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Mark 'front()' and 'back()' as noexcept for array/deque/string/string_view. These are just rebranded 'operator[]', and should be noexcept like it is.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@356435 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2019-03-19 03:30:07 +00:00
parent e7641c9db9
commit ddb1b0576a
12 changed files with 94 additions and 45 deletions
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4
test/std/strings/basic.string/string.access/back.pass.cpp
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@@ -25,6 +25,10 @@ void
test(S s)
{
const S& cs = s;
ASSERT_SAME_TYPE(decltype( s.back()), typename S::reference);
ASSERT_SAME_TYPE(decltype(cs.back()), typename S::const_reference);
LIBCPP_ASSERT_NOEXCEPT( s.back());
LIBCPP_ASSERT_NOEXCEPT( cs.back());
assert(&cs.back() == &cs[cs.size()-1]);
assert(&s.back() == &s[cs.size()-1]);
s.back() = typename S::value_type('z');