[lld] r249246 - [ELF/AArch64] Support R_AARCH64_ADR_PREL_PG_H121 relocation.

[Rafael Espíndola via llvm-commits]

> +static void handle_ADD_ABS_LO12_NC(uint8_t *Location, uint64_t S, int64_t A) {
> +  // No overflow check.

Is that a missing FIXME or a note saying that there should be no overflow check?

Cheers,
Rafael