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<code>&lt;vector&gt;</code>: The <code>vector&lt;bool&gt;</code> optimization for <code>copy()</code> performs a forbidden negative shift

bugSomething isn't workingSomething isn't working

Status: Open.

#5720 In microsoft/STL;

· StephanTLavavej opened on Sep 14, 2025

<code>&lt;random&gt;</code>: <code>independent_bits_engine</code> performs forbidden full shifts

bugSomething isn't workingSomething isn't working

Status: Open.

#5719 In microsoft/STL;

· StephanTLavavej opened on Sep 14, 2025

<code>&lt;filesystem&gt;</code>: std::filesystem::relative not accounting for drive letter case

bugSomething isn't workingSomething isn't working

filesystemC++17 filesystemC++17 filesystem

Status: Open.

#5715 In microsoft/STL;

· NikBomb opened on Sep 11, 2025

Questions about the precondition of std::any's assignment operators

questionFurther information is requestedFurther information is requested

Status: Open.

#5698 In microsoft/STL;

· achabense opened on Aug 27, 2025

<code>&lt;iomanip&gt;</code>: Should the <code>operator&lt;&lt;</code> for the return types of <code>quoted</code> be SFINAE-friendly?

questionFurther information is requestedFurther information is requested

Status: Open.

#5694 In microsoft/STL;

· frederick-vs-ja opened on Aug 26, 2025

<code>&lt;compare&gt;</code>: ordering types are default constructible and constructible from integer types

enhancementSomething can be improvedSomething can be improved

Status: Open.

#5689 In microsoft/STL;

· leni536 opened on Aug 21, 2025

ARM64 runtime assertion in <code>P0811R3_midpoint_lerp</code>

ARM64Related to the ARM64 architectureRelated to the ARM64 architecture

testRelated to test codeRelated to test code

Status: Open.

#5685 In microsoft/STL;

· StephanTLavavej opened on Aug 19, 2025

<code>&lt;tuple&gt;</code>: Should <code>allocator_arg_t</code> constructors of <code>tuple</code> specially handle <code>pair</code> since C++20?

LWG issue neededA wording defect that should be submitted to LWG as a new issueA wording defect that should be submitted to LWG as a new issue

Status: Open.

#5668 In microsoft/STL;

· frederick-vs-ja opened on Aug 6, 2025

<code>&lt;utility&gt;</code>: Is extending triviality for <code>pair</code> and <code>tuple</code> on the list of improvements for vNext?

performanceMust go fasterMust go faster

vNextBreaks binary compatibilityBreaks binary compatibility

Status: Open.

#5667 In microsoft/STL;

· cristi1990an opened on Aug 5, 2025

<code>&lt;array&gt;</code>: CTAD and element count limit

enhancementSomething can be improvedSomething can be improved

Status: Open.

#5665 In microsoft/STL;

· tiagomacarios opened on Aug 2, 2025

<code>&lt;complex&gt;</code>: Do we still want <code>_Ctraits</code>?

enhancementSomething can be improvedSomething can be improved

Status: Open.

#5638 In microsoft/STL;

· frederick-vs-ja opened on Jul 7, 2025

P1317R2 Remove Return Type Deduction In <code>apply()</code>

cxx26C++26 featureC++26 feature

Status: Open.

#5620 In microsoft/STL;

· StephanTLavavej opened on Jun 23, 2025