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[SR-9977] static function resolution depends on the source line position of the extension that provides overload
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#52381
opened Feb 22, 2019 by
weissi
[SR-9925] Void is not equatable (enum cases with Void associated values can't auto-synthesise Equatable)
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#52331
opened Feb 14, 2019 by
weissi
[SR-9905] passing array as array of existential super type is slow (allocates)
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#52311
opened Feb 11, 2019 by
weissi
[SR-9700] String(decoding:as:UTF8) fastpath doesn't work for Slice<UBP<UInt8> | URBP>
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
performance
standard library
Area: Standard library umbrella
#52140
opened Jan 18, 2019 by
weissi
[SR-9323] KeyPaths are quite slow
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#51793
opened Nov 22, 2018 by
weissi
[SR-9236] the tail reallocation support through tryReallocateUniquelyReferenced should work on Darwin
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#51724
opened Nov 13, 2018 by
weissi
[SR-8880] Swift 4.1 and 4.2 codegen for 'fib' implementation slightly less good than 4.0.2
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
performance
#51386
opened Sep 29, 2018 by
weissi
[SR-7778] ASan doesn't catch many bugs with UnsafePointers because the accesses happen in stdlib (non-instrumented code)
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
#50317
opened May 25, 2018 by
weissi
[SR-7586] creating a public typealias (to an internal type) inside of an internal extension is now an error
access control
Feature → modifiers: Access control and access levels
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
regression
source compatibility
swift 4.2
#50128
opened May 2, 2018 by
weissi
[SR-7546] Swift should support some mechanism to warn/error when heap allocations are happening
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
feature
A feature request or implementation
#50088
opened Apr 26, 2018 by
weissi
[SR-7541] Closure not optimized by closure specializer
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#50083
opened Apr 26, 2018 by
weissi
[SR-7478] type checker pretty confused
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
type checker
Area → compiler: Semantic analysis
#50021
opened Apr 19, 2018 by
weissi
[SR-7000] Swift shouldn't have 7000 bugs
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#49548
opened Feb 14, 2018 by
weissi
[SR-6991] prefix(through:) on LazyRandomAccessCollection becomes RandomAccessSlice
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#49539
opened Feb 13, 2018 by
weissi
[SR-6965] diagnostics bad when an unnecessary try is used in a non-throwing function
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
diagnostics QoI
Bug: Diagnostics Quality of Implementation
type checker
Area → compiler: Semantic analysis
#49513
opened Feb 9, 2018 by
weissi
[SR-6892] lazy sequences are a bit tricky with sometimes sub-optimal overload resolution
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#49441
opened Feb 1, 2018 by
weissi
[SR-6725] @autoclosure causes ambiguity warnings that can be fixed by wrapping in identity function
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
type checker
Area → compiler: Semantic analysis
#49274
opened Jan 9, 2018 by
weissi
[SR-6352] compiler claims a definition is ambiguous but it isn't
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
diagnostics QoI
Bug: Diagnostics Quality of Implementation
type checker
Area → compiler: Semantic analysis
#48902
opened Nov 10, 2017 by
weissi
[SR-6350] error: expression pattern of type 'Foo.Type' cannot match values of type 'Foo.Type'
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#48900
opened Nov 10, 2017 by
weissi
[SR-6211] type-inference fails through Optionals
compiler
The Swift compiler in itself
improvement
type checker
Area → compiler: Semantic analysis
#48763
opened Oct 24, 2017 by
weissi
[SR-6128] on Darwin for FileAttributeKey I need to A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
import struct Foundation.NSFileManager.FileAttributeKey
bug
#48683
opened Oct 12, 2017 by
weissi
[SR-5732] no built-in guaranteed way to read errno safely
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
standard library
Area: Standard library umbrella
#48302
opened Aug 22, 2017 by
weissi
[SR-5544] partially matched enum case with associated values shouldn't compile
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
#48116
opened Jul 24, 2017 by
weissi
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