From: Eric Botcazou Date: Sat, 28 Nov 2020 13:05:53 +0000 (+0100) Subject: [Ada] Fix glitch in comment of System.Powten_Table X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1053ff8a3a8bde5498476e544b40fc9cdc5ee888;p=gcc.git [Ada] Fix glitch in comment of System.Powten_Table gcc/ada/ * libgnat/s-powtab.ads (Maxpow): Use explicit formula in comment. --- diff --git a/gcc/ada/libgnat/s-powtab.ads b/gcc/ada/libgnat/s-powtab.ads index ef8d74aaae8..79982b99cea 100644 --- a/gcc/ada/libgnat/s-powtab.ads +++ b/gcc/ada/libgnat/s-powtab.ads @@ -36,9 +36,9 @@ package System.Powten_Table is Maxpow : constant := 22; -- The number of entries in this table is chosen to include powers of ten - -- that are exactly representable with long_long_float. Assuming that on - -- all targets we have 53 bits of mantissa for the type, the upper bound is - -- given by 53/(log 5). If the scaling factor for a string is greater than + -- that are exactly representable with Long_Long_Float. Assuming that on + -- all targets we have 53 bits of mantissa for the type, the upper bound + -- is given by 53 * log 2 / log 5. If the scaling factor is greater than -- Maxpow, it can be obtained by several multiplications, which is less -- efficient than with a bigger table, but avoids anomalies at end points.