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On Sun, Oct 14, 2001 at 08:22:58AM +1000, Danny Smith wrote: >This topic came up about a year ago on this list: >http://sources.redhat.com/ml/cygwin-apps/2000-07/msg00039.html > >and I've recently raised it again on mingw lists. > >Looking at cygwin's spec file it says: > > >*cpp_cpu_default: >%(cpp_686) > > >To me that means that, unless user overrides with command line -march or >-mcpu option, code is tuned for i686. To get that into the specs file, one >has to either configure gcc so that TARGET_CPU_DEFAULT=3 (=pentium) or pass >that define to make when building gcc. I do neither of those things when configuring gcc for cygwin. I do configure everything as i686-pc-cygwin, though. >That interpretion is different from the conclusion that was posted in the >message pointed to above, which says that cygwin-produced code will run on >any i[35467]86 arch. > >I'm not talking about the platform triplet moniker -- that I realise is >just a name. I'm asking: Has anyone complained that cygwin-built apps fail >on i386 but not on i686? Nope, never. cgf
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