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Fix #4507: LWG-4053 Unary call to std::views::repeat does not decay the argument #4685

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merged 3 commits into from
May 23, 2024
Merged

Fix #4507: LWG-4053 Unary call to std::views::repeat does not decay the argument #4685

merged 3 commits into from
May 23, 2024

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Andor233
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Fix #4507

@Andor233 Andor233 requested a review from a team as a code owner May 22, 2024 08:48
frederick-vs-ja
frederick-vs-ja reviewed May 22, 2024
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@Andor233 Andor233 changed the title Fix #4507 Fix #4507: LWG-4053 Unary call to std::views::repeat does not decay the argument May 22, 2024
@StephanTLavavej StephanTLavavej added LWG Library Working Group issue ranges C++20/23 ranges labels May 22, 2024
@StephanTLavavej StephanTLavavej self-assigned this May 22, 2024
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I'm mirroring this to the MSVC-internal repo - please notify me if any further changes are pushed.

@StephanTLavavej StephanTLavavej merged commit ff0cff1 into microsoft:main May 23, 2024
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Thanks for implementing this LWG issue resolution! 🛠️ 😻 🚀

This change is expected to ship in VS 2022 17.11 Preview 3.

This was referenced May 25, 2024
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frederick-vs-ja
frederick-vs-ja reviewed Jun 25, 2024
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tests/std/tests/P2474R2_views_repeat/test.cpp
{
using RPV = ranges::repeat_view<const char*>;

static_assert(same_as<decltype(views::repeat("foo", unreachable_sentinel)), RPV>);
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Oops, these static_assert's actually tested the changes in LWG-4054, not LWG-4053 only. I'll fix this in a new PR soon.

@frederick-vs-ja frederick-vs-ja mentioned this pull request Jun 26, 2024
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@StephanTLavavej StephanTLavavej StephanTLavavej approved these changes

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LWG-4053 Unary call to std::views::repeat does not decay the argument
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