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libstdc++: Only test writing to wostream if supported [PR 98725]

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libstdc++-v3/ChangeLog:

	PR libstdc++/98725
	* testsuite/20_util/unique_ptr/io/lwg2948.cc:  Do not try to
	write to a wide character stream if wide character support is
	disabled in the library.
This commit is contained in:
Jonathan Wakely 2021-01-18 14:23:13 +00:00
parent e393f03b1a
commit ec153f96f8
1 changed files with 2 additions and 0 deletions
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libstdc++-v3/testsuite/20_util/unique_ptr/io/lwg2948.cc
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@ -73,8 +73,10 @@ template<typename D>
static_assert( streamable<std::ostream, Unique_ptr<deleter<char>>> );
static_assert( ! streamable<std::ostream, Unique_ptr<deleter<wchar_t>>> );
#ifdef _GLIBCXX_USE_WCHAR_T
static_assert( ! streamable<std::wostream, Unique_ptr<deleter<char>>> );
static_assert( streamable<std::wostream, Unique_ptr<deleter<wchar_t>>> );
#endif
void
test02()