[Bug tree-optimization/118550] Missed optimization for fusing two byte loads with offsets

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118550

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Simple workaround:
```
unsigned short readle(const unsigned char* data, TYPE offset)
{
    const unsigned char *t = &data[offset];
    unsigned char b0 = t[0], b1 = t[1];
    return b0 | (b1 << 8);
}
```