From 2757c1c65fd6ba10c55ba5cf38d600814cf9dc1b Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Sun, 17 Dec 2023 00:14:48 -0500
Subject: [PATCH] sim: warnings: add more flags

We already build cleanly with these.
---
 sim/configure                    | 3 +++
 sim/m4/sim_ac_option_warnings.m4 | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/sim/configure b/sim/configure
index be16fb4ac61..53dfa3d76c3 100755
--- a/sim/configure
+++ b/sim/configure
@@ -15836,12 +15836,15 @@ build_warnings="$build_warnings
 -Wimplicit-int
 -Wincompatible-function-pointer-types
 -Wincompatible-pointer-types
+-Wint-conversion
 -Wmisleading-indentation
 -Wmissing-parameter-type
 -Wmissing-prototypes
 -Wold-style-declaration
 -Wold-style-definition
 -Wpointer-sign
+-WWreturn-mismatch
+-Wstrict-prototypes
 -Wno-enum-conversion
 "
 
diff --git a/sim/m4/sim_ac_option_warnings.m4 b/sim/m4/sim_ac_option_warnings.m4
index 6e6add652fc..7bcf9af7804 100644
--- a/sim/m4/sim_ac_option_warnings.m4
+++ b/sim/m4/sim_ac_option_warnings.m4
@@ -58,12 +58,15 @@ build_warnings="$build_warnings
 -Wimplicit-int
 -Wincompatible-function-pointer-types
 -Wincompatible-pointer-types
+-Wint-conversion
 -Wmisleading-indentation
 -Wmissing-parameter-type
 -Wmissing-prototypes
 -Wold-style-declaration
 -Wold-style-definition
 -Wpointer-sign
+-WWreturn-mismatch
+-Wstrict-prototypes
 dnl The cgen virtual insn logic involves enum conversions.
 dnl Disable until we can figure out how to make this work.
 -Wno-enum-conversion
-- 
2.39.5