IVGCVSW-3949 Fix signed/unsigned comparison bug
IVGCVSW-3949 Fix signed/unsigned comparison bug

Change-Id: I6a7a809e2d30f137f8221a7d30091d3d6821c213
Signed-off-by: Jim Flynn <af5ec5733a77f43f3ed5c8afc85bbe49b9031cfd@arm.com>

ARM-software/armnn,ARM-software/armnn,ARM-software/armnn