Fix bug #27260 - add missing swap(reference, reference) to vector<bool>.
llvm-svn: 265672
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: 0ab420570500273e2814a21f65075257b319b59b
diff --git a/include/vector b/include/vector
index 0e41335..81c514e 100644
--- a/include/vector
+++ b/include/vector
@@ -2363,6 +2363,7 @@
_NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value ||
__is_nothrow_swappable<allocator_type>::value);
#endif
+ static void swap(reference __x, reference __y) _NOEXCEPT { _VSTD::swap(__x, __y); }
void resize(size_type __sz, value_type __x = false);
void flip() _NOEXCEPT;
diff --git a/test/std/containers/sequences/vector.bool/reference.swap.pass.cpp b/test/std/containers/sequences/vector.bool/reference.swap.pass.cpp
new file mode 100644
index 0000000..d76d4ed
--- /dev/null
+++ b/test/std/containers/sequences/vector.bool/reference.swap.pass.cpp
@@ -0,0 +1,31 @@
+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <vector>
+// vector<bool>
+
+// static void swap(reference x, reference y) noexcept;
+
+#include <vector>
+#include <cassert>
+
+int main()
+{
+ bool a[] = {false, true, false, true};
+ bool* an = a + sizeof(a)/sizeof(a[0]);
+
+ std::vector<bool> v(a, an);
+ std::vector<bool>::reference r1 = v[0];
+ std::vector<bool>::reference r2 = v[3];
+ assert(!r1);
+ assert( r2);
+ v.swap(r1, r2);
+ assert( r1);
+ assert(!r2);
+}
\ No newline at end of file