On 01/03/2013 04:42 PM, Rong Xu wrote: > It links libatomic when -fprofile-gen-atomic is specified for FDO > instrumentation build. Here I assume libatomic is always installed. > Andrew: do you think if this is reasonable? > > It also disables the functionality if target does not support weak > (ie. TARGET_SUPPORTS_WEAK == 0).
Since you're linking libatomic, you don't need weak references. I think its ok to assume libatomic is installed, given that the user has had to explicitly use the command-line option. r~
