[PATCH 11/11] sim/rx: enable build with warnings

[Andrew Burgess <andrew.burgess@embecosm.com>]

The rx simulator now has no build warnings, so enable build with
warnings by default.

sim/rx/ChangeLog:

	* configure: Regenerate.
	* configure.ac (SIM_AC_OPTION_WARNINGS): Pass yes.
---
 sim/rx/ChangeLog    |  5 +++++
 sim/rx/configure    | 17 ++++++++++++++---
 sim/rx/configure.ac |  2 +-
 3 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/sim/rx/configure b/sim/rx/configure
index 3969c670380..8501f84e727 100755
--- a/sim/rx/configure
+++ b/sim/rx/configure
@@ -6903,7 +6903,15 @@ fi
 test -z "$AR" && AR=ar
 if test -n "$plugin_option"; then
   if $AR --help 2>&1 | grep -q "\--plugin"; then
-    AR="$AR $plugin_option"
+    touch conftest.c
+    $AR $plugin_option rc conftest.a conftest.c
+    if test "$?" != 0; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
+$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
+    else
+      AR="$AR $plugin_option"
+    fi
+    rm -f conftest.*
   fi
 fi
 test -z "$AR_FLAGS" && AR_FLAGS=cru
@@ -12927,7 +12935,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12930 "configure"
+#line 12938 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13033,7 +13041,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 13036 "configure"
+#line 13044 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13600,6 +13608,9 @@ if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
 fi
 
 WERROR_CFLAGS=""
+  if test "${ERROR_ON_WARNING}" = yes ; then
+    WERROR_CFLAGS="-Werror"
+  fi
 
 build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
 -Wpointer-sign \
diff --git a/sim/rx/configure.ac b/sim/rx/configure.ac
index 6c14434f4af..b81c322d441 100644
--- a/sim/rx/configure.ac
+++ b/sim/rx/configure.ac
@@ -22,7 +22,7 @@ AC_INIT(Makefile.in)
 sinclude(../common/acinclude.m4)
 
 SIM_AC_COMMON
-SIM_AC_OPTION_WARNINGS(no)
+SIM_AC_OPTION_WARNINGS(yes)
 
 AC_CHECK_HEADERS(getopt.h)
 
-- 
2.25.4