Fix comments that misspell names of files and classes

	* src/c++11/Makefile.am: Fix comment.
	* src/c++11/Makefile.in: Regenerate.
	* src/c++11/cxx11-ios_failure.cc: Fix comment.
	* src/c++98/ios_failure.cc: Likewise.

From-SVN: r259357

libstdc++-v3/ChangeLog

 2018-04-12  Jonathan Wakely  <jwakely@redhat.com>
 
+	* src/c++11/Makefile.am: Fix comment.
+	* src/c++11/Makefile.in: Regenerate.
+	* src/c++11/cxx11-ios_failure.cc: Fix comment.
+	* src/c++98/ios_failure.cc: Likewise.
+
 	* src/c++11/ios.cc: Remove redundant macro definition.
 
 2018-04-11  Jonathan Wakely  <jwakely@redhat.com>

libstdc++-v3/src/c++11/Makefile.am

@@ -127,7 +127,7 @@ hashtable_c++0x.o: hashtable_c++0x.cc
 	$(CXXCOMPILE) -fimplicit-templates -c $<
 
 if ENABLE_DUAL_ABI
-# Rewrite the type info for __dual_abi_ios_failure.
+# Rewrite the type info for __ios_failure.
 rewrite_ios_failure_typeinfo = sed -e '/^_ZTISt13__ios_failure:$$/{' \
 	-e 'n' \
 	-e 's/_ZTVN10__cxxabiv120__si_class_type_infoE/_ZTVSt19__iosfail_type_info/' \

libstdc++-v3/src/c++11/Makefile.in

@@ -434,7 +434,7 @@ sources = \
 
 libc__11convenience_la_SOURCES = $(sources)  $(inst_sources)
 
-# Rewrite the type info for __dual_abi_ios_failure.
+# Rewrite the type info for __ios_failure.
 @ENABLE_DUAL_ABI_TRUE@rewrite_ios_failure_typeinfo = sed -e '/^_ZTISt13__ios_failure:$$/{' \
 @ENABLE_DUAL_ABI_TRUE@	-e 'n' \
 @ENABLE_DUAL_ABI_TRUE@	-e 's/_ZTVN10__cxxabiv120__si_class_type_infoE/_ZTVSt19__iosfail_type_info/' \

libstdc++-v3/src/c++11/cxx11-ios_failure.cc

@@ -140,7 +140,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
   // __ios_failure can be upcast to the type in a catch handler.
   bool
   __iosfail_type_info::__do_upcast(const __class_type_info *dst_type,
-			        void **obj_ptr) const
+				   void **obj_ptr) const
   {
     // If the handler is for the gcc4-compatible ios::failure type then
     // catch the object stored in __ios_failure::buf instead of
@@ -150,7 +150,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	*obj_ptr = static_cast<__ios_failure*>(*obj_ptr)->buf;
 	return true;
       }
-    // Otherwise proceeed as normal to see if the handler matches.
+    // Otherwise proceed as normal to see if the handler matches.
     return __class_type_info::__do_upcast(dst_type, obj_ptr);
   }
 #else // ! __cpp_rtti

libstdc++-v3/src/c++98/ios_failure.cc

@@ -57,7 +57,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
 #if _GLIBCXX_USE_DUAL_ABI
   // When the dual ABI is enabled __throw_ios_failure() is defined in
-  // src/c++11/ios_failure.cc
+  // src/c++11/cxx11-ios_failure.cc
 #if __cpp_rtti
   // If RTTI is enabled the exception type thrown will use these functions to
   // construct/destroy a gcc4-compatible ios::failure object in a buffer,