It looks awesome.
Xcode 4 is still for WWDC participants only.
Some new features: (Edited)
- You will be able to choose different skins for the IDE.
- There is a Code Snippet feature, possibly similar to Dashcode
- Xcode4 has tags!
- Great GIT Support. Improved Subversion Support, too
- Xcode4 summary thus far: SDI interface, better intellisense
- The new XCode has a time-machine like time-slider for showing you how your code changed over time.
- MDI (Multi Document Interface) where you see multiple source files within the same Xcode window.
- LLDB will replace the current GDB debugger
- The new version of the developer tools consolidates the Xcode editing tools and Interface Builder into a single application
Xcode4 using new LLVM compiler. 2x compile speed improvement. up to 25% runtime speed improvement. on iphone up to 60%.
Screenshot 1: http://twitpic.com/1vjcml/full
Screenshot 2: http://www.drobnik.com/touch/wp-content/uploads/2010/06/114463178-1.png
June 21st as possible availability date of Xcode 4
Vias:
http://www.kostik.de/home/2010/6/10/what-do-we-know-about-xcode-40-a-lot.html
I love the new LLVM compiler, 60% runtime speed improvement on iphone?