+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for c++ -Wno-dangling-else" >&5
+$as_echo_n "checking for c++ -Wno-dangling-else... " >&6; }
+
+ cy_save=$CXXFLAGS
+
+ for element in -Wno-dangling-else; do
+ haveit=
+ for x in $CXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CXXFLAGS="${CXXFLAGS}${CXXFLAGS:+ }$element"
+ fi
+ done
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ cy_good=1
+else
+ cy_good=0
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ CXXFLAGS=$cy_save
+ if test "x$cy_good" = x1; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ for element in -Wno-dangling-else; do
+ haveit=
+ for x in $CXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CXXFLAGS="${CXXFLAGS}${CXXFLAGS:+ }$element"
+ fi
+ done
+
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+
+ ac_ext=mm
+ac_cpp='$OBJCXXCPP $CPPFLAGS'
+ac_compile='$OBJCXX -c $OBJCXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$OBJCXX -o conftest$ac_exeext $OBJCXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_objcxx_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for c++ -ObjC -Wno-dangling-else" >&5
+$as_echo_n "checking for c++ -ObjC -Wno-dangling-else... " >&6; }
+
+ cy_save=$OBJCXXFLAGS
+
+ for element in -Wno-dangling-else; do
+ haveit=
+ for x in $OBJCXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ OBJCXXFLAGS="${OBJCXXFLAGS}${OBJCXXFLAGS:+ }$element"
+ fi
+ done
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_objcxx_try_compile "$LINENO"; then :
+ cy_good=1
+else
+ cy_good=0
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ OBJCXXFLAGS=$cy_save
+ if test "x$cy_good" = x1; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ for element in -Wno-dangling-else; do
+ haveit=
+ for x in $OBJCXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ OBJCXXFLAGS="${OBJCXXFLAGS}${OBJCXXFLAGS:+ }$element"
+ fi
+ done
+
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+
+
+
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cc -Wno-overloaded-virtual" >&5
+$as_echo_n "checking for cc -Wno-overloaded-virtual... " >&6; }
+
+ cy_save=$CFLAGS
+
+ for element in -Wno-overloaded-virtual; do
+ haveit=
+ for x in $CFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CFLAGS="${CFLAGS}${CFLAGS:+ }$element"
+ fi
+ done
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ cy_good=1
+else
+ cy_good=0
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ CFLAGS=$cy_save
+ if test "x$cy_good" = x1; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ for element in -Wno-overloaded-virtual; do
+ haveit=
+ for x in $CFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CFLAGS="${CFLAGS}${CFLAGS:+ }$element"
+ fi
+ done
+
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for c++ -Wno-overloaded-virtual" >&5
+$as_echo_n "checking for c++ -Wno-overloaded-virtual... " >&6; }
+
+ cy_save=$CXXFLAGS
+
+ for element in -Wno-overloaded-virtual; do
+ haveit=
+ for x in $CXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CXXFLAGS="${CXXFLAGS}${CXXFLAGS:+ }$element"
+ fi
+ done
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ cy_good=1
+else
+ cy_good=0
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ CXXFLAGS=$cy_save
+ if test "x$cy_good" = x1; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ for element in -Wno-overloaded-virtual; do
+ haveit=
+ for x in $CXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CXXFLAGS="${CXXFLAGS}${CXXFLAGS:+ }$element"
+ fi
+ done
+
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+
+ ac_ext=mm
+ac_cpp='$OBJCXXCPP $CPPFLAGS'
+ac_compile='$OBJCXX -c $OBJCXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$OBJCXX -o conftest$ac_exeext $OBJCXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_objcxx_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for c++ -ObjC -Wno-overloaded-virtual" >&5
+$as_echo_n "checking for c++ -ObjC -Wno-overloaded-virtual... " >&6; }
+
+ cy_save=$OBJCXXFLAGS
+
+ for element in -Wno-overloaded-virtual; do
+ haveit=
+ for x in $OBJCXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ OBJCXXFLAGS="${OBJCXXFLAGS}${OBJCXXFLAGS:+ }$element"
+ fi
+ done
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_objcxx_try_compile "$LINENO"; then :
+ cy_good=1
+else
+ cy_good=0
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ OBJCXXFLAGS=$cy_save
+ if test "x$cy_good" = x1; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ for element in -Wno-overloaded-virtual; do
+ haveit=
+ for x in $OBJCXXFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ OBJCXXFLAGS="${OBJCXXFLAGS}${OBJCXXFLAGS:+ }$element"
+ fi
+ done
+
+
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+
+
+
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cc -Wno-parentheses" >&5
+$as_echo_n "checking for cc -Wno-parentheses... " >&6; }
+
+ cy_save=$CFLAGS
+
+ for element in -Wno-parentheses; do
+ haveit=
+ for x in $CFLAGS; do
+
+ acl_save_prefix="$prefix"
+ prefix="$acl_final_prefix"
+ acl_save_exec_prefix="$exec_prefix"
+ exec_prefix="$acl_final_exec_prefix"
+ eval x=\"$x\"
+ exec_prefix="$acl_save_exec_prefix"
+ prefix="$acl_save_prefix"
+
+ if test "X$x" = "X$element"; then
+ haveit=yes
+ break
+ fi
+ done
+ if test -z "$haveit"; then
+ CFLAGS="${CFLAGS}${CFLAGS:+ }$element"
+ fi
+ done
+
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ cy_good=1
+else
+ cy_good=0
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+ CFLAGS=$cy_save
+ if test "x$cy_good" = x1; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+ for element in -Wno-parentheses; do