$(EXESUF) motion-test$(EXESUF)
 
 CLEANFILES = apiexample$(EXESUF)