[RFC PATCH] Enabling ld -r ELF .stab/.stabstr optimization

[Earl Chew]

Ian Lance Taylor wrote:
> Having -r optimize stabs sections will work poorly if the resulting
> object is indeed linked with other objects, as opportunities for
> optimizing stabs in the resulting executable between different -r
> objects will be lost.  This will hurt a certain style of building
> large programs, in which each directory contributes a single .o file
> built using -r.

Would you give an example illustrating this? My understanding
is that the .stabs string optimisation basically removes duplicates,
and I cannot see how that would hurt further downstream optimisation.

Earl