From bd4cbc61a6f8acf9cc79c6cb90a4abeb504b6ab8 Mon Sep 17 00:00:00 2001
From: Wolfgang Thaller <wolfgang.thaller@gmx.net>
Date: Sat, 14 May 2022 01:19:16 +0200
Subject: [PATCH] add option -fmetrowerks-abi (unimplemented)

---
 gcc/gcc/c-family/c.opt | 3 +++
 gcc/gcc/cp/mangle.c    | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/gcc/gcc/c-family/c.opt b/gcc/gcc/c-family/c.opt
index 916cc67b45..32c8fb1114 100644
--- a/gcc/gcc/c-family/c.opt
+++ b/gcc/gcc/c-family/c.opt
@@ -1254,6 +1254,9 @@ fabi-compat-version=
 C++ ObjC++ Joined RejectNegative UInteger Var(flag_abi_compat_version) Init(-1)
 The version of the C++ ABI used for -Wabi warnings and link compatibility aliases.
 
+fmetrowerks-abi
+C++ ObjC++ Var(flag_metrowerks_abi)
+
 faccess-control
 C++ ObjC++ Var(flag_access_control) Init(1)
 Enforce class member access control semantics.
diff --git a/gcc/gcc/cp/mangle.c b/gcc/gcc/cp/mangle.c
index a5fd66fe0d..bf7e12f34d 100644
--- a/gcc/gcc/cp/mangle.c
+++ b/gcc/gcc/cp/mangle.c
@@ -785,7 +785,8 @@ write_mangled_name (const tree decl, bool top_level)
     }
   else
     {
-      write_string ("_Z");
+      if (!flag_metrowerks_abi)
+	write_string ("_Z");
       write_encoding (decl);
     }
 }