`@bitCast` result location: fix passing invalid alignment
`@bitCast` result location: fix passing invalid alignment

when the value has 0 bits

raulgrell/zig,raulgrell/zig,andrewrk/zig,andrewrk/zig,raulgrell/zig,zig-lang/zig,zig-lang/zig,raulgrell/zig,raulgrell/zig,zig-lang/zig