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From: "egallager at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/109836] -Wpointer-sign should be enabled by default
Date: Sat, 13 May 2023 15:08:51 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109836

Eric Gallager <egallager at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |egallager at gcc dot gnu.o=
rg

--- Comment #4 from Eric Gallager <egallager at gcc dot gnu.org> ---
How about:

diff --git a/gcc/c-family/c.opt b/gcc/c-family/c.opt
index 0d0ad0a6374..f046d91d03b 100644
--- a/gcc/c-family/c.opt
+++ b/gcc/c-family/c.opt
@@ -1178,7 +1178,7 @@ C ObjC C++ ObjC++ Var(warn_pointer_arith) Warning
LangEnabledBy(C ObjC C++ ObjC+
 Warn about function pointer arithmetic.

 Wpointer-sign
-C ObjC Var(warn_pointer_sign) Warning LangEnabledBy(C ObjC,Wall || Wpedant=
ic)
+C ObjC Var(warn_pointer_sign) Warning LangEnabledBy(C ObjC,Wall || Wpedant=
ic
|| Wextra)
 Warn when a pointer differs in signedness in an assignment.

 Wpointer-compare=