document riscv64 support in INSTALL document

[android-x86/external-musl-libc.git] / include / stdalign.h

diff --git a/include/stdalign.h b/include/stdalign.h
index b6e50ae..2cc94be 100644 (file)
--- a/include/stdalign.h
+++ b/include/stdalign.h
@@ -1,6 +1,8 @@
 #ifndef _STDALIGN_H
 #define _STDALIGN_H
 
+#ifndef __cplusplus
+
 /* this whole header only works in C11 or with compiler extensions */
 #if __STDC_VERSION__ < 201112L && defined( __GNUC__)
 #define _Alignas(t) __attribute__((__aligned__(t)))
@@ -9,6 +11,9 @@
 
 #define alignas _Alignas
 #define alignof _Alignof
+
+#endif
+
 #define __alignas_is_defined 1
 #define __alignof_is_defined 1