I can't speak for Qt, but this warning has been helpful for me in the past.
On Thu, Sep 12, 2013 at 2:07 PM, Ryosuke Niwa <[email protected]> wrote: > Hi, > > http://trac.webkit.org/changeset/155643 broke Qt build with an error > saying: > > Source/JavaScriptCore/dfg/DFGGPRInfo.h:169:5: error: control reaches end > of non-void function [-Werror=return-type] > cc1plus: all warnings being treated as errors > > because of the following code: > > GPRReg gpr(WhichValueWord which) const > { > switch (which) { > case TagWord: > return tagGPR(); > case PayloadWord: > return payloadGPR(); > } > } > > But the code works just fine as is because WhichValueWord only takes two > values (TagWord and PayloadWord) and they're all handled in the switch > statement. > > Can we disable this warning so that we don't have to add a bogus code like > the one I had to add in > http://trac.webkit.org/changeset/155649/trunk/Source/JavaScriptCore/dfg/DFGGPRInfo.h? > > - R. Niwa > > > _______________________________________________ > webkit-dev mailing list > [email protected] > https://lists.webkit.org/mailman/listinfo/webkit-dev > >
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