raise tests: Avoid a GCC warning.

* tests/test-raise.c (handler): Use _Noreturn.

diff --git a/ChangeLog b/ChangeLog
index e21b9ef..e3ef62d 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-10-07  Bernhard Voelker  <mail@bernhard-voelker.de>
+
+       raise tests: Avoid a GCC warning.
+       * tests/test-raise.c (handler): Use _Noreturn.
+
 2011-10-07  Bruno Haible  <bruno@clisp.org>
 
        Tests for module 'ldexpf'.

diff --git a/tests/test-raise.c b/tests/test-raise.c
index 38c2353..85d076e 100644 (file)
--- a/tests/test-raise.c
+++ b/tests/test-raise.c
@@ -25,7 +25,10 @@ SIGNATURE_CHECK (raise, int, (int));
 
 #include "macros.h"
 
-static void
+/* It is safe to use _Noreturn here: exit() never returns, and GCC knows that
+   exit() is a non-returning function, even on platforms where its declaration
+   in <stdlib.h> does not have the 'noreturn' attribute.  */
+static _Noreturn void
 handler (int sig)
 {
   exit (0);