Patrick Palka 96abc82224 libstdc++: Implement LWG 3820/3849 changes to cartesian_product_view ...

The LWG 3820 testcase revealed a bug in _M_advance, which this patch
also fixes.

libstdc++-v3/ChangeLog:

	* include/std/ranges
	(cartesian_product_view::_Iterator::_Iterator): Remove
	constraint on default constructor as per LWG 3849.
	(cartesian_product_view::_Iterator::_M_prev): Adjust position
	of _Nm > 0 test as per LWG 3820.
	(cartesian_product_view::_Iterator::_M_advance): Perform bounds
	checking only on sized cartesian products.
	* testsuite/std/ranges/cartesian_product/1.cc (test08): New test.

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..

backward

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bits

link pthread_join from std::thread ctor

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c

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c_compatibility

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c_global

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c_std

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debug

libstdc++: [_GLIBCXX_DEBUG] Remove useless constructor checks

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decimal

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experimental

libstdc++: Fix formatting

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ext

libstdc++: Suppress warnings about use of deprecated std::aligned_storage

2023-02-24 14:23:35 +00:00

parallel

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precompiled

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pstl

libstdc++: Fix non-reserved names in PSTL headers

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std

libstdc++: Implement LWG 3820/3849 changes to cartesian_product_view

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tr1

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tr2

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Makefile.am

libstdc++: Implement <experimental/synchronized_value> (P0290)

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Makefile.in

libstdc++: Implement <experimental/synchronized_value> (P0290)

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