Add some more 'noreturn' annotations

Methods which longjump, unconditionally raise an
exception, or call _exit()  cannot return control
to the caller so should be annotated with 'noreturn'

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/client/canvas.h b/client/canvas.h
index cd6a89b9..77025687 100644
--- a/client/canvas.h
+++ b/client/canvas.h
@@ -252,7 +252,7 @@ public:
 /* TODO: unite with the window debug callbacks? */
 class GlzDecoderCanvasDebug: public GlzDecoderDebug {
 public:
-    virtual void error(const std::string& str)
+    virtual SPICE_GNUC_NORETURN void error(const std::string& str)
     {
         throw Exception(str);
     }