From 14cd73ed3ce3f7d02782f72917c70071d2a6c091 Mon Sep 17 00:00:00 2001
From: Todd Gamblin <tgamblin@llnl.gov>
Date: Sun, 10 Sep 2017 16:41:54 -0700
Subject: Simplify logic in Spec.normalize()

---
 lib/spack/spack/spec.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/spack/spack/spec.py b/lib/spack/spack/spec.py
index 910788c81a..56a6b9b4d6 100644
--- a/lib/spack/spack/spec.py
+++ b/lib/spack/spack/spec.py
@@ -2183,13 +2183,13 @@ class Spec(object):
         if not self.name:
             raise SpecError("Attempting to normalize anonymous spec")
 
-        if self._normal and not force:
-            return False
-
-        # avoid any assumptions about concreteness when forced
+        # Set _normal and _concrete to False when forced
         if force:
             self._mark_concrete(False)
 
+        if self._normal:
+            return False
+
         # Ensure first that all packages & compilers in the DAG exist.
         self.validate_or_raise()
         # Get all the dependencies into one DependencyMap
-- 
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