GEMV tests

Compiler	Clang 9	AOMP 0.7-4	AOMP 0.6-5	XL 16.1.1-3	Cray 9.0	GCC 9.1	GCC	Intel beta
device	NV	AMD	NV	NV	NV	NV	AMD	Intel
case 1	x	x	x	x	x	x	-	x
case 2	x	x	x	x	x	x	-	x
case 3	x	x	x	x	x	x	-	x
case 4	x	x	x	x	x	x	-	x
case 5	x	x	x	x	x	x	-	x
case 6	x	x	x	x	x	x	-	x
case 7	x	x	x	x	x	x	-	x

x pass
F fail
- not tested yet

AOMP fails case 4 and 7, bug report