the expansion of findstring and rtcd_dep_template_CONFIG_ASM_ABIS needs
to be deferred until the block is parsed as makefile syntax rather than
eval time where rtcd_dep_template_CONFIG_ASM_ABIS will be unset. this
ensures vpx_config.asm is properly created.
Change-Id: I7c38c6c082da78397936467482789dd468adc316
$$(rtcd_dep_template_SRCS): vpx_dsp_rtcd.h
rtcd_dep_template_CONFIG_ASM_ABIS := x86 x86_64 armeabi-v7a
-ifneq ($(findstring $(TARGET_ARCH_ABI),$(rtcd_dep_template_CONFIG_ASM_ABIS)),)
+ifneq ($$(findstring $(TARGET_ARCH_ABI),$$(rtcd_dep_template_CONFIG_ASM_ABIS)),)
$$(rtcd_dep_template_SRCS): vpx_config.asm
endif
endef