Cool, Well I can start looking in to it if you like in the mean time I'll use a lower version.
Cheers Ash On 12 October 2016 at 16:15, Larry Gritz <[email protected]> wrote: > I haven't tried clang 3.9 (though I use 3.8 regularly). > > Ugh, that's unfortunate. There are many places where we say things like > > #if A_SOMETIMES_DEFINED > 3 > > instead of the more verbose > > #if defined(A_SOMETIMES_DEFINED) && A_SOMETIMES_DEFINED > 3 > > I used to think the former was illegal but recently discovered that all > the compilers seem to accept it without complaint and figured maybe it was > fine all along and it was my understanding of C++ that was wrong. So I got > in the habit of preferring this compact form and using it frequently. But > this error implies that it was wrong all along and the compilers were very > forgiving, but perhaps in the ever-tightening warning landscape it has > finally fallen. > > We'll need to scour the whole codebase for constructs like that and > replace them with the wordier version. > > Thanks for the alert. > > > On Oct 12, 2016, at 7:27 AM, Ashley Retallack < > [email protected]> wrote: > > > > Hi all, > > > > Was wondering if anyone has tried building oiio 1.7 with clang 3.9.0. > > > > I've been trying and get the following: > > > > src/include/OpenImageIO/hash.h:54:37: error: macro expansion producing > 'defined' has undefined behavior > > [-Werror,-Wexpansion-to-defined] > > #if OIIO_CPLUSPLUS_VERSION >= 11 || OIIO_MSVS_AT_LEAST_2013 > > > > I can successfully build with gcc 4.8.4, just wanted to try and get > clang working. > > > > Any help much appreciated. > > > > Ash > > _______________________________________________ > > Oiio-dev mailing list > > [email protected] > > http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org > > -- > Larry Gritz > [email protected] > > > _______________________________________________ > Oiio-dev mailing list > [email protected] > http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >
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