X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fmisc.h;h=05bfc7de4d56906bb436d3bfe634c4e8dce4284b;hb=81c58855e43572e5493497a9894ac5060936005c;hp=a3780ba599d1ce6746d8edfa533d1517e8128ade;hpb=0c878adb36c1013944231083d6a7b3b53aa1ad7e;p=stockfish

diff --git a/src/misc.h b/src/misc.h
index a3780ba5..05bfc7de 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -34,6 +34,7 @@ const std::string compiler_info();
 void prefetch(void* addr);
 void start_logger(const std::string& fname);
 void* aligned_ttmem_alloc(size_t size, void*& mem);
+void aligned_ttmem_free(void* mem); // nop if mem == nullptr
 
 void dbg_hit_on(bool b);
 void dbg_hit_on(bool c, bool b);
@@ -64,6 +65,14 @@ std::ostream& operator<<(std::ostream&, SyncCout);
 #define sync_cout std::cout << IO_LOCK
 #define sync_endl std::endl << IO_UNLOCK
 
+namespace Utility {
+
+/// Clamp a value between lo and hi. Available in c++17.
+template<class T> constexpr const T& clamp(const T& v, const T& lo, const T& hi) {
+  return v < lo ? lo : v > hi ? hi : v;
+}
+
+}
 
 /// xorshift64star Pseudo-Random Number Generator
 /// This class is based on original code written and dedicated