cstdio: Add comment about LWG 2249.

2013-05-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/c_global/cstdio: Add comment about LWG 2249.
	* include/c_std/cstdio: Likewise.

From-SVN: r198512

libstdc++-v3/ChangeLog

+2013-05-02  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	* include/c_global/cstdio: Add comment about LWG 2249.
+	* include/c_std/cstdio: Likewise.
+
 2013-04-28  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
 	* include/bits/hashtable_policy.h (_Hashtable_ebo_helper): Fix

libstdc++-v3/include/c_global/cstdio

@@ -119,6 +119,7 @@ namespace std
   using ::getc;
   using ::getchar;
 #if __cplusplus <= 201103L
+  // LWG 2249
   using ::gets;
 #endif
   using ::perror;

libstdc++-v3/include/c_std/cstdio

@@ -120,6 +120,7 @@ namespace std
   using ::getc;
   using ::getchar;
 #if __cplusplus <= 201103L
+  // LWG 2249
   using ::gets;
 #endif
   using ::perror;