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Replace sizediff_t with ptrdiff_t in std.random.d

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Mike 2019-08-30 17:38:39 +09:00
parent 4acd38d98a
commit b3416948d9
1 changed files with 5 additions and 5 deletions
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10
std/random.d
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@ -730,7 +730,7 @@ if (isUnsigned!UIntType)
static assert(0 <= r && 0 <= u && 0 <= s && 0 <= t && 0 <= l); static assert(0 <= r && 0 <= u && 0 <= s && 0 <= t && 0 <= l);
static assert(r <= w && u <= w && s <= w && t <= w && l <= w); static assert(r <= w && u <= w && s <= w && t <= w && l <= w);
static assert(0 <= a && 0 <= b && 0 <= c); static assert(0 <= a && 0 <= b && 0 <= c);
static assert(n <= sizediff_t.max); static assert(n <= ptrdiff_t.max);
///Mark this as a Rng ///Mark this as a Rng
enum bool isUniformRandom = true; enum bool isUniformRandom = true;
@ -902,7 +902,7 @@ Parameters for the generator.
size_t j; size_t j;
for (j = 0; j < n && !range.empty; ++j, range.popFront()) for (j = 0; j < n && !range.empty; ++j, range.popFront())
{ {
sizediff_t idx = n - j - 1; ptrdiff_t idx = n - j - 1;
mtState.data[idx] = range.front; mtState.data[idx] = range.front;
} }
@ -951,12 +951,12 @@ Parameters for the generator.
them separately in sequence, the variables them separately in sequence, the variables
are kept 'hot' in CPU registers, allowing are kept 'hot' in CPU registers, allowing
for significantly faster performance. */ for significantly faster performance. */
sizediff_t index = mtState.index; ptrdiff_t index = mtState.index;
sizediff_t next = index - 1; ptrdiff_t next = index - 1;
if (next < 0) if (next < 0)
next = n - 1; next = n - 1;
auto z = mtState.z; auto z = mtState.z;
sizediff_t conj = index - m; ptrdiff_t conj = index - m;
if (conj < 0) if (conj < 0)
conj = index - m + n; conj = index - m + n;