Applied noexcept to everything in [diagnostics] (Chapter 19)

llvm-svn: 132137
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: a62f28994c1b70083338e5f61c1e36db33d49b18
diff --git a/src/ios.cpp b/src/ios.cpp
index e7153cb..bca15fb 100644
--- a/src/ios.cpp
+++ b/src/ios.cpp
@@ -38,12 +38,12 @@
     : public __do_message
 {
 public:
-    virtual const char* name() const;
+    virtual const char* name() const _NOEXCEPT;
     virtual string message(int ev) const;
 };
 
 const char*
-__iostream_category::name() const
+__iostream_category::name() const _NOEXCEPT
 {
     return "iostream";
 }