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- Use `@pool_init()` to set up a temp pool on a thread. Only the main…

Version 0.6.8

Changes / improvements

• Increase precedence of (Foo) { 1, 2 }
• Add --enable-new-generics to enable Foo{int} generic syntax.
• {| |} expression blocks deprecated.
• c3c --test-leak-report flag for displaying full memory lead report if any
• Output into /.build/obj/ by default.
• Output llvm/asm into llvm/ and asm/ by default.
• Add flag --suppress-run. For commands which may run executable after building, skip the run step. #1931
• Add --build-env for build environment information.
• Deprecation of @operator(construct).

Fixes

• Bug appearing when ?? was combined with boolean in some cases.
• Test runner --test-disable-sort didn't work, c3c was expecting --test-nosort
• Test runner with tracking allocator assertion at failed test #1963
• Test runner with tracking allocator didn't properly handle teardown_fn
• Correctly give an error if a character literal contains a line break.
• Implicitly unwrapped optional value in defer incorrectly copied #1982.
• Crash when trying to define a method macro that isn't @construct but has no arguments.
• Regression, .gitkeep files were generated incorrectly.
• Aliases are now correctly handled as if they were variables/functions in regards to namespacing and accept @builtin.
• Correctly handle in/out when interacting with inout.
• Don't delete .o files not produced by the compiler.
• Fix optional jumps in expression lists, #1942.
• Several fixes for .o files and -o output, improving handling and naming.
• Fix bug casting bool to int to other int #1995.
• @if declarations were missing from -P output #1973.
• Check exe and lib output so -o works with directories.
• Swizzling an inline vector in a struct would cause a crash.
• Fixed error and poor error message when using an invalid target name.

Version 0.6.7

C3 version 0.6.7

Changes / improvements

• Contracts @require/@Ensure are no longer treated as conditionals, but must be explicitly bool.
• Add win-debug setting to be able to pick dwarf for output #1855.
• Error on switch case fallthough if there is more than one newline #1849.
• Added flags to c3c project view to filter displayed properties
• Compile time array assignment #1806.
• Allow +++ to work on all types of arrays.
• Allow (int[*]) { 1, 2 } cast style initialization.
• Experimental change from [*] to [?]
• Warn on if-catch with just a default case.
• Compile time array inc/dec.
• Improve error message when using ',' in struct declarations. #1920
• Compile time array assign ops, e.g. $c[1] += 3 #1890.
• Add inline to enums #1819.
• Cleaner error message when missing comma in struct initializer #1941.
• Distinct inline void causes unexpected error if used in slice #1946.
• Allow fn int test() => @pool() { return 1; } short function syntax usage #1906.
• Test runner will also check for leaks.
• Improve inference on ?? #1943.
• Detect unaligned loads #1951.

Fixes

• Fix issue requiring prefix on a generic interface declaration.
• Fix bug in SHA1 for longer blocks #1854.
• Fix lack of location for reporting lambdas with missing return statement #1857.
• Compiler allows a generic module to be declared with different parameters #1856.
• Fix issue with @const where the statement $foo = 1; was not considered constant.
• Const strings and bytes were not properly converted to compile time bools.
• Concatenating a const empty slice with another array caused a null pointer access.
• Fix linux-crt and linux-crtbegin not getting recognized as a project paramater
• Fix dues to crash when converting a const vector to another vector #1864.
• Filter $exec output from \r, which otherwise would cause a compiler assert #1867.
• Fixes to `"exec" use, including issue when compiling with MinGW.
• Correctly check jump table size and be generous when compiling it #1877.
• Fix bug where .min/.max would fail on a distinct int #1888.
• Fix issue where compile time declarations in expression list would not be handled properly.
• Issue where trailing body argument was allowed without type even though the definition specified it #1879.
• Fix issues with @jump on empty default or only default #1893 #1894
• Fixes miscompilation of nested @jump #1896.
• Fixed STB_WEAK errors when using consts in macros in the stdlib #1871.
• Missing error when placing a single statement for-body on a new row #1892.
• Fix bug where in dead code, only the first statement would be turned into a nop.
• Remove unused $inline argument to mem::copy.
• Defer is broken when placed before a $foreach #1912.
• Usage of @NoReturn macro is type-checked as if it returns #1913.
• Bug when indexing into a constant array at compile time.
• Fixing various issues around shifts, like z <<= { 1, 2 }.
• return (any)&foo would not be reported as an escaping variable if foo was a pointer or slice.
• Incorrect error message when providing too many associated values for enum #1934.
• Allow function types to have a calling convention. #1938
• Issue with defer copying when triggered by break or continue #1936.
• Assert when using optional as init or inc part in a for loop #1942.
• Fix bigint hex parsing #1945.
• bigint::from_int(0) throws assertion #1944.
• write of qoi would leak memory.
• Issue when having an empty Path or just "."
• set_env would leak memory.
• Fix issue where aligned bitstructs did not store/load with the given alignment.
• Fix issue in GrowableBitSet with sanitizers.
• Fix issue in List with sanitizers.
• Circumvent Aarch64 miscompilations of atomics.
• Fixes to ByteBuffer allocation/free.
• Fix issue where compiling both for asm and object file would corrupt the obj file output.
• Fix poll and POLL_FOREVER.
• Missing end padding when including a packed struct #1966.
• Issue when scalar expanding a boolean from a conditional to a bool vector #1954.
• Fix issue when parsing bitstructs, preventing them from implementing interfaces.
• Regression String! a; char* b = a.ptr; would incorrectly be allowed.
• Fix issue where target was ignored for projects.
• Fix issue when dereferencing a constant string.
• Fix problem where a line break in a literal was allowed.

Stdlib changes

• Added '%h' and '%H' for printing out binary data in hexadecimal using the formatter.
• Added weakly linked __powidf2
• Added channels for threads.
• New std::core::test module for unit testing machinery.
• New unit test default runner.
• Added weakly linked fmodf.
• Add @select to perform the equivalent of a ? x : y at compile time.
• HashMap is now Printable.
• Add allocator::wrap to create an arena allocator on the stack from bytes.

Version 0.6.6

0.6.6 Change list

Changes / improvements

• Split help into normal and "full" help, #1703
• Removed 'headers' command line option.
• Add enum.from_ordinal and fault.from_ordinal
• Deprecate cast-style conversion from integer <-> enum.
• Make deprecation an error in test mode.
• Add --win-vs-dirs to override VS detection dirs.
• Add "name" project property to override the name of the resulting binary. #1719
• Improved add-project to take arguments.
• Improve error reporting when using type names as the function argument #1750.
• Improve ordering of method registration to support adding methods to generic modules with method constraints #1746
• Support experimental @operator(construct) operator overload.
• Allow using 'var' to declare lambdas in functions.
• Add 'validation' setting and make dead code a warning.
• Allow compile time $foreach iteration over constant Strings and bytes.
• Improved error message when accessing @private from other modules #1769.
• Include @name when searching for possible matches to name in the error message. #1779
• Improve @param parse errors #1777
• Improved #foo resolution inside of the compiler.
• Deprecated '&' macro arguments.
• Deprecate `fn void! main() type main functions.
• Deprecate old void! @benchmark and @test functions.
• Allow test runners to take String[] arguments.
• Added --lsp output.
• Improve the error message when running out of memory.
• Allowed passing arguments to @test / @benchmark runners via c3c test[benchmark] -- -o --opt1 <arg1>
• Handle bytes and string literals the same way in terms of zero termination.
• Function comments are stored and displayed with -P.
• Prevent #hash arguments from taking code that modifies ct variables. #1794
• Make stringify to recursively enter #hash expressions #1834.

Fixes

• Fix case trying to initialize a char[*]* from a String.
• Fix Map & HashMap put_all_for_create not copying all elements, causing init_from_map to create incomplete copy.
• Fix bug when a macro calling an extern function was called in another module also declaring and calling the same function. #1690
• static-lib and dynamic-lib options from the command line now produces headers.
• Fix bug outputting exported functions without predefined extname.
• Fix problem where crt1 was linked for dynamic libraries on Linux and BSD. #1710
• Fix CRT detection on Arch Linux.
• Fix lexer allowing a trailing underscore (_) with hex and binary literals.
• Fix --list-operators CLI command printing underscore (_) and hash (#).
• Fix bug in temp allocator when temp memory is exhausted and allocation needs overaligned mem. #1715
• Incorrectly handles distinct enums and pointers with '+=' and '-=' #1717.
• Prevent DString from being initialized with "".
• Fix bug in OnStackAllocator when freeing overallocated data. #1720
• Use weak_odr rather than weak on Windows which seems to prevent issues such as #1704.
• Use weak on dyn-symbols on Linux.
• Fix crash on project.json not having an empty set of targets.
• Miscompile when indexing an array with small unsigned types for enums.
• Change CBool to be 1 byte.
• any_to_int checks value to be int and no longer works with enum.
• Add check in formatter printing "%c".
• Fix bug where !! and ! was not recognized to jump out of the current scope.
• Fix bug when including compile time parameters in trailing body more than once.
• Fix issue with compiling a constant struct containing a string array in a local context.
• Fix error where panic would not properly stop the program when stacktrace couldn't be printed #1751.
• Macros with default arguments to &, # and type parameters didn't work as expected. #1754.
• net::poll() with negative timeout behaved incorrectly.
• Return type inference bugs with macros #1757
• $defined in a global scope should accept testing normal macros.
• Assert on add to uninitialized ct variable #1765.
• Dynamic function lookup fails after changing type without dummy anycast #1761
• $vasplat was allowed inside of a function when passed as an argument to a function.
• Prohibit raw vaargs in regular functions with a function body.
• Assert on certain slice to slice casts. #1768.
• Fix vector float -> bool conversion.
• Fix +a = 1 erronously being accepted.
• Fix not freeing a zero length String
• Macros with trailing bodys aren't allowed as the single statement after a while loop with no body #1772.
• Deref subscripts as needed for macro ref method arguments. #1789
• Change ordering to simplify adding methods to type in conditional modules.
• #foo style arguments were not type checked when given a type. #1790
• Bug when using +++ on value build a slice or array: the rhs cast was not done.
• Fix bug preventing compile time slices from being iterated over with $foreach.
• Fix bug with defer assignment in macro #1807.
• Fix regression with swizzle references for vectors #1810.
• Assert when partially initializing a constant struct containing a slice #1812.
• Assert concatenating constant slices #1805.
• Do not link "ld" on Linux with no libc.
• Fix bug when multiple $else clauses followed an $if #1824.
• Report the correct type as not having a method when access fails #1828.
• Prevent temp arena scribbling from causing an asan warning. #1825
• Fix bug where &i[0] = null was not detected to be an error #1833.

Stdlib changes

• Increase BitWriter.write_bits limit up to 32 bits.
• Updates to Slice2d, like get_xy and others.
• Added iter() value_iter() and key_iter() to HashMap.
• Add "tokenizer" to String.
• Add "skip_empty" to split methods. Add split_to_buffer method.
• Add @enum_from_value.
• Updated hash function.
• Added URL parser.
• Added convenience functions to Maybe.
• Added String.trim_left() and .trim_right().
• Deprecation of several & macros.
• Format functions for timedates.
• Add @assert_leak() to assert on memory leaks in the scope.
• Added double.set_high_word(), double.set_low_word(), and float.set_word().

Version 0.6.5

0.6.5 Change list

Changes / improvements

• Allow splat in initializers.
• Init command will now add test-sources to project.json #1520
• a++ may be discarded if a is optional and ++/-- works for overloaded operators.
• Improve support for Windows cross compilation on targets with case sensitive file systems.
• Add "sources" support to library manifest.json, defaults to root folder if unspecified.
• Add char_at method in DString and operators [], len, []= and &[].
• Add -q option, make --run-once implicitly -q.
• Add -v, -vv and -vvv options for increasing verbosity, replacing debug-log and debug-stats options.

Fixes

• Fix bug where a > 0 ? f() : g() could cause a compiler crash if both returned void!.
• @builtin was not respected for generic modules #1617.
• Fix issue writing a single byte in the WriteBuffer
• A distinct inline pointer type can now participate in pointer arithmetics.
• Support &a[0] returning the distinct type when applying it to a distinct of a pointer.
• Fix error when calling HashMap.remove on uninitialized HashMap.
• Fix issue with resolved try-unwrap in defer.
• Fix issue with overloaded subscript and ++/-- and assign ops (e.g. *=)
• Fix issue with properties in different targets not being respected #1633.
• Indexing an Optional slice would crash in codegen #1636.
• SimpleHeapAllocator bug when splitting blocks allowed memory overrun.
• Not possible to alias or take reference for extension methods on non-user defined types. #1637
• Prevent methods from using names of properties or fields. #1638
• b64 / hex data strings can now be used with ` as well.
• Contracts on generic modules would evaluate too late, sometimes not catching the error until it already occurred elsewhere.
• Fix bug preventing optionals from being used in ranges or as indices.
• Crash compiling for arm64 when returning 16 byte and smaller structs by value not a power of 2 #1649.
• Enforce single module compilation for static libraries to make constructors run properly.
• Crash when using --no-obj without compile-only. #1653
• Do not produce expression locations for windows.
• Issue where multiple methods were accepted for the same type.
• Issue where a method was linked to a type alias instead of the underlying type.
• Fix Fnv1a encoding.
• Fix issue with accessing arrays in access-overloaded types, e.g. list[1][2] #1665.
• Cast removing arbitrary array indices and converting them to pointers should always be fine #1664
• Incorrect "no-libc" definition of cos, making it unavailable for wasm.
• Fix issue with the adjoint and inverse calculations for Matrix2x2.
• It was possible to create 0 length arrays using byte literals. #1678
• Crash when a constant null typeid is checked for properties. #1679

Stdlib changes

• Add io::MultiReader, io::MultiWriter, and io::TeeReader structs.
• Updated Base32 API.
• Add file::save.
• Add memcpy / memset / memcmp to nolibc.
• Add sort::quickselect to find the k-th smallest element in an unordered list.
• Add sort::is_sorted to determine if a list is sorted.

Version 0.6.4

0.6.4 Change list

Changes / improvements

• Const vector -> const slice implicit conversion.
• Slicing arrays, slices and bytes at compile time #1466.
• Better error for int a[4] = .... #1518
• Better error for int Foo(int a) declarations #1516
• Improve error message in the case of MyInterface x = foo; #1522
• Deprecate @adhoc, allow non-nested ad hoc generic types.
• Constant bytes <=> char[] conversion should work #1514.
• Infer now works across ternary.
• Interfaces now support .ptr and .type directly without casting to any.
• Switch to <* *> docs.
• Improve error messages on expressions like var $type = int; #1553.
• Disallow casting a void* to any or an interface, unless it is null.
• Defer resolution of declarations when looked up in def aliased #1559.
• Adding constants to the Json AST #1540
• Adding info to the globals inside Json AST #1541
• Null-check function pointer invocation #1573.
• string::new_struct_to_str and io::struct_to_format to dump struct data.
• io::print will now print structs.
• Improve error message when using void aliases as variable storage type.
• Add a target type: "prepare" which doesn't compile anything (but may run exec)

Fixes

• Unsupported int[*] $x = { 1, 2, 3, 4 } #1489.
• Unexpected compile error using a typed constant with copysign #1517
• Incorrect subscript resolution #1519.
• Segfault with passing a program with - using stdin.
• Using no module with - would reject the program.
• Unintended deref of pointers with methods caused regression with hash function.
• Fix broken sincos function.
• Bug when a continue is copied in a defer.
• Compiler error when any/interface initialized using {} #1533.
• Bug when defers and $if were combined in a macro, which would cause miscompilation.
• Fixes to the CSV reader.
• Crash returning struct or vector from function using ternary expression #1537.
• Improved error message on invalid subscript index type #1535.
• Improved error message when declaring a variable void!.
• Cannot use void as a generic parameter #1546
• Interfaces not correctly copied with generics #1545
• Memory leak in keys.new_list fixed.
• Standard library is now correctly weakly linked, fixing the use of C3 .so together with executable. #1549, #1107.
• Wrong error message for interface methods with body #1536.
• Empty expression block would crash compiler with debug on #1554.
• Improve infer conversions on constants, e.g. ZString a = foo ? "a" : "b"; #1561
• Show error when declarations do not start with fn in interfaces. #1565
• if (try foo) was handled incorrectly inside a defer.
• &self argument not implicitly null checked. #1556.
• (uptr)&((Foo*)null).a incorrectly inserts a null check. #1544
• Incorrect error message when $eval is provided an invalid string. #1570
• HashMap.copy_keys did not properly copy keys which needed to be allocated #1569
• Named vector component access would not fold at compile time. #1574
• $define would occasionally not properly evaluate declarations it encountered.
• Fixes with error handling recursive @tag #1583.
• Sometimes generating introspection info would not be in the global scope causing a crash #1586.
• @tag on macros cannot be retrieved with tagof #1582
• Taking the $typeof of a wildcard optional returns void!.

Stdlib changes

• Remove unintended print of char[] as String
• Add read/write to stream with big endian ints.
• Move accidently hidden "wrap_bytes".
• Added CBool #1530.
• Added encoding/base32 module.

Version 0.6.3

Changes / improvements

• Introduce arg: x named arguments instead of .arg = x, deprecate old style.
• Support splat for varargs #1352.
• Allow var in lambdas in macros.
• Support int[*] { 1, 2, 3 } expressions.
• Support inline struct designated init as if inline was anonymous.
• Introduce the .paramsof property.
• Support environment variable 'C3C_LIB' to find the standard library.
• Support environment variable 'C3C_CC' to find the default C compiler.
• Support casting bitstructs to bool.
• Allow user-defined attributes to have typed parameters.
• Add .gitkeep files to project subfolders.
• Add env::COMPILER_BUILD_HASH and env::COMPILER_BUILD_DATE
• Support linking .o files in compilation command. #1417
• Slicing constant strings at compile time works.
• Add project fetch subcommand to fetch missing project dependencies (general and target specific)
• Ability of vendor-fetch to download the dependencies in the first specified path dependencies-search-path
• Ability of vendor-fetch to register the fetched dependencies in the project file.
• Allow the "self" parameter to be $/# for macro methods.
• Support compile time slicing of untyped lists.
• Allow specifying an import module using @wasm #1305.
• Deprecated inline generic types outside of struct definitions and macros unless marked @adhoc.
• Improved method detection in earlier stages of checking.
• Allow @norecurse attribute for non-recursive imports #1480.
• wasm32 / wasm64 targets are use-libc=no by default.
• Add hash/sha256 module

Fixes

• Issue where a lambda wasn't correctly registered as external. #1408
• Generic methods were incorrectly registered as functions, leading to naming collisions. #1402
• Deprecated tuple / triple types.
• Converting a slice to a vector/array would copy too little data.
• Crash when reading an empty 'manifest.json'.
• "optsize" did not work correctly in project.json.
• l[0].a = 1 now supported for overloads due to better lvalue handling #1357.
• Asserts are retained regardless of optimization when running tests.
• Limit object filename lengths. #1415
• Fix regression for $include.
• Correct '.so' suffix on dynamic libraries on Linux.
• Fix bug where inline index access to array in a struct would crash the compiler.
• Asserts are now correctly included and traced in when running tests.
• Use atexit to fix finalizers on Windows #1361.
• Fix bugs in "trap-on-wrap" #1434.
• Bug with casting anyfault to error.
• Lambda / function type would accidentally be processed as a method.
• Fix error message when not finding a particular function.
• Crash invoking a @body argument with the wrong number of parameters.
• Fix reordering semantics in struct assignment.
• Regression when passing types as #expr arguments. #1461
• Temp allocator overwrites data when doing reset on extra allocated pages. #1462
• User defined attributes could not have more than 1 parameter due to bug.
• Folding a constant array of structs at compile time would cause an assert.
• Enum attributes would be overwritten by enum value attributes.
• LLVM issue with try when bool is combined #1467.
• Segfault using ternary with no assignment #1468.
• Inner types make some errors misleading #1471.
• Fix bug when passing a type as a compile time value.
• Fix bug due to enum associated values not being checked for liveness.
• Regression when compile time accessing a union field not last assigned to.
• Safer seed of rand() for WASM without libc.
• Bad error message aliasing an ident with a path. #1481.
• Error when slicing a struct with an inline array #1488.
• Improved error messages on Foo a = foo { 1 }; #1496
• Bug in json decoder escape handling.
• Fix bug when reading zip manifest, that would not return a zero terminated string. #1490
• Fix thread tests.
• Detect recursion errors on non-recursive mutexes in safe mode.
• Foreach over distinct pointer failed to be caught as error #1506.
• Foreach over distinct iterable would ignore operator(len).
• Compiler crash when compiling c code in a library without --obj-out #1503.

Stdlib changes

• Additional init functions for hashmap.
• format functions are now functions and work better with splat.
• Add support for the QOI format.
• Add io::read_new_fully for reading to the end of a stream.
• Add io::wrap_bytes for reading bytes with io functions.
• Add rnd and rand_in_range default random functions.
• Additional timezone related functions for datetime.
• Added MD5 and crypto::safe_compare.
• Added generic HMAC.
• Added generic PBKDF2 implementation.
• DString reverse.
• DString.insert_at now has variants for other types.

Version 0.6.2

Changes / improvements

• Updated LLVM passes
• Added is_substruct type property.
• Scalar -> vector not implicit in call or assign.
• Added --vector-conv to enable the old scalar->vector conversion behaviour.
• Added "weak" type aliases def Foo = my_foo::Foo @weak;
• *-add keys in targets in manifest.json and project.json are deprecated.
• Made "add" the default for things like sources, dependencies and other keys in project and library files.
• Give some symbol name suggestions when the path is matched.
• Don't generate .o files on compile and compile-run if there is no main.
• c3c init-lib does not create the directory with the .c3l suffix #1253
• Permit foreach values to be optional.
• Add --show-backtrace option to disable backtrace for even smaller binary.
• Untested Xtensa support.
• && doesn't work correctly with lambdas #1279.
• Fix incorrect override of optimization levels when using projects.
• Add experimental @noalias attribute.
• Add a --run-once option to delete the output file after running it.
• Add @const attribute for macros, for better error messages with constant macros.
• Add wincrt setting to libraries.
• Add +++ &&& ||| as replacement for $concat, $and and $or.
• Add methodsof to type info for struct, union and bitstruct.
• Added @tag tagof and has_tagof to user defined types and members.
• Added c-include-dirs project/manifest setting.
• The compiler now skips UTF8 BOM.
• Printable values passed to the Formatter as pointers, will print as if passed by value.
• Pointers are rendered with "0x" prefix when passed to '%s'.
• Add temp allocator scribble.
• Use PIC by default on Linux.
• $exec may now provide a stdin parameter.
• Introduce $vaarg[...] syntax and deprecate the old $vaarg(...).
• Similar change to $vasplat: $vasplat and $vasplat[1..].
• Add $member.get(value) to replace value.$eval($member.nameof)
• Improve the error message when the compilation does not produce any files #1390.
• Add fmod implementation for nolibc.

Fixes

• Broken WASM library code.
• Regression: Invalid is_random implementation due to changes in 0.6.
• dbghelp.lib was linked even on nolibc on Windows.
• Fix incorrect linker selection on some platforms.
• Struct members declared in a single line declaration were not sharing attributes. #1266
• opt project setting now properly documented.
• Incorrect justify formatting of integers.
• Assertion with duplicate function pointer signatures #1286
• Distinct func type would not accept direct function address assign. #1287
• Distinct inline would not implement protocol if the inlined implemented it. #1292
• Distinct inline can now be called if it is aliasing a function pointer.
• Bug in List add_array when reserving memory.
• Fix issue where a compile time parameter is followed by "...".
• Fix issue with some conversions to untyped list.
• Issue where a if (catch e = ...) in a defer would be incorrectly copied. Causing codegen error.
• Variable in if-try / if-catch cannot be a reused variable name.
• Vararg interfaces were broken.
• LLVM codegen for constants in enums could fail.
• Fixes to the socket functions.
• Improved output when pointer is out of range.
• Better error when casting to a distinct fails.
• With single module, name the .o file after what -o provides. #1306
• Bitstruct members can now have attributes.
• % analysis was incorrect for int vectors.
• When resolving inherited interfaces, the interface type wasn't always resolved.
• Fix issues when checking methods and interfaces hasn't been resolved yet.
• Fix Vec2.angle
• Update to libc::setjmp on Win32, to do no stack unwinding.
• Recursively follow interfaces when looking up method.
• Int128 alignment change in LLVM fixed on x64.
• Fix interface lazy resolution errors.
• Interface resolution when part of generics #1348.
• Assert not properly traced #1354.
• Ordering issues with $include / $exec fixed #1302.
• Issues with wincrt linking.
• Debug info with recursive canonical type usage could cause segfault.
• Missing check on optional left hand side for s.x.
• Incorrect zero analysis on foo["test"] = {} #1360.
• Bug converting untyped list #1360.
• Benchmark / test no longer suppresses debug info. #1364.
• Bug when compile time subtracting a distinct type.
• insert_at incorrectly prevented inserts at the end of a list.
• Fix aligned alloc for Win32 targets.
• Compiler didn't detect when a module name was used both as a generic and regular module.
• Assigning a const zero to an aliased distinct caused an error.
• --path is now properly respected.
• --test will now provide the full filename and the column.
• Fix of bug in defer (catch err) with a direct return error.
• Too restrictive compile time checks for @const.
• Fixes to wasm nolibc in the standard library.
• Fixed int128 div/mod.
• Fix WASM memory init priority.
• Fix bug with defer (catch err) when used together with regular defer.
• Methods can now properly be aliased using def #1393.
• Memory leak in Object when not using temp allocators.
• Tracking allocator would double the allocations in the report.
• printf will now show errors in the output when there are errors.
• Bug where if try would work incorrectly in a macro.
• Prevent loading / storing large structs with LLVM.

Stdlib changes

• send and recv added to libc for Posix / Win32.
• Add support to destroy temp allocators.
• Deprecated path.append, path.tappend, getcwd, tgetcwd, path.absolute, ls.
• Deprecated env::get_config_dir, replaced by env::new_get_config_dir.
• Added path.has_extension, path.new_append, path.temp_append, new_cwd, temp_cwd, path.new_absolute, new_ls, temp_ls.
• Added dstring.replace
• New hashmap type, Map
• Added ElasticArray.
• Added types::is_signed, types::is_unsigned and types::inner_type.

Version 0.6.1

Changes / improvements

• Addition of $append and $concat functions.
• Added $$str_hash, $$str_upper, $$str_lower, $$str_find builtins.
• Improved error notes when call expressions have errors.
• Trailing body arguments may now be &ref, #hash, $const and $Type arguments.
• "panic-msg" setting to suppress panic message output.
• Require @export functions to have @export types.
• Disallow leading/trailing/duplicate '_' in module names.
• Updated mangling.
• Added $$unaligned_load and $$unaligned_store.
• --no-headers option to suppress creating headers when generating a library.
• Support c-file compilation in libraries.
• Allow using $defined(&a[1]) to check if the operation is supported.
• Max number of members in a struct is limited to 65535.
• The maximum number of parameters in a call is now 255, up from 127.
• Array comparison now uses built-in memcmp on LLVM to enable optimizations.
• Prevent implicit array casts to pointers with higher alignment #1237.
• Macro $case statements now pick the first match and does not evaluate the rest.
• manifest.json is now checked for incorrect keys.
• Added --list-manifest-properties to list the available properties in manifest.json.
• Indexing into a constant array / struct now works at compile time.
• Improved error message when trying user foreach with an untyped list.

Fixes

• Error with unsigned compare in @ensure when early returning 0 #1207.
• Prevent Mach-O from removing @init and @dynamic in a more reliable way #1200.
• Fix of missing copy of parameterized custom attributes.
• Fixed crash on certain recursive function definitions #1209.
• Return the typekind "FUNC" for a function pointer.
• No longer possible to dereference a function pointer.
• Fix bug with @jump miscompile.
• Bit negate does implicit integer promotion.
• Bitstructs, unions and flexible arrays now correctly emitted in headers.
• Fix distinct inline conversions.
• Bit negating const zero flags would give an incorrect result.
• Fix to scalar -> vector conversions.
• Bug fix for rethrow + defer catch.
• Wrong size for structs containing overaligned structs #1219
• $typeof(*x) should be valid when x is an [out] parameter #1226
• Fix ABI lowering for 128 bit vectors on Linux.
• Bad error message when using a generic method without generic parameters #1228
• Private function called from nested macro not visible to linker #1232
• Bitstructs in structs would not be correctly be handled in some cases.
• Fix problem where a $$FUNC would return "" when evaluated for a static in a function #1236.
• ordinal is no longer a valid associated value name for enums.
• Constants defined by indexing into another constant could fail codegen.
• Stdlib nolibc code bugs fixed.
• Regression: duplicate symbols with static variable declared in macro #1248.
• Unsplat with named parameters was accidentally disallowed.
• Reference parameter doesn't work with vector subscript #1250.
• The msvc_sdk script failed to work properly on windows when run in folders with spaces.

Stdlib changes

• Added remove_first_item remove_last_item and remove_item as aliases for the match functions.
• Added @str_hash, @str_upper, @str_lower, @str_find compile time macros.
• Remove "panic" text from unreachable() when safe mode is turned off.
• Added @unaligned_store and @unaligned_load.
• Null ZString, DString or pointer prints "(null)" for printf.
• Updated sorting API.
• Insertion sort and counting sort added.
• Added missing mem and mem::allocator functions for aligned allocations.
• Added new_init_with_array and temp_init_with_array for List.
• Fixed posix NativeMutex.lock_timeout.
• Fixed env::ARCH_32_BIT and env::ARCH_64_BIT.
• Added time::us.

Release 0.6.0

First release of 0.6

Changes / improvements

• @default implementations for interfaces removed.
• any* => any, same for interfaces.
• Private / local globals now have internal visibility in LLVM.
• Updated enum syntax.
• 'rgba' also available for swizzling.
• The name "subarray" has been replaced by the more well known name "slice' across the codebase.
• Improved alignment handling.
• Add --output-dir to command line. #1155
• Allow making distinct types out of "void", "typeid", "anyfault" and faults.
• Removed --system-linker setting.
• "Try" expressions may not be any binary or unary expressions. So for example try foo() + 1 is disallowed.
• Added $$REGISTER_SIZE for int register size.
• assert(false) only allowed in unused branches or in tests. Compile time failed asserts is a compile time error.
• Require expression blocks returning values to have the value used.
• Detect "unsigned >= 0" as errors.
• Improve callstack debug information #1184.
• Request jump table using @jump for switches.
• Improved inline debug information.
• Improved error messages on inlined macros.
• Introduce MSVC compatible SIMD ABI.
• $foreach doesn't create an implicit syntactic scope.
• Error of @if depends on @if
• Support defer (catch err)
• Added print-input command argument to print all files used for compilation
• Allow recursive function definitions as long as they are pointers. #1182
• Default CPU to native if less than AVX, otherwise use AVX.
• Bounds checking on length for foo[1:2] slicing #1191.
• Foreach uses non-wrapping add/dec.

Fixes

• Fixed issue in safe mode when converting enums.
• Better checking of operator methods.
• Bug when assigning an optional from an optional.
• Lambdas were not type checked thoroughly #1185.
• Fix problems using reflection on interface types #1203.
• @param with unnamed macro varargs could crash the compiler.
• Compiler crash using enum nameof from different module #1205.
• Incorrect length passed to scratch buffer printf.
• Casting to a bitstruct would be allowed even if the type was the wrong size.
• Generic modules parameterized with constants would sometimes get the wrong parameterized module name causing conversion errors #1192.
• Duplicate emit of expressions on negation would incorrectly compile negated macros.
• Casting a slice address to its pointer type should not compile #1193.
• Union is not properly zero-initialized with designated initializer #1194.
• Compile time fmod evaluates to 0 #1195.
• Assertion failed when casting (unsigned) argument to enum #1196
• Correct debug info on parameters without storage.
• Fix location on foreach debug output.
• Compiler crash on designated initializer for structs with bitstruct.

Stdlib changes

• "init_new/init_temp" removed.
• LinkedList API rewritten.
• List "pop" and "remove" function now return Optionals.
• RingBuffer API rewritten. Allocator interface changed.
• Deprecated Allocator, DString and mem functions removed.
• "identity" functions are now constants for Matrix and Complex numbers.
• Removed 'append' from Object and List, replaced by 'push'.
• GenericList renamed AnyList.
• Proper handling of '.' and Win32 '//server' paths.
• Path normalization - fix possible null terminator out of bounds.
• Add 'zstr' variants for string::new_format / string::tformat.
• Fix mutex and wait signatures for Win32.