On 01/07/2011 06:45 PM, Gordan Bobic wrote: > On 01/07/2011 05:25 PM, Andy Green wrote: >> On 01/07/11 17:17, Somebody in the thread at some point said: >> >>>> No, it's not the same issue. >>>> >>>> On x86 as described on your link, it's just a performance penalty if >>>> your members are not aligned. On ARM without fixup, you read actual >>>> garbage as described on my article. >>> >>> Yup, I was more referring to the data not aligning when unioning >> >> That's nothing to do with this issue. >> >> With this issue, a correct structure in a typedef or a struct with >> correct alignment padding turns to crap because the structure pointed to >> is not on a u32 boundary for example. > > I see. But shouldn't the compiler be taking care of that? -malign? The compiler will always take care of that, unless someone does something really evil in either the code or the gcc options. Andrew. _______________________________________________ arm mailing list arm@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/arm
