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2012 Sep 06
1
[LLVMdev] Error running spec benchmark with FMA4 on X86
Hi All, I am facing miscompare error when running povray (and few other C/C++ benchmarks) from spec cpu2006 suite enabling FMA4 (and disabling FMA3). I have used -ffp-contract=fast to turn on this option. (Compilation options and targets pasted below). >>>>>>>> clang version 3.2 (trunk 163295:163308) (llvm/trunk 163295) Target: x86_64-unknown-linux-gnu Thread model: posix