[sledge] fix bug spuriously marking a register as global variable
[sledge] fix bug spuriously marking a register as global variable

Summary:
Fixes a bug in Llair.Frontend.xlate_value where the l-val register
of LLVM instruction calls was being marked as global.

Reviewed By: jberdine

Differential Revision: D17570458

fbshipit-source-id: e1b5924e2

facebook/infer,jvillard/infer,facebook/infer,jvillard/infer,jvillard/infer,jvillard/infer,facebook/infer,facebook/infer,facebook/infer,jvillard/infer,jvillard/infer,facebook/infer,jvillard/infer,facebook/infer