Add tests specifically for LWG2164. We already did this; but now we have tests. NFC
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@359458 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/std/containers/sequences/vector/vector.modifiers/emplace_back.pass.cpp b/test/std/containers/sequences/vector/vector.modifiers/emplace_back.pass.cpp
index 435be20..aacdb38 100644
--- a/test/std/containers/sequences/vector/vector.modifiers/emplace_back.pass.cpp
+++ b/test/std/containers/sequences/vector/vector.modifiers/emplace_back.pass.cpp
@@ -145,5 +145,16 @@
assert(is_contiguous_container_asan_correct(c));
}
+ { // LWG 2164
+ int arr[] = {0, 1, 2, 3, 4};
+ int sz = 5;
+ std::vector<int> c(arr, arr+sz);
+ while (c.size() < c.capacity())
+ c.push_back(sz++);
+ c.emplace_back(c.front());
+ assert(c.back() == 0);
+ for (int i = 0; i < sz; ++i)
+ assert(c[i] == i);
+ }
return 0;
}
diff --git a/test/std/containers/sequences/vector/vector.modifiers/pop_back.pass.cpp b/test/std/containers/sequences/vector/vector.modifiers/pop_back.pass.cpp
index db2337c..3863284 100644
--- a/test/std/containers/sequences/vector/vector.modifiers/pop_back.pass.cpp
+++ b/test/std/containers/sequences/vector/vector.modifiers/pop_back.pass.cpp
@@ -38,5 +38,17 @@
}
#endif
+ { // LWG 526
+ int arr[] = {0, 1, 2, 3, 4};
+ int sz = 5;
+ std::vector<int> c(arr, arr+sz);
+ while (c.size() < c.capacity())
+ c.push_back(sz++);
+ c.push_back(c.front());
+ assert(c.back() == 0);
+ for (int i = 0; i < sz; ++i)
+ assert(c[i] == i);
+ }
+
return 0;
}
diff --git a/www/cxx2a_status.html b/www/cxx2a_status.html
index d8b0342..f4461f5 100644
--- a/www/cxx2a_status.html
+++ b/www/cxx2a_status.html
@@ -216,7 +216,7 @@
<tr><td><a href="https://wg21.link/LWG3024">3024</a></td><td>variant's copies must be deleted instead of disabled via SFINAE</td><td>Albuquerque</td><td></td></tr>
<tr><td></td><td></td><td></td><td></td></tr>
- <tr><td><a href="https://wg21.link/LWG2164">2164</a></td><td>What are the semantics of <tt>vector.emplace(vector.begin(), vector.back())</tt>?</td><td>Jacksonville</td><td></td></tr>
+ <tr><td><a href="https://wg21.link/LWG2164">2164</a></td><td>What are the semantics of <tt>vector.emplace(vector.begin(), vector.back())</tt>?</td><td>Jacksonville</td><td>Complete</td></tr>
<tr><td><a href="https://wg21.link/LWG2243">2243</a></td><td><tt>istream::putback</tt> problem</td><td>Jacksonville</td><td>Complete</td></tr>
<tr><td><a href="https://wg21.link/LWG2816">2816</a></td><td><tt>resize_file</tt> has impossible postcondition</td><td>Jacksonville</td><td><i>Nothing to do</i></td></tr>
<tr><td><a href="https://wg21.link/LWG2843">2843</a></td><td>Unclear behavior of <tt>std::pmr::memory_resource::do_allocate()</tt></td><td>Jacksonville</td><td>Complete</td></tr>
