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callconverta
2019 May 13
3
How to change CLang struct alignment behaviour?
Hi Joan,
On Mon, 13 May 2019 at 18:01, Joan Lluch <joan.lluch at icloud.com> wrote:
> After looking at it a bit further, I think this is a Clang thing. Clang issues “align 2” if the struct has at least one int (2 bytes), but also if the entire struct size is multiple of 2. For example a struct with 4 char members. In these cases the LLVM backend correctly creates word sized load/stores