PR middle-end/85888 - New test case c-c++-common/attr-nonstring-6.c from r260541 fails with excess errors

2018-05-29  Martin Sebor  <msebor@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR testsuite/85888
	* calls.c (get_size_range): Call determine_value_range instead
	of get_value_range..
	* tree-vrp.h (determine_value_range): Declared new function.
	* tree-vrp.c (determine_value_range_1, determine_value_range): New.

Co-Authored-By: Richard Biener <rguenther@suse.de>

From-SVN: r260902