Add -Werror=pointer-arith by default

The core is already clean for this.

1 files changed, 13 insertions, 1 deletions

diff --git a/cflags.SH b/cflags.SH
index 3af1e97a38..c2a529b147 100755
--- a/cflags.SH
+++ b/cflags.SH
@@ -188,6 +188,7 @@ Intel*) ;; # # Is that you, Intel C++?
 #
 *)  for opt in -std=c89 -ansi $pedantic \
 		-Werror=declaration-after-statement \
+	        -Werror=pointer-arith \
 		-Wextra -W \
 		-Wc++-compat -Wwrite-strings
     do
@@ -247,6 +248,16 @@ Intel*) ;; # # Is that you, Intel C++?
                      ;;
                   esac
                   ;;
+               -Werror=pointer-arith)
+                  # -pedantic* covers -Werror=p-a
+                  case "$warn" in
+                  *-pedantic*) ;;
+                  *)
+                     echo "cflags.SH: Adding $opt."
+                     warn="$warn $opt"
+                     ;;
+                  esac
+                  ;;
                *)
                   echo "cflags.SH: Adding $opt."
                   warn="$warn $opt"
@@ -367,7 +378,8 @@ case "$cc" in
   ;;
 esac
 
-for f in -Wdeclaration-after-statement -Werror=declaration-after-statement
+for f in -Wdeclaration-after-statement -Werror=declaration-after-statement \
+         -Wpointer-arith -Werror=pointer-arith
 do
   case "$cppflags" in
   *"$f"*)