c++config (_GLIBCXX_NOTHROW): Update for noexcept.

2011-05-24  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/c++config (_GLIBCXX_NOTHROW): Update for noexcept.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error
	line number.

From-SVN: r174107

libstdc++-v3/ChangeLog

+2011-05-24  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	* include/bits/c++config (_GLIBCXX_NOTHROW): Update for noexcept.
+	* testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error
+	line number.
+
 2011-05-23  Benjamin Kosnik  <bkoz@redhat.com>
 
 	PR libstdc++/37144

libstdc++-v3/include/bits/c++config

@@ -52,10 +52,9 @@
 # define _GLIBCXX_NORETURN __attribute__ ((__noreturn__))
 #endif
 
+// See below for C++
 #ifndef _GLIBCXX_NOTHROW
-# ifdef __cplusplus
-#  define _GLIBCXX_NOTHROW throw()
-# else
+# ifndef __cplusplus
 #  define _GLIBCXX_NOTHROW __attribute__((__nothrow__))
 # endif
 #endif
@@ -110,6 +109,10 @@
 # endif
 #endif
 
+#ifndef _GLIBCXX_NOTHROW
+# define _GLIBCXX_NOTHROW _GLIBCXX_USE_NOEXCEPT
+#endif
+
 // Macro for extern template, ie controling template linkage via use
 // of extern keyword on template declaration. As documented in the g++
 // manual, it inhibits all implicit instantiations and is used

libstdc++-v3/testsuite/ext/profile/mutex_extensions_neg.cc

@@ -25,4 +25,4 @@
 
 #include <vector>
 
-// { dg-error "multiple inlined namespaces" "" { target *-*-* } 252 }
+// { dg-error "multiple inlined namespaces" "" { target *-*-* } 255 }