[PATCH] bsps/arm: fix nested extern decl. warnings brought by CMSIS files update

[Karel Gardas]

---
 bsps/arm/include/cmsis_gcc.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bsps/arm/include/cmsis_gcc.h b/bsps/arm/include/cmsis_gcc.h
index 4f0762d6dc..9e867348d2 100644
--- a/bsps/arm/include/cmsis_gcc.h
+++ b/bsps/arm/include/cmsis_gcc.h
@@ -30,7 +30,9 @@
 #pragma GCC diagnostic ignored "-Wsign-conversion"
 #pragma GCC diagnostic ignored "-Wconversion"
 #pragma GCC diagnostic ignored "-Wunused-parameter"
-
+#ifdef __rtems__
+#pragma GCC diagnostic ignored "-Wnested-externs"
+#endif /* __rtems__ */
 /* Fallback for __has_builtin */
 #ifndef __has_builtin
   #define __has_builtin(x) (0)
-- 
2.25.1