Enable -Werror by default

1 files changed, 22 insertions, 1 deletions

diff --git a/bfd/configure b/bfd/configure
index 8ae9afe..61afe15 100755
--- a/bfd/configure
+++ b/bfd/configure
@@ -859,6 +859,7 @@ Optional Features:
   --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)
   --enable-targets        alternative target configurations
   --enable-commonbfdlib   build shared BFD/opcodes/libiberty library
+  --enable-error-on-warning    treat compile warnings as errors
   --enable-build-warnings Enable build-time compiler warnings if gcc is used
   --enable-maintainer-mode  enable make rules and dependencies not useful
 			  (and sometimes confusing) to the casual installer
@@ -3974,7 +3975,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3977 "configure"' > conftest.$ac_ext
+  echo '#line 3978 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -4263,6 +4264,26 @@ else
   want_mmap=false
 fi;
 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Check whether --enable-error-on-warning or --disable-error-on-warning was given.
+if test "${enable_error_on_warning+set}" = set; then
+  enableval="$enable_error_on_warning"
+  case "${enableval}" in
+     yes | y) ERROR_ON_WARNING="yes" ;;
+     no | n)  ERROR_ON_WARNING="no" ;;
+     *) { { echo "$as_me:$LINENO: error: bad value ${enableval} for --enable-error-on-warning" >&5
+echo "$as_me: error: bad value ${enableval} for --enable-error-on-warning" >&2;}
+   { (exit 1); exit 1; }; } ;;
+   esac
+fi;
+
+# Enable -Werror by default, suppressing it only for --disable-error-on-warning
+# or --disable-build-warnings.
+if test "${ERROR_ON_WARNING}" != no
+then
+  build_warnings="$build_warnings -Werror"
+fi
+
 # Check whether --enable-build-warnings or --disable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then
   enableval="$enable_build_warnings"