On 02/13/2018 08:26 AM, Richard Biener wrote:
> On Mon, Feb 12, 2018 at 4:29 PM, Richard Sandiford
> <richard.sandif...@linaro.org> wrote:
>> VR_ANTI_RANGE is basically a union of two ranges, and although
>> intersect_range_with_nonzero_bits had code to deal with the upper
>> one being empty, it didn't handle the lower one being empty.
>> There were also some off-by-one errors.
>> This patch rewrites the code in a hopefully clearer way.
>> Tested on aarch64-linux-gnu and x86_64-linux-gnu. OK to install?