From b39bdfbf6e88352ebf14b4c46162dfdb7375881a Mon Sep 17 00:00:00 2001
From: Marc Hartmayer <mhartmay@linux.ibm.com>
Date: Mon, 7 Mar 2022 11:11:03 +0000
Subject: [PATCH] common.mak: W=1: add multiple compiler warning options
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Add multiple compiler warning options if `W=1` is set.

Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Acked-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
---
 common.mak | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/common.mak b/common.mak
index af600e0b..79f12a8d 100644
--- a/common.mak
+++ b/common.mak
@@ -91,10 +91,9 @@ ifneq ("${V}","1")
 else
 	echocmd=
 endif
+DEFAULT_CFLAGS = -g -rdynamic -fstack-protector-all -W -Wall -Wformat-security
 ifeq ("${W}","1")
-	DEFAULT_CFLAGS = -g -rdynamic -fstack-protector-all -W -Wall -Wformat-security -Wextra
-else
-	DEFAULT_CFLAGS = -g -rdynamic -fstack-protector-all -W -Wall -Wformat-security
+	DEFAULT_CFLAGS += -Wextra -Wshadow -Wundef -Wuninitialized -Wdouble-promotion -Wconversion
 endif
 ifeq ("${D}","1")
 	DEFAULT_CFLAGS += -Og