[llvm-commits] [llvm] r63623 - in /llvm/trunk/tools: Makefile gold/ gold/Makefile gold/README.txt gold/gold-plugin.cpp

Mike Stump mrs at apple.com
Wed Feb 4 10:38:17 PST 2009


On Feb 4, 2009, at 9:04 AM, Rafael Espindola wrote:
> We would need a check the linker is gold. Not sure if it is ok do do
> it at configure time. What happens if the user changes the linker?

Assuming backwards compatibility is reasonably safe (gcc does it for  
as and ld all the time), never been much a problem.

> We could try to check the linker version at run time, do you think  
> it is worth it?

I think it is best to avoid the time hit at runtime.  As for the  
general idea being worth it, if it works well, if the plugin is stable  
and improves codegen...  If the user experience is horrible, better to  
default it to off.



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