Qt Creator and D

[Michel Fortin]

On 2013-09-20 13:30:15 +0000, Jacob Carlborg <doob at me.com> said:

> On 2013-09-20 13:46, Manu wrote:
> 
>> Good to know it has been done elsewhere.
>> Can you recall any ways in which it was unreliable? How did you use it
>> in XCode?
>> In VS, you break/pause somewhere, make some code changes, and then when
>> you press F10 (step), or F5 (continue), it takes a few seconds
>> (building), and then it just continues with the new code. Pretty much
>> seamless.
> 
> I just found this: http://injectionforxcode.com/

Yes. They're doing it using the Objective-C runtime ability to change 
at runtime the pointer to methods while the older Fix-and-continue 
stuff was doing pretty the same thing using a special linker (ZeroLink) 
that actually links things lazily at runtime.
http://zathras.de/angelweb/blog-the-dangers-of-zerolink.htm

-- 
Michel Fortin
michel.fortin at michelf.ca
http://michelf.ca