$(top_builddir)/src/c++98/libc++98convenience.la \
$(top_builddir)/src/c++11/libc++11convenience.la
-libstdc___la_LDFLAGS = \
- -version-info $(libtool_VERSION) ${version_arg} -lm
+@GLIBCXX_USE_LIBM_FALSE@libstdc___la_LDFLAGS = \
+@GLIBCXX_USE_LIBM_FALSE@ -version-info $(libtool_VERSION) ${version_arg}
+
+@GLIBCXX_USE_LIBM_TRUE@libstdc___la_LDFLAGS = \
+@GLIBCXX_USE_LIBM_TRUE@ -version-info $(libtool_VERSION) ${version_arg} -lm
libstdc___la_LINK = $(CXXLINK) $(libstdc___la_LDFLAGS)