[U-Boot] [PATCH v3 4/6] armv7: Use -march=armv7-a and thereby enable Thumb-2

Mike Frysinger
2012-02-23T15:05:00Z

On Thursday 23 February 2012 09:06:04 Aneesh V wrote:
> --- a/arch/arm/cpu/armv7/config.mk
> +++ b/arch/arm/cpu/armv7/config.mk
>
> -# Make ARMv5 to allow more compilers to work, even though its v7a.
> -PLATFORM_CPPFLAGS += -march=armv5
> +# If armv7-a is not supported by GCC fall-back to armv5, which is
> +# supported by more tool-chains
> +PLATFORM_CPPFLAGS += $(call cc-option, -march=armv7-a, -march=armv5)

NAK: you need to use ":=" before "+=":
PF_CPPFLAGS_MARCH := $(call cc-option, -march=armv7-a, -march=armv5)
PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_MARCH)
-mike
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