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Detect allocate_at_least with a concept #3891

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Merged
StephanTLavavej merged 2 commits into from
Jul 20, 2023
Merged

Detect allocate_at_least with a concept #3891

StephanTLavavej merged 2 commits into from
Jul 20, 2023

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@CaseyCarter CaseyCarter commented Jul 19, 2023 •
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... to avoid DevCom-10419218, a C1XX bug in the non-requires-expression detection.

Fixes VSO-1852860 / AB#1852860

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Detect allocate_at_least with a concept
d96fac1 
... to avoid a C1XX bug in the non-requires-expression detection.

Fixes VSO-1852860.
@CaseyCarter CaseyCarter added the bug Something isn't working label Jul 19, 2023
@CaseyCarter CaseyCarter requested a review from a team as a code owner July 19, 2023 20:39
@CaseyCarter CaseyCarter linked an issue Jul 19, 2023 that may be closed by this pull request
<xmemory>: allocate_at_least optimization broken by private inheritance from std::allocator #3890
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StephanTLavavej
StephanTLavavej reviewed Jul 19, 2023
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@CaseyCarter CaseyCarter added the high priority Important! label Jul 19, 2023
@StephanTLavavej StephanTLavavej self-assigned this Jul 20, 2023
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StephanTLavavej commented Jul 20, 2023

I'm mirroring this to the MSVC-internal repo - please notify me if any further changes are pushed.

@StephanTLavavej StephanTLavavej merged commit b81f61c into microsoft:main Jul 20, 2023
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StephanTLavavej commented Jul 20, 2023

Thanks for working around this compiler bug so elegantly! 🎉 🛠️ ✨

@CaseyCarter CaseyCarter deleted the re_re_un_allocate_at_most branch July 20, 2023 23:54
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CaseyCarter commented Jul 20, 2023

I'm sure the millions of users out there with customer allocators that implement allocate_at_least will appreciate all the work we've put into this.

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<xmemory>: allocate_at_least optimization broken by private inheritance from std::allocator

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