Version 0.6.7

[lerno]

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 Add -gdwarf option for windows #1855.
• Error on switch case fallthough if there is more than one newline Error/warn 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 compile time arrays #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. Better error messages for unions/structs #1920
• Compile time array assign ops, e.g. $c[1] += 3 $ct[1]++ and $ct[1] += 1 doesn't work. #1890.
• Add inline to enums Inline enum values #1819.
• Cleaner error message when missing comma in struct initializer Feature request: cleaner error message when missing comma in struct initializer #1941.
• Distinct inline void causes unexpected error if used in slice distinct inline void causes unexpected error if used in slice #1946.
• Allow fn int test() => @pool() { return 1; } short function syntax usage Trailing body macros using function bodies #1906.
• Test runner will also check for leaks.
• Improve inference on ?? type of right hand side of ?? not inferred #1943.
• Detect unaligned loads Adding unaligned memory access to UB check in safe builds or test builds. #1951.

Fixes

• Fix issue requiring prefix on a generic interface declaration.
• Fix bug in SHA1 for longer blocks sha1 ERROR: 'Out of bounds memory access.' #1854.
• Fix lack of location for reporting lambdas with missing return statement Unlocalized error: Missing return statement at the end of the function.. #1857.
• Compiler allows a generic module to be declared with different parameters the compiler allows two generic modules with the same name but different arguments #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 Vector type mismatch causes unexpected error #1864.
• Filter $exec output from \r, which otherwise would cause a compiler assert Unexpected error when script output includes line breaks #1867.
• Fixes to `"exec" use, including issue when compiling with MinGW.
• Correctly check jump table size and be generous when compiling it compiler assert with large @jump enum switch #1877.
• Fix bug where .min/.max would fail on a distinct int Type.min of distinct type fails #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 strange behaviour when macro has @body(Enum $e) #1879.
• Fix issues with @jump on empty default or only default switch @jump with only default: causes compiler error #1893 switch @jump over an integer with empty default: case causes compiler segfault #1894
• Fixes miscompilation of nested @jump strange issue with switch @jump called inside a macro called from a case in another switch @jump #1896.
• Fixed STB_WEAK errors when using consts in macros in the stdlib changed binding to STB_WEAK when calling path::getcwd #1871.
• Missing error when placing a single statement for-body on a new row Allowed to place for(;;) statement; on different line #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 defer is broken when placed before a $foreach #1912.
• Usage of @NoReturn macro is type-checked as if it returns 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 incorrect error message when providing too many associated values for enum #1934.
• Allow function types to have a calling convention. Calling Conventions for Function Definitions/Types #1938
• Issue with defer copying when triggered by break or continue c3c compile-only segfaults on defer_in_defer2.c3t #1936.
• Assert when using optional as init or inc part in a for loop compiler assert when modifying optional int inside for loop declaration. #1942.
• Fix bigint hex parsing BigInt::init_string_radix("c", 16) throws INTEGER_OVERFLOW #1945.
• bigint::from_int(0) throws assertion std::math::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 Wrong array indexing #1966.
• Issue when scalar expanding a boolean from a conditional to a bool vector Wrong result when turn on optimization on Vector compare. #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.

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This discussion was created from the release Version 0.6.7.