If krb5int_pthread_loaded is a function and we're using gcc, give it 'const' attribute

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@20637 dc483132-0cff-0310-8789-dd5450dbe970

diff --git a/src/include/k5-thread.h b/src/include/k5-thread.h
index ac356edf5e07153a0126cab973b222f42d35a8cd..4122c8151139e3eb99d3b2d633ade4b51f43da2f 100644 (file)
--- a/src/include/k5-thread.h
+++ b/src/include/k5-thread.h
@@ -441,7 +441,12 @@ typedef k5_os_nothread_mutex k5_os_mutex;
 # pragma weak pthread_mutex_init
 # pragma weak pthread_self
 # pragma weak pthread_equal
-extern int krb5int_pthread_loaded(void);
+extern int krb5int_pthread_loaded(void)
+#ifdef __GNUC__
+     /* We should always get the same answer for the life of the process.  */
+     __attribute__((const))
+#endif
+     ;
 # define K5_PTHREADS_LOADED    (krb5int_pthread_loaded())
 #else
 /* no pragma weak support */