nerdcruft/libcruft-util
1
0
Fork 0
Code Issues Releases Activity

rand/xorshift: throw on zero seed

Browse Source 
zero seeds are a hard runtime error which shouldn't be compiled out in
release mode.
This commit is contained in:
Danny Robson 2016-07-01 16:25:48 +10:00
parent f741986c3f
commit 138cac23fe
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
rand/xorshift.cpp
View File

@ -28,8 +28,8 @@ template <typename T>
xorshift<T>::xorshift (T seed): xorshift<T>::xorshift (T seed):
m_state (seed) m_state (seed)
{ {
// state must not be zero, or the period will be zero. if (!m_state)
CHECK_NEZ (m_state); throw std::invalid_argument ("xorshift seed must not be zero");
} }