On Tue, Jan 26, 2016 at 4:36 AM, Joerg Sonnenberger via cfe-commits < cfe-commits@lists.llvm.org> wrote: > > Is this really a good idea? Yes, there are many broken configure > scripts, but at the same point, this change makes it more difficult > to detect whether an option is supported. >
Of course it's bad behavior, but it's exactly what cl.exe does, and I think we should do it for compatibility. Firefox's autoconf build by itself isn't motivating enough, but I expect there are dozens of other Rube Goldberg build systems out there that need this.
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