2016-12-01  Richard Biener  <rguenther@suse.de>
	    Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
	memset if len-oldlen != 0.
	(vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.

Co-Authored-By: Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>

From-SVN: r243125