prevent UnboundLocalError when sourcing files (#10950)

Patch extracted from #7536 courtesy of @mgsternberg
2019-03-21 03:08:29 -07:00 · 2019-03-21 03:08:29 -07:00 · 70e436e932
commit 70e436e932
parent bffe3a605f
1 changed files with 1 additions and 0 deletions
--- a/lib/spack/spack/util/environment.py
+++ b/lib/spack/spack/util/environment.py
@ -542,6 +542,7 @@ def return_separator_if_any(*args):
                    search = sep.join(after_list[start:end + 1])
                except IndexError:
                    env.prepend_path(x, after)
+                    continue

                if search not in before:
                    # We just need to set the variable to the new value