2025-11-28 Philipp Klaus Krause <philipp@colecovision.eu>

	* Merge _Optional branch.

2025-11-28 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/SDCCicode.c,
	  src/SDCCicode.h,
	  src/SDCCsymt.c,
	  src/SDCCsymt.h,
	  src/SDCCval.c,
	  support/valdiag/tests/_Optional.c,
	  support/valdiag/tests/restrict.c:
	  Fix diagnostics for _Optional (and restrict) qualifier on parameters in function declarations that are not definitions, and on explicit casts.
	* doc/sdccman.lyx:
	  Basic documentation for _Optional support.

2025-11-28 Gabriele Gorla <gorlik@yahoo.com>

	* src/mos6502/genor.c:
	  Fix bug introduced by r15900.
	
2025-11-27 Gabriele Gorla <gorlik@yahoo.com>

	* src/mos6502/genand.c,
	  src/mos6502/genor.c,
	  src/mos6502/genxor.c:
	  Refactor bit operations.

2025-11-28 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/SDCC.y,
	  src/SDCCsymt.c,
	  support/valdiag/tests/_Optional.c:
	  Further fixes and test cases for _Optional.

2025-11-27 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/SDCC.y,
	  src/SDCCast.c,
	  support/valdiag/tests/_Optional.c:
	  Implement special handling of _Optional qualifier at & and &*.

2025-11-27 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/SDCCicode.c,
	  src/SDCCsymt.c,
	  src/SDCCsymt.h,
	  support/valdiag/tests/_Optional.c:
	  Fixes for _Optional functions (_Optional is the only qualifier that has defined semantics when applied to functions).

2025-11-27 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/SDCCicode.c:
	  Fix false positives in operand comparison.

2025-11-27 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/SDCC.lex,
	  src/SDCC.y,
	  src/SDCCast.c,
	  src/SDCCerr.c,
	  src/SDCCerr.h,
	  src/SDCCicode.c,
	  src/SDCCsymt.c,
	  src/SDCCsymt.h:
	  Basic infrastructure for the _Optional qualifier.

2025-11-26 Philipp Klaus Krause <philipp@colecovision.eu>

	* Merge arraybounds branch.

2025-11-25 Benedikt Freisen <b.freisen AT gmx.net>

	* device/include/stddef.h,
	  doc/sdccman.lyx,
	  support/regression/tests/containerof.c:
	  Add the containerof macro (C2y, N3398).

2025-11-25 Philipp Klaus Krause <philipp@colecovision.eu>

	* src/z80/ralloc2.cc:
	  Fix interaction of new va_start with frame pointer omission.

2025-11-24 Philipp Klaus Krause <philipp@colecovision.eu>

	* .version,
	  ChangeLog,
	  doc/sdccman.lyx,
	  src/SDCC.y,
	  src/SDCCast.c,
	  src/SDCCerr.c,
	  src/SDCCerr.h,
	  support/regression/tests/vaargs.c.in,
	  tests/vaargs-c23.c.in,
	  tests/vaargs.c.in,
	  support/valdiag/tests/varg.c:
	  ISO C23 variable arguments, integer promotion changes on variable arguments, tests and documentation therefor and for ISO C23 va_start.

2025-11-24 Philipp Klaus Krause <philipp@colecovision.eu>