[Spice-devel] [PATCH v2 1/2] Fix clang build error on [[noreturn]]

Christophe Fergeau cfergeau at redhat.com
Wed Jul 18 08:49:34 UTC 2018


Acked-by: Christophe Fergeau <cfergeau at redhat.com>

On Tue, Jul 17, 2018 at 05:56:14PM +0200, Christophe de Dinechin wrote:
> From: Christophe de Dinechin <dinechin at redhat.com>
> 
> The [[noreturn]] attribute must be visible from call sites.
> This is a hard error in clang:
> 
> cursor-updater.cpp:77:3: error: function declared '[[noreturn]]' after its first declaration
> [[noreturn]] void CursorUpdater::operator()()
>  ^
> ./cursor-updater.hpp:24:10: note: declaration missing '[[noreturn]]' attribute is here
>    void operator()();
>         ^
> 1 error generated.
> 
> Signed-off-by: Christophe de Dinechin <dinechin at redhat.com>
> ---
>  src/cursor-updater.cpp | 2 +-
>  src/cursor-updater.hpp | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/src/cursor-updater.cpp b/src/cursor-updater.cpp
> index 8f65e83..9f39c7b 100644
> --- a/src/cursor-updater.cpp
> +++ b/src/cursor-updater.cpp
> @@ -74,7 +74,7 @@ CursorUpdater::CursorUpdater(StreamPort *stream_port) : stream_port(stream_port)
>      XFixesSelectCursorInput(display, DefaultRootWindow(display), XFixesDisplayCursorNotifyMask);
>  }
>  
> -[[noreturn]] void CursorUpdater::operator()()
> +void CursorUpdater::operator()()
>  {
>      unsigned long last_serial = 0;
>  
> diff --git a/src/cursor-updater.hpp b/src/cursor-updater.hpp
> index d5f00af..6dbadac 100644
> --- a/src/cursor-updater.hpp
> +++ b/src/cursor-updater.hpp
> @@ -21,7 +21,7 @@ class CursorUpdater
>  public:
>      CursorUpdater(StreamPort *stream_port);
>  
> -    void operator()();
> +    [[noreturn]] void operator()();
>  
>  private:
>      StreamPort *stream_port;
> -- 
> 2.13.5 (Apple Git-94)
> 
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> Spice-devel at lists.freedesktop.org
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