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Backed out changeset 8531203d7207 (bug 1677092) for build bustages on TestAlgorithm.cpp. CLOSED TREE

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This commit is contained in:
Razvan Maries 2020-11-16 12:05:36 +02:00
parent 2257cfe5bf
commit 65ce92c4ba
2 changed files with 1 additions and 38 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

12
mfbt/Algorithm.h
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@ -28,18 +28,6 @@ constexpr bool AllOf(Iter aFirst, Iter aLast, Pred aPred) {
return true;
}
// Like C++20's `std::any_of`.
template <typename Iter, typename Pred>
constexpr bool AnyOf(Iter aFirst, Iter aLast, Pred aPred) {
for (; aFirst != aLast; ++aFirst) {
if (aPred(*aFirst)) {
return true;
}
}
return false;
}
namespace detail {
template <typename Transform, typename SrcIter>
using ArrayElementTransformType = typename std::invoke_result_t<

27
mfbt/tests/TestAlgorithm.cpp
View file

@ -7,16 +7,13 @@
#include "mozilla/Algorithm.h"
#include "mozilla/ArrayUtils.h"
#include "mozilla/Assertions.h"
#include <array>
#include <iterator>
static constexpr bool even(int32_t n) { return !(n & 1); }
static constexpr bool odd(int32_t n) { return (n & 1); }
using namespace mozilla;
void TestAllOf() {
using namespace mozilla;
using std::begin;
using std::end;
@ -39,29 +36,7 @@ void TestAllOf() {
static_assert(!AllOf(arr3, arr3 + ArrayLength(arr3), odd), "3-2");
}
void TestAnyOf() {
using std::begin;
using std::end;
constexpr std::array<int32_t, 0> arr1{};
static_assert(!AnyOf(begin(arr1), end(arr1), even));
static_assert(!AnyOf(begin(arr1), end(arr1), odd));
constexpr int32_t arr2[] = {1};
static_assert(!AnyOf(begin(arr2), end(arr2), even));
static_assert(AnyOf(begin(arr2), end(arr2), odd));
constexpr int32_t arr3[] = {2};
static_assert(AnyOf(begin(arr3), end(arr3), even));
static_assert(!AnyOf(begin(arr3), end(arr3), odd));
constexpr int32_t arr4[] = {1, 2};
static_assert(AnyOf(begin(arr4), end(arr4), even));
static_assert(AnyOf(begin(arr4), end(arr4), odd));
}
int main() {
TestAllOf();
TestAnyOf();
return 0;
}