ChangeLog | 4 ++++
lib/glthread/thread.h | 6 ++++++
2 files changed, 10 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index 3544972..fbd47fc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2013-05-15 Paul Eggert <egg...@cs.ucla.edu>
+ thread: port --enable-gcc-warnings to clang
+ * lib/glthread/thread.h [__clang__ && USE_POSIX_THREADS_WEAK]:
+ Include <signal.h>, to pacify a warning about pthread_sigmask.
+
stdio: use __REDIRECT for fwrite, fwrite_unlocked
* lib/stdio.in.h (fwrite):
When working around bug 11959, use __REDIRECT rather than '#define
diff --git a/lib/glthread/thread.h b/lib/glthread/thread.h
index 166a50c..e52b615 100644
--- a/lib/glthread/thread.h
+++ b/lib/glthread/thread.h
@@ -120,7 +120,13 @@ extern int glthread_in_use (void);
address of a function in libpthread that we don't use. */
# pragma weak pthread_create
+
+# ifdef __clang__
+ /* Without this, clang complains that pthread_sigmask is never declared. */
+# include <signal.h>
+# endif
# pragma weak pthread_sigmask
+
# pragma weak pthread_join
# ifndef pthread_self
# pragma weak pthread_self
--
1.7.11.7
