[PATCH 3/3] Makefile: set -Wmissing-prototypes on all architechtures (was only on mips)

[Sascha Hauer]

On Tue, Nov 17, 2015 at 03:15:22PM +0300, Sergey Koshechkin wrote:
> Signed-off-by: Sergey Koshechkin <serge.koshechkin at gmail.com>
> ---
>  Makefile           | 2 +-
>  arch/mips/Makefile | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index 1029dc1..9a54a44 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -183,7 +183,7 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
>  
>  HOSTCC       = gcc
>  HOSTCXX      = g++
> -HOSTCFLAGS   = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
> +HOSTCFLAGS   = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer
>  HOSTCXXFLAGS = -O2
>  
>  # Decide whether to build built-in, modular, or both.
> diff --git a/arch/mips/Makefile b/arch/mips/Makefile
> index 75761b5..b003945 100644
> --- a/arch/mips/Makefile
> +++ b/arch/mips/Makefile
> @@ -12,7 +12,7 @@ endif
>  CPPFLAGS += -D__MIPS__ -fno-strict-aliasing -fno-merge-constants
>  
>  cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
> -cflags-y += -Wall -Wmissing-prototypes -Wstrict-prototypes \

You are removing this from cflags, but adding to HOSTCFLAGS above, these
variables are not equivalent. You should add to CFLAGS instead. Now I
know why I haven't seen these warnings from the host tools before.

Sascha

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