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author | jacob <jacob@yandex-team.ru> | 2022-02-10 16:49:53 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:49:53 +0300 |
commit | 1bf57447b8a115cd60bb6f8509b9b148e1b6debd (patch) | |
tree | b9f3ce9adae968ad4924f36058b631b58ef03e57 /util/generic | |
parent | 3bf10d3f40b502d181ef52f5c4602c98cb135360 (diff) | |
download | ydb-1bf57447b8a115cd60bb6f8509b9b148e1b6debd.tar.gz |
Restoring authorship annotation for <jacob@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'util/generic')
-rw-r--r-- | util/generic/vector_ut.cpp | 2 | ||||
-rw-r--r-- | util/generic/ymath.cpp | 6 | ||||
-rw-r--r-- | util/generic/ymath.h | 6 | ||||
-rw-r--r-- | util/generic/ymath_ut.cpp | 24 |
4 files changed, 19 insertions, 19 deletions
diff --git a/util/generic/vector_ut.cpp b/util/generic/vector_ut.cpp index 0f6b4037a0..4f13bbae51 100644 --- a/util/generic/vector_ut.cpp +++ b/util/generic/vector_ut.cpp @@ -427,7 +427,7 @@ private: v.shrink_to_fit(); UNIT_ASSERT_EQUAL(v.capacity(), 11); } - + /* This test check a potential issue with empty base class * optimization. Some compilers (VC6) do not implement it * correctly resulting ina wrong behavior. */ diff --git a/util/generic/ymath.cpp b/util/generic/ymath.cpp index 31270728f4..18a9f61a23 100644 --- a/util/generic/ymath.cpp +++ b/util/generic/ymath.cpp @@ -27,7 +27,7 @@ double Erf(double x) { } #endif // _MSC_VER - + double LogGammaImpl(double x) { static constexpr double lnSqrt2Pi = 0.91893853320467274178; // log(sqrt(2.0 * PI)) static constexpr double coeff9 = 1.0 / 1188.0; @@ -35,7 +35,7 @@ double LogGammaImpl(double x) { static constexpr double coeff5 = 1.0 / 1260.0; static constexpr double coeff3 = -1.0 / 360.0; static constexpr double coeff1 = 1.0 / 12.0; - + if ((x == 1.0) || (x == 2.0)) { return 0.0; // 0! = 1 } @@ -53,4 +53,4 @@ double LogGammaImpl(double x) { res /= x; res += x * lnX - x + lnSqrt2Pi - 0.5 * lnX; return res + bonus; -} +} diff --git a/util/generic/ymath.h b/util/generic/ymath.h index 9ff9ae2abe..edf992caa0 100644 --- a/util/generic/ymath.h +++ b/util/generic/ymath.h @@ -99,7 +99,7 @@ inline double Erf(double x) { return erf(x); } #endif - + /** * @returns Natural logarithm of the absolute value * of the gamma function of provided argument. @@ -114,8 +114,8 @@ inline double LogGamma(double x) noexcept { #elif defined(__GNUC__) return __builtin_lgamma(x); #elif defined(_unix_) - return lgamma(x); -#else + return lgamma(x); +#else extern double LogGammaImpl(double); return LogGammaImpl(x); #endif diff --git a/util/generic/ymath_ut.cpp b/util/generic/ymath_ut.cpp index 29190b55eb..f7ff2298ba 100644 --- a/util/generic/ymath_ut.cpp +++ b/util/generic/ymath_ut.cpp @@ -149,19 +149,19 @@ void TMathTest::TestErf() { UNIT_ASSERT_DOUBLES_EQUAL(f, values[i], 1e-7); } } - -void TMathTest::TestLogGamma() { - double curVal = 0.0; - for (int i = 1; i <= 20; i++) { - curVal += log((double)i); + +void TMathTest::TestLogGamma() { + double curVal = 0.0; + for (int i = 1; i <= 20; i++) { + curVal += log((double)i); UNIT_ASSERT_DOUBLES_EQUAL(curVal, LogGamma((double)(i + 1)), 1e-6); - } - curVal = log(M_PI) / 2.0; - for (int i = 1; i <= 20; i++) { - UNIT_ASSERT_DOUBLES_EQUAL(curVal, LogGamma(i - 0.5), 1e-6); - curVal += log(i - 0.5); - } -} + } + curVal = log(M_PI) / 2.0; + for (int i = 1; i <= 20; i++) { + UNIT_ASSERT_DOUBLES_EQUAL(curVal, LogGamma(i - 0.5), 1e-6); + curVal += log(i - 0.5); + } +} void TMathTest::TestAbs() { UNIT_ASSERT_VALUES_EQUAL(Abs(1), 1); |