GCC 4.8 detected a signed compare [-Wsign-compare]. Add a cast for the
destination index. Add an assert to catch a potential overflow however unlikely
it may be.
llvm-svn: 213878
// should assume we're changing V2's element's place and behave
// accordingly.
int FromV2 = std::count_if(Mask.begin(), Mask.end(), FromV2Predicate);
- if (FromV1 == FromV2 && DestIndex == Mask[DestIndex] % 4) {
+ assert(DestIndex <= INT32_MAX && "truncated destination index");
+ if (FromV1 == FromV2 &&
+ static_cast<int>(DestIndex) == Mask[DestIndex] % 4) {
From = V2;
To = V1;
DestIndex =