diff options
| author | paolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-02-04 19:28:40 +0000 |
|---|---|---|
| committer | paolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-02-04 19:28:40 +0000 |
| commit | 3c9cd0e966f9edf1e8c68d9119aaab8b7f51e799 (patch) | |
| tree | 8fc1e6dcb2a51d8c3f99b9cad3c33a373cd06c4f /libstdc++-v3/include | |
| parent | 64b7b4625ff409716498b6c1f2274d304bd00fc2 (diff) | |
| download | gcc-3c9cd0e966f9edf1e8c68d9119aaab8b7f51e799.tar.gz | |
2013-02-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/56202 (again)
* include/bits/random.tcc (binomial_distribution<>::
_M_waiting(_UniformRandomNumberGenerator&, _IntType)): Fix thinko
in previous commit.
* include/bits/random.h: Fix comment typo.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195732 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/include')
| -rw-r--r-- | libstdc++-v3/include/bits/random.h | 2 | ||||
| -rw-r--r-- | libstdc++-v3/include/bits/random.tcc | 8 |
2 files changed, 3 insertions, 7 deletions
diff --git a/libstdc++-v3/include/bits/random.h b/libstdc++-v3/include/bits/random.h index e1887e2978f..b471726be55 100644 --- a/libstdc++-v3/include/bits/random.h +++ b/libstdc++-v3/include/bits/random.h @@ -3770,7 +3770,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * @brief A discrete binomial random number distribution. * * The formula for the binomial probability density function is - * @f$p(i|t,p) = \binom{n}{i} p^i (1 - p)^{t - i}@f$ where @f$t@f$ + * @f$p(i|t,p) = \binom{t}{i} p^i (1 - p)^{t - i}@f$ where @f$t@f$ * and @f$p@f$ are the parameters of the distribution. */ template<typename _IntType = int> diff --git a/libstdc++-v3/include/bits/random.tcc b/libstdc++-v3/include/bits/random.tcc index 6220a5d61d4..acd458214e4 100644 --- a/libstdc++-v3/include/bits/random.tcc +++ b/libstdc++-v3/include/bits/random.tcc @@ -1657,13 +1657,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION do { - const double __e = -std::log(1.0 - __aurng()); if (__t == __x) - { - if (__e) - return __x; - continue; - } + return __x; + const double __e = -std::log(1.0 - __aurng()); __sum += __e / (__t - __x); __x += 1; } |