Do nothing if compiled as C++.

From-SVN: r9955

diff --git a/gcc/ginclude/iso646.h b/gcc/ginclude/iso646.h
index 60e7e60a0a35c749bcf8f0b450b67e69f6594682..77ebdd30c4dd4996aec3f45ceb559e0edbb3aa83 100644 (file)
--- a/gcc/ginclude/iso646.h
+++ b/gcc/ginclude/iso646.h
@@ -1,5 +1,6 @@
 /* Macros for C programs written in national variants of ISO 646.  */
 
+#ifndef __cplusplus
 #define and    &&
 #define and_eq &=
 #define bitand &
@@ -11,3 +12,4 @@
 #define or_eq  |=
 #define xor    ^
 #define xor_eq ^=
+#endif