Changelog for dmd-2.109.0-1.1.x86_64.rpm :

* Sun Jun 02 2024 Andrea Manzini - Update to version 2.109.0
* Compiler changes + [next edition] Aliasing a member of a type instance is now an error + Add Bitfield Introspection Capability + Added __ctfeWrite to write messages from CTFE + Deprecation warnings are now also limited by -verrors + dtoh generates signatures for extern(Windows) and extern(System) functions. + foreach on a dynamic array can have an index type smaller than size_t + foreach_reverse on a delegate is now an error + Expansion of identifier tables to allow new characters to match C23 have been added along with CLI configurability + ImportC has improved Unicode support + Missing symbol errors are made less cryptic
* Runtime changes + Add module core.sys.linux.sys.mount. + Remove all collectNoStack functions and API from druntime. + Mark Thread.sleep as AATTtrusted
* Library changes + Add std.process.Config.preExecDelegate
* Mon May 06 2024 Andrea Manzini - Update to version 2.108.1
* DMD Compiler regression fixes + Bugzilla 23657: [REG2.101] Incorrect error escape reference to stack allocated value + Bugzilla 24436: a array be overwritten when other array be written + Bugzilla 24479: [REG2.104] Error on getAttributes on getOverloads of templates + Bugzilla 24505: [REG2.108] ImportC: Function-like macros (newly translated to templates) may collide with regular symbols + Bugzilla 24519: compiler segfault on default argument with slice operator []
* DMD Compiler bug fixes + Bugzilla 24495: ImportC: Struct initialization expression fails to initialize field + Bugzilla 24509: importC cannot handle _stdcall Function Calling Convention with single heading underscore + Bugzilla 24511: __stdcall functions from C are extern(C) in D.
* Phobos regression fixes + Bugzilla 24481: retro no longer works with types that support assignment but not moving
* Druntime regression fixes + Bugzilla 24498: Multidimensional array not scanned by GC
* Tue Apr 02 2024 Andrea Manzini - Update to version 2.108.0
* Compiler changes - Added .nameSig field to TypeInfo_Class in object.d - Keywords like __FILE__ are always evaluated at the call site - Hex strings now convert to integer arrays - Add support for Interpolated Expression Sequences - Named arguments for functions have been implemented and documented
* Library changes - isForwardRange, isBidirectionalRange, and isRandomAccessRange now take an optional element type - std.uni has been upgraded from Unicode 15.0.0 to 15.1.0
* Sat Mar 16 2024 Andrea Manzini - Added rdmd run/build tool ( https://dlang.org/rdmd.html )
* Tue Mar 12 2024 Andrea Manzini - Update to version 2.107.1
* DMD Compiler regression fixes - Bugzilla 20802: [REG2.088.0] Link failure with writefln - Bugzilla 24371: [REG 2.104] String array concatenation does not respect operator precedence
* DMD Compiler bug fixes - Bugzilla 20297: ld: warning: no platform load command found for macOS - Bugzilla 21047: Linker error: GOT load reloc does not point to a movq instruction - Bugzilla 22556: Invalid GOT load reloc with -O on MacOS - Bugzilla 23517: dmd with -g flag fails to link on macOS with unaligned pointer - Bugzilla 24137: Link failure on macOS with symbol count from symbol table and dynamic symbol table differ - Bugzilla 24365: ICE when printing \'showCtfeContext\' error - Bugzilla 24370: static array values in static AA initialise to dynamic arrays - Bugzilla 24399: Link failure on MacOS with address=0x0 points to section(2) with no content in config_a68_4c3.o - Bugzilla 24409: DMD crash for CTFE in stompOverlappedFields - Bugzilla 24422: ImportC: ICE: Segfault in cparseFunctionDefinition- Update to version 2.107.0
* Compiler changes - A string literal as an assert condition is deprecated - Unrecognized pragmas are no longer an error, but instead simply ignored - Added AATTstandalone for module constructors - _d_newarray{mTX,miTX,OpT} are converted to a single template: _d_newarraymTX
* Runtime changes - Using an invalid MemoryOrder for core.atomic operations are now rejected at compile time
* Library changes - isForwardRange now takes an optional element type.- Update to version 2.106.1
* DMD Compiler regression fixes - Bugzilla 22212: dmd version has -dirty suffix on windows
* DMD Compiler bug fixes - Bugzilla 22483: DMD generates invalid string sections that work by coincidence - Bugzilla 24281: Segfault with missing field after named argument - Bugzilla 24283: [SIMD][CODEGEN] Bad codegen with and not + AVX2 registers- Update to version 2.106.0
* 2.106.0 comes with 17 major changes and 65 fixed Bugzilla issues. For full changelog see https://dlang.org/changelog/2.106.0.html
* Fri Nov 03 2023 Andrea Manzini - Update to versione 2.105.3
* DMD Compiler regression fixes: - Bugzilla 24171: [REG 2.100] Segfault compiling an empty ddoc file - Bugzilla 24188: ICE (Illegal instruction) with missing imported symbol
* DMD Compiler bug fixes: - Bugzilla 23686: template instance reused with default alias arg - Bugzilla 23865: duplicate alias not detected- Changes from version 2.105.2:
* DMD Compiler regression fixes - Bugzilla 24109: [REG2.103] \'need this\' when invoking outer method from inner method - Bugzilla 24110: [REG2.104] Array comparison lowering apparently not handled properly in __traits(compiles) - Bugzilla 24118: ICE / regression from 2.103.1 - segfault on CTFE only code in 2.104.2 and 2.105.0 - Bugzilla 24144: [REG2.105] Silent file name index overflow
* DMD Compiler bug fixes - Bugzilla 24139: \'this\' corruption in extern(C++) dtor when destructing via TypeInfo_Struct
* Phobos bug fixes - Bugzilla 24140: Int128.opBinary [+-
*/%&|^] with negative long arguments gives wrong answers- Changes from version 2.105.1:
* A function with enum storage class is now deprecated, not an error
* for detail and bugfixes see https://dlang.org/changelog/2.105.1.html#bugfix-list- Changes from version 2.105.0:
* Compiler changes - Assignment-style syntax is now allowed for alias this - Catch clause must take only const or mutable exceptions - Functions can no longer have enum storage class - Overloading extern(C) functions is now an error - Deprecation phase ended for access to private method when overloaded with public method. - Added predefined version identifier VisionOS
* Runtime changes - Linux input header translations were added to druntime - Integration with the Valgrind memcheck tool has been added to the garbage collector
* Library changes - Better static assert messages for std.algorithm.iteration.permutations - Added std.system.instructionSetArchitecture and std.system.ISA
* Dub changes - Exposed --d-versions CLI flag
* for details see https://dlang.org/changelog/2.105.0.html#bugfix-list
* Thu Jul 20 2023 Matthias Eliasson - Update to version 2.104.2
* DMD Compiler regression fixes: - [REG2.102] Cannot use traits(getAttributes) with overloaded template - ImportC: ICE on nested C initializer 2
* DMD Compiler bug fixes: - Segmentation fault on mixin template + using unknown type - \"alias this\" not properly dereferenced when the object being looked up is a field of a type - error: instantiated from here: maxElement!(\"a.a\", A[])
* Druntime regression fixes: - \"Warning: cannot inline function\" in core.lifetime- Changes from version 2.204.1
* DMD Compiler regression fixes: - [REG2.101.0] Appending deprecated structs in deprecated function causes deprecation message - [REG 2.103.0] ICE: dip1021 memory corruption - ICE on failed alias this attempt on pointer expression - [REG 2.103.0] address of a __traits(getOverloads) item is not converted to a delegate anymore
* DMD Compiler bug fixes: - Segfault for function contract -preview=dip1021 - ICE: Invalid array access for invalid interface definition - ImportC: ICE on nested C initializer - segfault when printing scope inference failure - ICE: dip1021 asserts on typeof(null) parameter
* Phobos regression fixes: - std.range.slide fails in dmd-2.104.0 - std.algorithm.maxElement no longer works with array of BigInt- Changes from version 2.104.0
* Compiler changes: - Better error message when attribute inference fails down the call stack - Using ; as an empty statement has been turned into an error - Using in parameters with non extern(D)/extern(C++) functions is deprecated - in ref on parameters has been deprecated in favor of -preview=in - Throwing qualified objects is now deprecated - User Defined Attributes now parse Template Arguments
* Library changes: - Better static assert messages for std.algorithm.comparison.clamp - std.typecons.Rebindable now supports all types
* Tools changes: - rdmd supports -shared
* Dub changes: - Add new properties \'cSourcePaths\' and \'cImportPaths\' to SDL/JSON - The way packages are stored internally has changed- Changes from version 2.103.1
* Compiler changes: - Deprecate invalid special token sequences inside token strings
* DMD Compiler regression fixes: - Header generation wrongfully outputs constructor bodies - Typing invalid mnemonic in asm{} block segfault
* DMD Compiler bug fixes: - Segmentation fault in CppMangleVisitor.headOfType - Assertion failure in CppMangleVisitor.template_args - Segfault for malformed static if in imported template
* Druntime regression fixes: - [REG 2.103] Throwing while in a deep callstack causes memory corruption
* Sun Apr 16 2023 Bjørn Lie - Update to version 2.103.0
* Compiler changes: - Add __check(assign-expression) to ImportC - Alias this for classes is deprecated - -preview=dip25 has been enabled by default - export int a; now generates dllexport instead of dllimport - Deprecate traits(isVirtualFunction) and traits(getVirtualFunctions)
* Library changes: - Unicode grapheme walking updated to conform to Unicode version 15 - Better static assert messages for std.algorithm.iteration.joiner - Better static assert messages for std.algorithm.sorting.sort
* Dub changes: The --color argument now accepts values auto, never, always- Changes from version 2.102.2:
* 6 fixed Bugzilla issues.- Changes from version 2.102.1:
* Dub changes: - Reverted v1.31.0 working directory change when using dub run - -root= - Path dependencies of path-based sub-packages have been fixed- Changes from version 2.102.0:
* Compiler changes: - A missed case of conflicting extern (D) AATTsystem function definitions has been deprecated - Deprecate the ability to call __traits(getAttributes) on overload sets - Deprecate non-empty for statement Increment clause with no effect - Array literals assigned to scope array variables can now be allocated on the stack - static assert now supports multiple message arguments - -preview=systemVariables has been added
* Runtime changes: The default Throwable.TraceInfo generation now is AATTnogc.
* Library changes: - Single- and double-precision implementations for log function families - The Unicode property \"C\" aka \"Other\" has had the wrong properties associated with it - Unicode table generator is now in Phobos, tables are updated to version 15 - std.typecons.Unique now calls destroy on struct types
* Installer changes: - Update the bundled VisualD package - Prefer 64 bit over 32 bit DMD on Windows 64 bit.
* Dub changes: - Binary output will now be in a central cache - DUB API breaking change: Package.metadataCache setter and getter have been removed- Changes from version 2.101.2:
* 16 fixed Bugzilla issues.- Changes from version 2.101.1:
* 11 fixed Bugzilla issues.
* Thu Dec 01 2022 Fabian Vogt - Bootstrap using gdmd instead of prebuilt binaries
* Wed Nov 16 2022 Chris Josten - Build using the build.d script, as opposed to the deprecated posix.mak- Remove dmd_use_tarball_bootstrap.diff patch as it is no longer needed- Update to version 2.101.0
* Compiler changes
* Add bit fields to D
* Added __traits(classInstanceAlignment)
* Relaxed pragma(crt_constructor) / pragma(crt_destructor) linkage check
* Add predefined version D_Optimized when compiling with -O
* Throwing from contracts of nothrow functions has been deprecated
* Using integers for version or debug conditions has been deprecated
* Print deprecations for scope pointer errors
* Improvements for the C++ header generation
* -preview=fixImmmutableConv has been added
* Returning a discarded void value from a function is now deprecated
* ImportC now recognizes the typeof(...) operator
* Removed the -transition=markdown and -revert=markdown switches
* new can now allocate an associative array
* -preview=in can now be used with extern(C++), disabled for other non-D linkage
* The shortened method syntax is now available by default.
* Source files may no longer contain Unicode directionality overrides
* Runtime changes
* Added avx512f detection to core.cpuid
* --DRT-oncycle=deprecate is removed
* Posix (excl. Darwin): Switch default GC signals from SIGUSR1/2 to SIGRTMIN/SIGRTMIN+1
* Library changes
* Added SafeRefCounted, that can be used in AATTsafe with - preview=dip1000.
* Move logger out of experimental.
* remove std.experimental.logger\'s capability to set the minimal LogLevel at compile time
* Change std.experimental.logger.core.sharedLog to return shared(Logger)
* std.experimental.typecons has been removed
* std.digest.digest has been removed
* std.xml has been removed
* std.socket.Socket methods now accept only scope arrays.
* Add custom fill value to std.outbuffer.OutBuffer class- Update to version 2.100.2
* Compiler changes
* scope(failure) blocks that contain return statements are now deprecated- Update to version 2.100.1
* Compiler changes
* scope(failure) blocks that contain return statements are now deprecated- Update to version 2.100.0
* Compiler changes
* End deprecation period for using alias this for partial assignment.
* The deprecation period for D1-style operators has ended.
* scope as a type constraint on class, struct, and enum declarations is deprecated.
* The deprecation period of unannotated asm blocks has been ended.
* The deprecation period of the delete keyword has been ended.
* Improvements for the C++ header generation
* The deprecation period for scope as a type constraint on interface declarations has ended.
* The inout attribute no longer implies the return attribute
* Support contract invariant version identifier.
* Implement DIP 1038: AATTmustuse
* Added .tupleof property for static arrays
* Usage of this and super as types has been removed
* A missed case of switch case fallthrough has been deprecated
* Library changes
* New function bind in std.functional
* Nullable in std.typecons can now act as a range
* Zlib updated to 1.2.12
* Tools changes
* rdmd now supports specifying the D compiler using the RDMD_DMD environment variable- Update to version 2.099.1
* Compiler changes
* Special case for __traits(parameters) in foreach loops was removed
* Library changes
* std.experimental.logger default level changed to info instead of warning- Update to version 2.099.0
* Compiler changes
* When ref scope return attributes are used on a parameter, and return scope appears, the return applies to the scope, not the ref.
* __traits(parameters) has been added to the compiler.
* Add ability to import modules to ImportC
* Casting between compatible sequences
* New command line switch -vasm which outputs assembler code per function
* The \'-preview=intpromote\' switch is now set by default.
* -m32 now produces MS Coff objects when targeting windows
* Ignore unittests in non-root modules
* main can now return type noreturn and supports return inference
* Falling through switch cases is now an error
* Throw expression as proposed by DIP 1034 have been implemented
* Added __traits(initSymbol) to obtain aggregate initializers
* Runtime changes
* Add support for AATTsafe class opEquals
* Library changes
* Move checkedint out of experimental.
* chunkBy AATTsafe with forward ranges and splitWhen fully AATTsafe
* std.csv can now optionally handle csv files with variable number of columns.
* Change default log level for std.experimental.logger to LogLevel.warning
* std.conv.to accepts std.typecons tuples
* Mon Dec 27 2021 Chris Josten - Update to version 2.098.1
* DMD Compiler regression fixes
* [REG2.084.0] Bogus slice assignment in recursive CTFE call
* spurious deprecation warnings on function calls within with(X) blocks while X has a deprecated alias this target
* OpDispatch does not work for structs with constructor and destructor
* error in static struct initialization causes wrong position for subsequent members, producing extra errors
* alias this returns \'null\' for ref types when put into array initializer
* Rebindable does not work when class has alias this to inout property
* A case of compiler crash when using auto ref
* Spurious \"non-constant expression\" error with immutable constructors
* Compiler segfault on static array in a struct at CTFE
* [REG2.097] Error: mismatched function return type inference of void and noreturn
* Compiler crash when attempting to assign to function
* [REG 2.098-rc.2] -checkaction=context of a shared type with an opCast fails to compile
* CTFE fails to iterate over associative array previously indexed with implicit conversion to enum base type
* [REG2.094] function with tuple parameter with default argument fails if there\'s a qualifier
* [REG2.098] Apparent CTFE regression wrt. alias this
* Invalid error message for void return from non-void functions
* importC: incomplete array type must have initializer
* Invalid duplicate case error when the switched value has errors
* Segfault for function literal in struct initializer with previous errors
* wrong deprecation about empty statement
* [REG 2.098] Error: function \'core.stdc.stdio.vfprintf\' \'pragma(printf)\' functions must be \'extern(C) int vfprintf([parameters...], const(char)
*, va_list)\'
* more arguments than fields allowed in struct constructor
* importC: Error: undefined reference to \'parameter\' when no parameter names in forward declaration
* importC: Error: variable \'var\' extern symbols cannot have initializers
* importC: Segmentation fault indexing global array at run-time
* ICE on overloaded constructors
* DMD Compiler bug fixes
* ReturnStatement[CallExp(DotVarExp)]: Corrupted runtime on missed manifest constant propagation
* Wrong cast of float constant to bool
* \'export\' keyword on OSX/Linux globals causing segfaults
* [ICE] AssertErrorAATTdmd/optimize.d(691): Assertion failure
* Internal compiler assertion
* ICE (illegal instruction) with bad code
* cod1: Assertion failure for noreturn parameter
* ice for global / tls variable of type noreturn
* ice when dmd computes the alignment of an union containing a noreturn
* importC: Parser accepts arrays with incomplete element types
* ImportC: #pragma pack is not implemented
* Link error for virtual destructor of C++ class in DLL
* ImportC: error parsing compound literal with more than one value at function scope.
* importC: Error: C non-array initializer not supported yet
* importC: Error: cannot use non-constant CTFE pointer in an initializer
* Wrong overload selected for AATTsafe delegate
* noreturn functions are allowed to return normally
* importC: Error: unknown, when compiling source with non-constant initializer.
* importC: Error: static variable cannot be read at compile time
* importC: Error: unknown, when compiling source with typedef\'d initializer
* importC: Error: can\'t subtract \'__tag2[1]\' from pointer
* importC: Error: cannot pass argument \'0\' of type \'int\' to parameter \'const(char)
*\'
* importC: Error: cannot modify \'const\' expression \'(
*s).field\'
* importC: Error: \'switch\' statement without a \'default\'; use \'final switch\' or add \'default: assert(0);\' or add \'default: break;\'
* importC: Error: cannot implicitly convert expression of type \'extern (C) int(int a)\' to \'const(extern (C) int function(int))\'
* importC: [ICE] Error: struct no size because of forward reference
* importC: Error: cannot implicitly convert expression of type \'const(char
*)\' to \'char
*\'
* importC: Error: array index 0 is out of bounds
* ImportC: parse gnu attributes after a function parameter
* importC: static variables/functions emit global symbols
* ImportC: casting result of postfix operator on a parenthesized expression to a typedef’d type is parsed incorrectly
* ImportC: Lots of errors when compiling tomlc99
* ImportC: address of member of struct can’t be taken at compile time.
* [REG 2.093][ICE] Bus error at dmd/lexer.d:398
* Explicit cast between classes incorrectly goes through \'alias this\' inside CTFE
* importC: D name mangling applied to forward declaration of function inside function
* ImportC: const pointer (not pointer to const) is treated as transitive const
* importC: function \'func\' conflicts with function \'func\' when using static in forward declaration
* importC: float literal should support leading zero
* ImportC: extra semicolon not allowed outside of functions
* DMD compiler errors on Illumos/Solaris
* ImportC: cannot implicitly convert expression S(0) of type S to int in an S array
* ImportC: decay of function to typedef\'d const function pointer causes ICE.
* importC: Error: undefined reference to \'__builtin_va_start\' and \'__builtin_va_end\'
* importC: Debug information for C sources have DW_AT_language set to D.
* importC: Segmentation fault initializing va_list with __builtin_va_start
* importC: Error: cannot convert string literal to \'void
*\'
* Phobos regression fixes
* [REG2.069] TaskPool.reduce fails to compile \"cannot get frame pointer to D main\"
* Phobos bug fixes
* OpenBSD: Add OpenBSD to std/system.d OS list
* Array!T.init.data crashes
* Phobos enhancements
* data should work with const/immutable Array\'s
* Nullable is not copyable when templated type has elaborate copy ctor
* std.traits.fqnType is missing support for typeof(null)
* Druntime regression fixes
* [REG2.091] Wrong file read during exception stringification leads to SIGBUS
* std.meta.allSatisfy in mutual recursion classes cannot be compiled
* core.demangle does not support noreturn
* Druntime bug fixes
* Unify polyImpl implementations
* Remove useless conditional assignment of DISABLED_TESTS in posix.mak
* Druntime enhancements
* Explicitly cast backtrace results to int- Update to version 2.098.0
* Compiler changes
* Add Alias Assignment
* Accessing C Declarations From D Via ImportC Compiler
* Using the syntax (args) => {} now triggers a deprecation message
* Improvements for the C++ header generation
* -preview=dtorfields is now enabled by default
* Add .min, .max, etc. properties for vector types
* Using a mutable variable as a switch case now triggers an error
* Out of bounds array access now gives a better error message
* Class allocators have been removed from the language
* Initialization of immutable global data from static this now triggers an error
* Add -target= for operating system, c, and c++ runtime cross compilation
* Default initialization of union field that isn\'t the first member now triggers an error
* Runtime changes
* TypeInfo names for aggregates are fully qualified and hence unique now
* A concurrent GC for Posix systems
* Improve POSIX imports
* Library changes
* New function isValidCharacter in std.utf
* Dub changes
* Added support for environment variables to use compilation and run (or test) option to the dub settings file and dub.json/dub.sdl.
* Tue Jun 08 2021 Ferdinand Thiessen - Update to version 2.097.0
* Compiler changes
* Deprecation period for ambiguous ternary expressions has ended
* Usage of the body keyword has been deprecated
* Deprecate a case of using fully-qualified names to bypass imports
* Explicit package visibility attribute is now always applied to new scopes
* pragma(mangle) can now be applied to aggregates
* Complex and imaginary types are now deprecated
* while (auto n = expression) is now supported
* Library changes
* Centering formatted output.
* AllImplicitConversionTargets replaces ImplicitConversionTargets
* Formatting integers with %e, %f, %g and %a is now possible.
* Implementation of pow(f, -2) and f ^^ -2 changed
* Deprecate std.format : enforceValidFormatSpec
* Deprecate std.format : formatElement
* Deprecate std.format : unformatElement
* FieldnameTuple now returns an empty tuple for interfaces
* Fields (formerly FieldTypeTuple) now returns an empty tuple for interfaces
* Floating point numbers can be formatted at compile time
* Formatting floating point numbers don\'t allocate with the GC anymore.
* Some reals will be downcast to double when used with std.format.
* std.typecons.Nullable: Remove deprecated alias get this.
* Documentation of std.format has been completely reworked.
* Module std.format has been split into smaller modules
* Module std.math has been split into smaller modules
* splitWhen added to std.algorithm.iteration
* The old benchmarking functionality in std.datetime has been removed.
* std.exception.enforceEx has been removed.
* New module: std.sumtype
* std.range.Transposed: Remove deprecated member save
* Dub changes
* Added support for low memory compilation option to the dub settings file.
* Mon May 17 2021 Ferdinand Thiessen - Update to version 2.096.1
* Runtime changes:
* Variables suspendSignalNumber and resumeSignalNumber are now private
* The druntime option callStructDtorsDuringGC has been removed
* Experimental llvm-libunwind based backtrace printing was added
* Library changes
* Return the number of characters consumed by std.conv.parse
* Deprecate std.stdio.getdelim and std.stdio.getline
* Add integer conversions in JSONValue.get
* Deprecate std.math : approxEqual
* Compiler changes
* Deprecate bypassing of symbol visibility when doing overload resolution
* Deprecation triggered inside of templates now show instantiation trace
* Improvements for the C++ header generation
* Diagnostics for conflicting function definitions within a module
* extern(Pascal) has been removed
* The compiler now accepts -extern-std=c++20
* C++ compability standard now c++11 by default
* Add -preview=inclusiveincontracts: in contracts must be an explicit superset of the parent in contracts.
* Add support for Objective-C protocols
* Allow any compile-time argument in pragma(inline)
* Add __traits(getCppNamespaces, symbol) to retrieve the C++ namespaces a symbol resides in.
* DMD Compiler regressions / bugs:
* printf check does not recognize GNU extensions
* Function alias reported as conflicting function
* Slice assignment segmentation fault
* ssignment inside assert accepted if -checkaction=context is given
* Struct dtor is called twice if struct is created inside ternary operator
* Mangling problem wrt. backrefs and function types
* build.d install fails, can\'t find dmd.conf
* Constructor flow analysis doesn\'t understand unions
* Confusing error message for CTFE pointer in static initializer
* checkaction=context creates temporary of type void
* Overload selection ignores slice
* -preview=rvaluerefparam does not work with template deduction
* CTFE doesn\'t call base class destructor for extern(D) classes
* Wrong ParameterStorageClass when -preview=in is used
* Phobos enhancements / regression fixes:
* std.process.browse does not work with URLs 256 characters or longer
* std.regex performance regression (additional GC allocation)
* Specifying null as bitfields variable name now fails
* avoid quadratic template expansion in constraints of multiple search term versions of std.algorithm.searching.startsWith & endsWith
* casting std.BigInts to built-in floating point types doesn\'t work without -preview=dip1000
* std.algorithm.mutation.copy fails on overlapping arrays if the source array\'s pointer is less than the destination array\'s pointer
* std.experimental.checkedint opBinaryRight with integer left-hand side does not compile for any operators
* std.typecons.ReplaceType does not work for in parameters
* Deprecated Nullable.get warning with Appenders
* Druntime bugs / regression fixes:
* std.conv.emplace not usable in betterC - 2.096
* casWeak is not implemented
* joining a detached thread results in segfault.
* core.atomic.atomicFetchSub for pointers incorrectly calls wrong function from core.internal.atomic