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Warning fix

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Henrik Rydgard committed 2013-05-22 11:04:14 +02:00
1 parent cc80e0292f
commit 42e5c184c2
1 file changed
+4 -4
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util/random/rng.h
+4 -4
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@@ -37,7 +37,7 @@ public:
MersenneTwister(uint32_t seed) : index_(0) {
mt_[0] = seed;
for (uint32_t i = 1; i < MT_SIZE; i++)
mt_[i] = (1812433253 * (mt_[i - 1] ^ (mt_[i - 1] >> 30)) + i);
mt_[i] = (1812433253UL * (mt_[i - 1] ^ (mt_[i - 1] >> 30)) + i);
}
uint32_t R32() {
@@ -45,8 +45,8 @@ public:
gen();
uint32_t y = mt_[index_];
y ^= y >> 11;
y ^= (y << 7) & 2636928640;
y ^= (y << 15) & 4022730752;
y ^= (y << 7) & 2636928640UL;
y ^= (y << 15) & 4022730752UL;
y ^= y >> 18;
index_ = (index_ + 1) % MT_SIZE;
return y;
@@ -64,7 +64,7 @@ private:
for(uint32_t i = 0; i < MT_SIZE; i++){
uint32_t y = (mt_[i] & 0x80000000) + (mt_[(i + 1) % MT_SIZE] & 0x80000000);
mt_[i] = mt_[(i + 397) % MT_SIZE] ^ (y >> 1);
if (y % 2) mt_[i] ^= 2567483615;
if (y % 2) mt_[i] ^= 2567483615UL;
}
return;
}