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hash.hpp
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4  * Christian Schulte <schulte@gecode.org>
5  * Guido Tack <tack@gecode.org>
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9  * Guido Tack, 2018
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39 
40 namespace Gecode {
41 
43  void _cmb_hash(std::size_t& seed, std::size_t h);
45  void cmb_hash(std::size_t& seed, int h);
47  void cmb_hash(std::size_t& seed, unsigned int h);
48 
49 
50  forceinline void
51  _cmb_hash(std::size_t& seed, std::size_t h) {
52  seed ^= h + 0x9e3779b9 + (seed << 6) + (seed >> 2);
53  }
54 
55  forceinline void
56  cmb_hash(std::size_t& seed, int h) {
57  _cmb_hash(seed, static_cast<std::size_t>(h));
58  }
59 
60  forceinline void
61  cmb_hash(std::size_t& seed, unsigned int h) {
62  _cmb_hash(seed, static_cast<std::size_t>(h));
63  }
64 
65 }
66 
67 // STATISTICS: support-any
void cmb_hash(std::size_t &seed, int h)
Combine hash value h into seed.
Definition: hash.hpp:56
void _cmb_hash(std::size_t &seed, std::size_t h)
Combine hash value h into seed.
Definition: hash.hpp:51
#define forceinline
Definition: config.hpp:182
Gecode toplevel namespace