source code modifications

[Michael Eager]

ranjith kumar wrote:
> Hi
> 
> 1) I want to do some modifications in source code.

I'm assuming that you mean source code modifications to gcc.

>    After that modifictions, must I install gcc again
>  to use modified gcc? Isn't there any short method?

While testing, you can execute xgcc in the build directory
to check if your changes work as expected.

> 2) Can I use printf function in (internal)source files
> of gcc?

Yes.

-- 
Michael Eager	 eager@eagercon.com
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