xa65 update - version 2.4.0

[fachat]

A new release of the xa65 cross-assembler for 6502 and 65816 CPUs is out!

Catch the brand new 2.4.0 version at https://www.floodgap.com/retrotech/xa/

Main new features are:
- listings
- better compatibility with ca65 and even C formats
- CA65 cheap local labels, anonymous labels
- # error and .assert for, well asserts
- much better support for linking of o65 files

Edit: fixed link

[6502inside]

Use https://www.floodgap.com/retrotech/xa/

[strik]

Note that the file doc/fileformat.txt in the archive is still version "V1.2 as of 26jan1998", while http://www.6502.org/users/andre/o65/fileformat.html lists "V1.3 as of 31 mar 2005".

[6502inside]

Note that file is in the attic where the deprecated files are (see attic/README).

[strik]

6502inside wrote:

Note that file is in the attic where the deprecated files are (see attic/README).

You are right. As I unpacked 2.4.0 over the older 2.3.14, I did not notice that the dir doc/ was removed.