cameron.mcinally added inline comments.
================ Comment at: clang/lib/CodeGen/CGExprScalar.cpp:3436 + } + } + ---------------- cameron.mcinally wrote: > cameron.mcinally wrote: > > I don't think it's safe to fuse a FMUL and FADD if the intermediate > > rounding isn't exactly the same as those individual operations. FMULADD > > doesn't guarantee that, does it? > To be clear, we could miss very-edge-case overflow/underflow exceptions. Ah, but I see C/C++ FP_CONTRACT allows the exceptions to be optimized away. Sorry for the noise. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D72820/new/ https://reviews.llvm.org/D72820 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits