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Merge branch 'develop' of https://github.com/nlohmann/json into develop

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Niels Lohmann 2019-03-15 14:55:15 +01:00
commit 8d6c033f80
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2 changed files with 2 additions and 2 deletions
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2
include/nlohmann/detail/conversions/to_chars.hpp
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@ -751,7 +751,7 @@ inline void grisu2_digit_gen(char* buffer, int& length, int& decimal_exponent,
// = buffer * 10^-m + 10^-m * (1/10 * (10 * p2) ) * 2^e // = buffer * 10^-m + 10^-m * (1/10 * (10 * p2) ) * 2^e
// = buffer * 10^-m + 10^-m * (1/10 * ((10*p2 div 2^-e) * 2^-e + (10*p2 mod 2^-e)) * 2^e // = buffer * 10^-m + 10^-m * (1/10 * ((10*p2 div 2^-e) * 2^-e + (10*p2 mod 2^-e)) * 2^e
// //
assert(p2 <= UINT64_MAX / 10); assert(p2 <= std::numeric_limits<std::uint64_t>::max() / 10);
p2 *= 10; p2 *= 10;
const uint64_t d = p2 >> -one.e; // d = (10 * p2) div 2^-e const uint64_t d = p2 >> -one.e; // d = (10 * p2) div 2^-e
const uint64_t r = p2 & (one.f - 1); // r = (10 * p2) mod 2^-e const uint64_t r = p2 & (one.f - 1); // r = (10 * p2) mod 2^-e

2
single_include/nlohmann/json.hpp
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@ -10592,7 +10592,7 @@ inline void grisu2_digit_gen(char* buffer, int& length, int& decimal_exponent,
// = buffer * 10^-m + 10^-m * (1/10 * (10 * p2) ) * 2^e // = buffer * 10^-m + 10^-m * (1/10 * (10 * p2) ) * 2^e
// = buffer * 10^-m + 10^-m * (1/10 * ((10*p2 div 2^-e) * 2^-e + (10*p2 mod 2^-e)) * 2^e // = buffer * 10^-m + 10^-m * (1/10 * ((10*p2 div 2^-e) * 2^-e + (10*p2 mod 2^-e)) * 2^e
// //
assert(p2 <= UINT64_MAX / 10); assert(p2 <= std::numeric_limits<std::uint64_t>::max() / 10);
p2 *= 10; p2 *= 10;
const uint64_t d = p2 >> -one.e; // d = (10 * p2) div 2^-e const uint64_t d = p2 >> -one.e; // d = (10 * p2) div 2^-e
const uint64_t r = p2 & (one.f - 1); // r = (10 * p2) mod 2^-e const uint64_t r = p2 & (one.f - 1); // r = (10 * p2) mod 2^-e