[llvm-commits] REQUIRES_FP in Makefile.rules

[Duncan Sands]

Hi Nicolas,

> I'd like to add a new option (REQUIRES_FP) in Makefile.rules to disable 
> the fomit-frame-pointer option when building. Here's the patch attached. 
> I need this because vmkit needs to walk the stack of a thread, and 
> functions from llvm may be in it.

it should be possible to walk the stack without a frame pointer (the
exception unwinder can do this for example).

Ciao,

Duncan.