PR tree-optimization/92349 - ICE in -Warray-bounds of a VLA member

gcc/testsuite/ChangeLog:

	PR tree-optimization/92349
	* gcc.dg/Warray-bounds-50.c: New test.

gcc/ChangeLog:

	PR tree-optimization/92349
	* tree-vrp.c (vrp_prop::check_array_ref): Avoid assuming struct
	memebers have constant sizes.

From-SVN: r277786