On Tue, 2017-10-10 at 16:28 +0200, Carsten Grzemba wrote: > <signaturebeforequotedtext></signaturebeforequotedtext> > On 10.10.17 16:10, William Brown <wibrown@xxxxxxxxxx> wrote: > > > > On Fri, 2017-10-06 at 10:21 +0200, Carsten Grzemba wrote: > > > Currently the code src/libsds/external/csiphash/csiphash.c do not work on Sparc. > > > The casting void* or char* to unit64_t* throws Bus-Error. > > > > > > The solution would be to copy the content of the void and char pointer so that the variabeles are suitably aligned. > > > To prevent have to use malloc: do we know the max of src_sz? > > > > > > > > > What line is this? I assume you are refering to: > > > > https://pagure.io/389-ds-base/blob/master/f/src/libsds/external/csiphash/csiphash.c#_82 > > > yes! > > > > > (https://pagure.io/389-ds-base/blob/master/f/src/libsds/external/csiphash/csiphash.c#_82) > > > > No, we can't know the max of src_sz, in theory it could be uint64_t max. > > So this may not be an option. > > > So is malloc for uint64 alignment of the src variable the only option? > > > > > > > > > Are you trying this on a 32bit platform perhaps? What's the arch of the > > machine with the issue? > > > 64bit, Fujitsu M4000 > $ isainfo -v > 64-bit sparcv9 applications > fmaf vis2 vis popc I feel like there is something I'm missing here in the problem. What is sizeof(void *) on this platform? I'm assuming 4 or 16 rather than 8 bytes? Is this correct? -- Sincerely, William Brown Software Engineer Red Hat, Australia/Brisbane
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