Document that -Wreturn-type is enabled by default for C++

	* doc/invoke.texi (-Wreturn-type): Document default status for C++.

From-SVN: r259679

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e0e06a092ef645a63577e15f4477e0eb8f6dcc38..0ae93fd322e3a939d1cbb8f08269a794aa951127 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2018-04-26  Jonathan Wakely  <jwakely@redhat.com>
+
+       * doc/invoke.texi (-Wreturn-type): Document default status for C++.
+
 2018-04-26  Tom de Vries  <tom@codesourcery.com>
 
        PR target/84952

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 9c7fe187f4837a4b9f8bdc03bf803af706d274b3..444159178a76e58f3fbcc4d1c7de981c4fddc623 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -4783,7 +4783,7 @@ For C++, a function without return type always produces a diagnostic
 message, even when @option{-Wno-return-type} is specified.  The only
 exceptions are @code{main} and functions defined in system headers.
 
-This warning is enabled by @option{-Wall}.
+This warning is enabled by default for C++ and is enabled by @option{-Wall}.
 
 @item -Wshift-count-negative
 @opindex Wshift-count-negative