PR libgfortran/79540
	* io/write_float.def (build_float_string): Don't copy digits when
	ndigits is negative.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-8-branch@270398 138bc75d-0d04-0410-961f-82ee72b054a4
2 files changed