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Diffstat (limited to 'doc')
-rw-r--r-- | doc/mpfr.texi | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/mpfr.texi b/doc/mpfr.texi index 5765cc315..7ca85080b 100644 --- a/doc/mpfr.texi +++ b/doc/mpfr.texi @@ -1139,7 +1139,8 @@ Here are a few hints to get the best efficiency out of MPFR: This will avoid copying the significands; @item avoid using MPFR from C++, or make sure your C++ interface does not - perform unnecessary allocations or copies; + perform unnecessary allocations or copies. Slowdowns of up to a + factor 15 have been observed on some applications with a C++ interface; @item MPFR functions work in-place: to compute @code{a = a + b} you don't need an auxiliary variable, you can directly write |