[Cogl] [PATCH 3/3] build: Use -Wundef when possible

[Robert Bragg]

This looks good to land to me:

Reviewed-by: Robert Bragg <robert at linux.intel.com>

thanks,
- Robert

On Sat, Dec 29, 2012 at 2:30 PM, Damien Lespiau
<damien.lespiau at gmail.com> wrote:
> From: Damien Lespiau <damien.lespiau at intel.com>
>
> This allows us to catch the use of undefined macros (that default to 0)
> in preprocessor conditionals.
> ---
>  configure.ac |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/configure.ac b/configure.ac
> index 32e95f7..e247bcb 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -300,7 +300,7 @@ AC_ARG_ENABLE(
>
>  MAINTAINER_COMPILER_FLAGS="-Wall -Wcast-align -Wuninitialized
>                             -Wno-strict-aliasing -Wempty-body -Wformat
> -                           -Wformat-security -Winit-self
> +                           -Wformat-security -Winit-self -Wundef
>                             -Wdeclaration-after-statement -Wvla
>                             -Wpointer-arith -Wmissing-declarations"
>
> --
> 1.7.7.5
>
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