target-libitm \
target-libstdc++-v3 \
target-libmudflap \
+ target-libsanitizer \
target-libssp \
target-libquadmath \
target-libgfortran \
ENABLE_LIBSSP=$enableval,
ENABLE_LIBSSP=yes)
+AC_ARG_ENABLE(libstdcxx,
+AS_HELP_STRING([--disable-libstdcxx],
+ [do not build libstdc++-v3 directory]),
+ENABLE_LIBSTDCXX=$enableval,
+ENABLE_LIBSTDCXX=default)
+[if test "${ENABLE_LIBSTDCXX}" = "no" ; then
+ noconfigdirs="$noconfigdirs libstdc++-v3"
+fi]
+
# Save it here so that, even in case of --enable-libgcj, if the Java
# front-end isn't enabled, we still get libgcj disabled.
libgcj_saved=$libgcj
fi
fi
+# Disable libsanitizer on unsupported systems.
+if test -d ${srcdir}/libsanitizer; then
+ if test x$enable_libsanitizer = x; then
+ AC_MSG_CHECKING([for libsanitizer support])
+ if (srcdir=${srcdir}/libsanitizer; \
+ . ${srcdir}/configure.tgt; \
+ test -n "$UNSUPPORTED")
+ then
+ AC_MSG_RESULT([no])
+ noconfigdirs="$noconfigdirs target-libsanitizer"
+ else
+ AC_MSG_RESULT([yes])
+ fi
+ fi
+fi
+
# Disable libquadmath for some systems.
case "${target}" in
+ avr-*-*)
+ noconfigdirs="$noconfigdirs target-libquadmath"
+ ;;
# libquadmath is unused on AIX and libquadmath build process use of
# LD_LIBRARY_PATH can break AIX bootstrap.
powerpc-*-aix* | rs6000-*-aix*)
;;
esac
-# Disable libquadmath for some systems.
-case "${target}" in
- avr-*-*)
- noconfigdirs="$noconfigdirs target-libquadmath"
- ;;
-esac
-
# Disable libstdc++-v3 for some systems.
-case "${target}" in
- *-*-vxworks*)
- # VxWorks uses the Dinkumware C++ library.
- noconfigdirs="$noconfigdirs target-libstdc++-v3"
- ;;
- arm*-wince-pe*)
- # the C++ libraries don't build on top of CE's C libraries
- noconfigdirs="$noconfigdirs target-libstdc++-v3"
- ;;
- avr-*-*)
- noconfigdirs="$noconfigdirs target-libstdc++-v3"
- ;;
-esac
+# Allow user to override this if they pass --enable-libstdc++-v3
+if test "${ENABLE_LIBSTDCXX}" = "default" ; then
+ case "${target}" in
+ *-*-vxworks*)
+ # VxWorks uses the Dinkumware C++ library.
+ noconfigdirs="$noconfigdirs target-libstdc++-v3"
+ ;;
+ arm*-wince-pe*)
+ # the C++ libraries don't build on top of CE's C libraries
+ noconfigdirs="$noconfigdirs target-libstdc++-v3"
+ ;;
+ avr-*-*)
+ noconfigdirs="$noconfigdirs target-libstdc++-v3"
+ ;;
+ esac
+fi
# Disable Fortran for some systems.
case "${target}" in
LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc"
AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc])
AC_LANG_PUSH(C++)
- AC_LINK_IFELSE([int main() {}],
+ AC_LINK_IFELSE([
+#if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5)
+#error -static-libstdc++ not implemented
+#endif
+int main() {}],
[AC_MSG_RESULT([yes]); have_static_libs=yes],
[AC_MSG_RESULT([no])])
AC_LANG_POP(C++)
*" --with-newlib "*)
case "$target" in
*-cygwin*)
- FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include'
+ FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include'
;;
esac