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-rw-r--r--pym/_emerge/Package.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/pym/_emerge/Package.py b/pym/_emerge/Package.py
index 361bfc70a..47a435f21 100644
--- a/pym/_emerge/Package.py
+++ b/pym/_emerge/Package.py
@@ -315,6 +315,14 @@ class Package(Task):
self._force = None
self._mask = None
self.enabled = frozenset(use_str.split())
+ if pkg.built:
+ # Use IUSE to validate USE settings for built packages,
+ # in case the package manager that built this package
+ # failed to do that for some reason (or in case of
+ # data corruption).
+ missing_iuse = pkg.iuse.get_missing_iuse(self.enabled)
+ if missing_iuse:
+ self.enabled = self.enabled.difference(missing_iuse)
def _init_force_mask(self):
pkgsettings = self._pkg._get_pkgsettings()