diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi

index 3419483c532..a2a6b1c98be 100644

--- a/gcc/doc/invoke.texi

+++ b/gcc/doc/invoke.texi

@@ -255,7 +255,7 @@ in the following sections.

 -Wno-inherited-variadic-ctor  -Wno-init-list-lifetime @gol

 -Winvalid-imported-macros @gol

 -Wno-invalid-offsetof  -Wno-literal-suffix @gol

--Wno-mismatched-new-delete -Wmismatched-tags @gol

+-Wmismatched-new-delete -Wmismatched-tags @gol

 -Wmultiple-inheritance  -Wnamespaces  -Wnarrowing @gol

 -Wnoexcept  -Wnoexcept-type  -Wnon-virtual-dtor @gol

 -Wpessimizing-move  -Wno-placement-new  -Wplacement-new=@var{n} @gol

@@ -3966,7 +3966,7 @@ The warning is inactive inside a system header file, such as the STL, so

 one can still use the STL.  One may also instantiate or specialize

 templates.

-@item -Wno-mismatched-new-delete @r{(C++ and Objective-C++ only)}

+@item -Wmismatched-new-delete @r{(C++ and Objective-C++ only)}

 @opindex Wmismatched-new-delete

 @opindex Wno-mismatched-new-delete

 Warn for mismatches between calls to @code{operator new} or @code{operator

@@ -3998,7 +3998,7 @@ The related option @option{-Wmismatched-dealloc} diagnoses mismatches

 involving allocation and deallocation functions other than @code{operator

 new} and @code{operator delete}.

-@option{-Wmismatched-new-delete} is enabled by default.

+@option{-Wmismatched-new-delete} is included in @option{-Wall}.

 @item -Wmismatched-tags @r{(C++ and Objective-C++ only)}

 @opindex Wmismatched-tags

@@ -5543,6 +5543,8 @@ Options} and @ref{Objective-C and Objective-C++ Dialect Options}.

 -Wmemset-elt-size @gol

 -Wmemset-transposed-args @gol

 -Wmisleading-indentation @r{(only for C/C++)} @gol

+-Wmismatched-dealloc @gol

+-Wmismatched-new-delete @r{(only for C/C++)} @gol

 -Wmissing-attributes @gol

 -Wmissing-braces @r{(only for C/ObjC)} @gol

 -Wmultistatement-macros  @gol

@@ -6428,7 +6430,7 @@ Ignoring the warning can result in poorly optimized code.

 disable the warning, but this is not recommended and should be done only

 when non-existent profile data is justified.

-@item -Wno-mismatched-dealloc

+@item -Wmismatched-dealloc

 @opindex Wmismatched-dealloc

 @opindex Wno-mismatched-dealloc

@@ -6461,7 +6463,7 @@ void f (void)

 In C++, the related option @option{-Wmismatched-new-delete} diagnoses

 mismatches involving either @code{operator new} or @code{operator delete}.

-Option @option{-Wmismatched-dealloc} is enabled by default.

+Option @option{-Wmismatched-dealloc} is included in @option{-Wall}.

 @item -Wmultistatement-macros

 @opindex Wmultistatement-macros

@@ -7951,9 +7953,9 @@ Warnings controlled by the option can be disabled either by specifying

 Disable @option{-Wframe-larger-than=} warnings.  The option is equivalent

 to @option{-Wframe-larger-than=}@samp{SIZE_MAX} or larger.

-@item -Wno-free-nonheap-object

-@opindex Wno-free-nonheap-object

+@item -Wfree-nonheap-object

 @opindex Wfree-nonheap-object

+@opindex Wno-free-nonheap-object

 Warn when attempting to deallocate an object that was either not allocated

 on the heap, or by using a pointer that was not returned from a prior call

 to the corresponding allocation function.  For example, because the call

@@ -7970,7 +7972,7 @@ void f (char *p)

 @}

 @end smallexample

-@option{-Wfree-nonheap-object} is enabled by default.

+@option{-Wfree-nonheap-object} is included in @option{-Wall}.

 @item -Wstack-usage=@var{byte-size}

 @opindex Wstack-usage