Re: [PATCH] meson: Set implicit_include_directories to false

[Paolo Bonzini <pbonzini@redhat.com>]

On 29/04/21 04:43, Katsuhiro Ueno wrote:
> Without this, libvixl cannot be compiled with macOS 11.3 SDK due to
> include file name conflict (usr/include/c++/v1/version conflicts with
> VERSION).
> 
> Signed-off-by: Katsuhiro Ueno <uenobk@gmail.com>
> ---
>   meson.build | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/meson.build b/meson.build
> index c6f4b0cf5e..d007bff8c3 100644
> --- a/meson.build
> +++ b/meson.build
> @@ -2129,6 +2129,7 @@ common_all = common_ss.apply(config_all, strict: false)
>   common_all = static_library('common',
>                               build_by_default: false,
>                               sources: common_all.sources() + genh,
> +                            implicit_include_directories: false,
>                               dependencies: common_all.dependencies(),
>                               name_suffix: 'fa')
> 

Can you include the difference in the include paths (the -I and -iquote 
arguments)?  There are many cases in which we rely on having the current 
source directory in the build path, for example all inclusions of "trace.h".

Paolo