libstdc++: Reduce header dependencies from PSTL headers [PR92546]

This avoids including the whole of <functional> in <algorithm>, as the
<pstl/glue_algorithm_defs.h> header only actually needs std::pair.

This also avoids including <iterator> in <pstl/utils.h>, which only
needs <type_traits>, std::bad_alloc, and std::terminate (which can be
repalced with std::__terminate). This matters less, because
<pstl/utils.h> is only included by the <pstl/*_impl.h> headers and they
all use <iterator> anyway, and are only included by <execution>.

libstdc++-v3/ChangeLog:

	PR libstdc++/92546
	* include/pstl/glue_algorithm_defs.h: Replace <functional> with
	<bits/stl_pair.h>.
	* include/pstl/utils.h: Replace <iterator> with <type_traits>.
	(__pstl::__internal::__except_handler): Use std::__terminate
	instead of std::terminate.
	* src/c++17/fs_path.cc: Include <array>.
	* testsuite/25_algorithms/adjacent_find/constexpr.cc: Include
	<functional>.
	* testsuite/25_algorithms/binary_search/constexpr.cc: Likewise.
	* testsuite/25_algorithms/clamp/constrained.cc: Likewise.
	* testsuite/25_algorithms/equal/constrained.cc: Likewise.
	* testsuite/25_algorithms/for_each/constrained.cc: Likewise.
	* testsuite/25_algorithms/includes/constrained.cc: Likewise.
	* testsuite/25_algorithms/is_heap/constexpr.cc: Likewise.
	* testsuite/25_algorithms/is_heap_until/constexpr.cc: Likewise.
	* testsuite/25_algorithms/is_permutation/constrained.cc: Include
	<iterator>.
	* testsuite/25_algorithms/is_sorted/constexpr.cc: Include
	<functional>.
	* testsuite/25_algorithms/is_sorted_until/constexpr.cc:
	Likewise.
	* testsuite/25_algorithms/lexicographical_compare/constexpr.cc:
	Likewise.
	* testsuite/25_algorithms/lexicographical_compare/constrained.cc:
	Likewise.
	* testsuite/25_algorithms/lexicographical_compare_three_way/1.cc:
	Include <array>.
	* testsuite/25_algorithms/lower_bound/constexpr.cc: Include
	<functional>.
	* testsuite/25_algorithms/max/constrained.cc: Likewise.
	* testsuite/25_algorithms/max_element/constrained.cc: Likewise.
	* testsuite/25_algorithms/min/constrained.cc: Likewise.
	* testsuite/25_algorithms/min_element/constrained.cc: Likewise.
	* testsuite/25_algorithms/minmax_element/constrained.cc:
	Likewise.
	* testsuite/25_algorithms/mismatch/constexpr.cc: Likewise.
	* testsuite/25_algorithms/move/93872.cc: Likewise.
	* testsuite/25_algorithms/move_backward/93872.cc: Include
	<iterator>.
	* testsuite/25_algorithms/nth_element/constexpr.cc: Include
	<functional>.
	* testsuite/25_algorithms/partial_sort/constexpr.cc: Likewise.
	* testsuite/25_algorithms/partial_sort_copy/constexpr.cc:
	Likewise.
	* testsuite/25_algorithms/search/constexpr.cc: Likewise.
	* testsuite/25_algorithms/search_n/constrained.cc: Likewise.
	* testsuite/25_algorithms/set_difference/constexpr.cc: Likewise.
	* testsuite/25_algorithms/set_difference/constrained.cc:
	Likewise.
	* testsuite/25_algorithms/set_intersection/constexpr.cc:
	Likewise.
	* testsuite/25_algorithms/set_intersection/constrained.cc:
	Likewise.
	* testsuite/25_algorithms/set_symmetric_difference/constexpr.cc:
	Likewise.
	* testsuite/25_algorithms/set_union/constexpr.cc: Likewise.
	* testsuite/25_algorithms/set_union/constrained.cc: Likewise.
	* testsuite/25_algorithms/sort/constexpr.cc: Likewise.
	* testsuite/25_algorithms/sort_heap/constexpr.cc: Likewise.
	* testsuite/25_algorithms/transform/constrained.cc: Likewise.
	* testsuite/25_algorithms/unique/constexpr.cc: Likewise.
	* testsuite/25_algorithms/unique/constrained.cc: Likewise.
	* testsuite/25_algorithms/unique_copy/constexpr.cc: Likewise.
	* testsuite/25_algorithms/upper_bound/constexpr.cc: Likewise.
	* testsuite/std/ranges/adaptors/elements.cc: Include <vector>.
	* testsuite/std/ranges/adaptors/lazy_split.cc: Likewise.
	* testsuite/std/ranges/adaptors/split.cc: Likewise.
This commit is contained in:
Jonathan Wakely 2022-03-17 16:45:43 +00:00
parent c0009a3b98
commit ac73c944ea
48 changed files with 50 additions and 4 deletions

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@ -10,7 +10,7 @@
#ifndef _PSTL_GLUE_ALGORITHM_DEFS_H
#define _PSTL_GLUE_ALGORITHM_DEFS_H
#include <functional>
#include <bits/stl_pair.h>
#include "execution_defs.h"

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@ -11,7 +11,7 @@
#define _PSTL_UTILS_H
#include <new>
#include <iterator>
#include <type_traits>
namespace __pstl
{
@ -32,7 +32,7 @@ __except_handler(_Fp __f)
}
catch (...)
{
std::terminate(); // Good bye according to the standard [algorithms.parallel.exceptions]
std::__terminate(); // Good bye according to the standard [algorithms.parallel.exceptions]
}
}

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@ -33,6 +33,7 @@
#include <filesystem>
#include <algorithm>
#include <array>
#include <bits/stl_uninitialized.h>
namespace fs = std::filesystem;

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr std::array<int, 12> car{{0, 1, 2, 3, 4, 5, 6, 6, 8, 9, 9, 11}};

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do compile { target c++2a } }
#include <algorithm>
#include <functional>
#include <array>
// heap

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
// heap
constexpr std::array<int, 23>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <iterator>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr std::array<int, 12> ca0{{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}};

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <array>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do compile { target c++2a } }
#include <algorithm>
#include <functional>
struct X
{

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@ -19,6 +19,7 @@
// { dg-do compile { target c++2a } }
#include <algorithm>
#include <iterator>
struct X
{

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -19,6 +19,7 @@
// { dg-do run { target c++2a } }
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <list>
#include <algorithm>
#include <functional>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,6 +20,7 @@
#include <algorithm>
#include <array>
#include <functional>
constexpr bool
test()

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@ -20,9 +20,10 @@
#include <algorithm>
#include <ranges>
#include <tuple>
#include <vector>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>
#include <tuple>
namespace ranges = std::ranges;
namespace views = ranges::views;

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@ -22,6 +22,7 @@
#include <ranges>
#include <string>
#include <string_view>
#include <vector>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>

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@ -22,6 +22,7 @@
#include <ranges>
#include <string>
#include <string_view>
#include <vector>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>