[PATCH] D36018: Make .file directive to have basename only

[Rafael Avila de Espindola via llvm-commits]

Peter Collingbourne <peter at pcc.me.uk> writes:

> ThinLTO uses the source filename to compute GUIDs for globals, so this
> change will increase the likelihood of GUID collisions.

Note that this change only the asm printer. Is that the code path that
is used for computing GUID?

Cheers,
Rafael