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[SR-15355] Storing continuations triggers unnecessary copies of data structures
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#57677
opened Oct 19, 2021 by
Lukasa
[SR-15197] Xcode 13 GM contains API incompatible SDK changes in libsystem
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#57519
opened Sep 15, 2021 by
Lukasa
[SR-15147] Improve elision of integer overflow checks
compiler
The Swift compiler in itself
improvement
performance
#57473
opened Sep 3, 2021 by
Lukasa
[SR-15076] AsyncStream.Continuation.YieldResult is hard to use to implement backpressure
improvement
standard library
Area: Standard library umbrella
#57402
opened Aug 16, 2021 by
Lukasa
[SR-15015] Using Glibc.errno/Darwin.errno generates concurrency warnings
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#57344
opened Aug 3, 2021 by
Lukasa
[SR-14476] Failure to eliminate unnecessary loads in trivial pointer program
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#56832
opened Apr 12, 2021 by
Lukasa
[SR-14419] Clarify guarantees around the lifetime of A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
self
in member functions
bug
#56775
opened Mar 29, 2021 by
Lukasa
[SR-14315] -emit-objc-header-path hits assertion on Linux
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#56674
opened Mar 8, 2021 by
Lukasa
[SR-13956] Access to property with private setter leads to unnecessary swift_beginAccess call
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#56353
opened Dec 11, 2020 by
Lukasa
[SR-13931] Excessive ARC when iterating collections containing Strings that access UTF8 views
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#56328
opened Dec 3, 2020 by
Lukasa
[SR-13111] String allocates twice when constructing from non-contiguous collection
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
performance
standard library
Area: Standard library umbrella
#55557
opened Jun 29, 2020 by
Lukasa
[SR-12909] SwiftPM does not use the default library search path for linking system libraries
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#55355
opened May 30, 2020 by
Lukasa
[SR-12777] SIMD generates bad code for string processing use-cases
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
simd
standard library
Area: Standard library umbrella
#55222
opened May 11, 2020 by
Lukasa
[SR-12715] Optimiser fails to elide bounds check that is guaranteed to succeed on constant-size array.
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
SILOptimizer
Area → compiler: SIL optimization passes
#55160
opened May 1, 2020 by
Lukasa
[SR-12264] Arrays don't create themselves quickly from sequences that can provide contiguous storage
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#54692
opened Feb 24, 2020 by
Lukasa
[SR-12222] No safe way to performantly zero-extend an Array
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#54648
opened Feb 17, 2020 by
Lukasa
[SR-12221] No safe way to efficiently implement a move operation on array and similar collections
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#54647
opened Feb 17, 2020 by
Lukasa
[SR-11895] Optimiser should be able to observe when a program could have used the _modify accessor
compiler
The Swift compiler in itself
improvement
performance
#54312
opened Dec 4, 2019 by
Lukasa
[SR-11857] Swift fails to optimise repeated force unwraps of the same variable.
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#54266
opened Nov 26, 2019 by
Lukasa
[SR-11706] Invoking computed properties on class-backed structures emits excessive retains/releases
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#54114
opened Nov 4, 2019 by
Lukasa
[SR-11505] Add rotate operations to the FixedWidthIntegers
improvement
standard library
Area: Standard library umbrella
#53906
opened Sep 22, 2019 by
Lukasa
[SR-11499] Bounds checks inhibiting vectorisation of array operations.
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#53900
opened Sep 21, 2019 by
Lukasa
[SR-11316] Swift Address Sanitizer fails to catch trivial use-after-free
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
found by asan
Flag: An issue found by the Address Sanitizer
#53717
opened Aug 16, 2019 by
Lukasa
[SR-11300] Provide a RawPointer version of ManagedBuffer
improvement
standard library
Area: Standard library umbrella
#53701
opened Aug 13, 2019 by
Lukasa
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