From 5af2378ece9bac962b179322c671e22239f10a83 Mon Sep 17 00:00:00 2001
From: Greg Becker <becker33@llnl.gov>
Date: Thu, 22 Aug 2019 11:57:53 -0500
Subject: compiler install: fix bug in construction of compiler spec (#12507)

---
 lib/spack/spack/concretize.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/spack/spack/concretize.py b/lib/spack/spack/concretize.py
index 044dbe5fb2..136a9d67f0 100644
--- a/lib/spack/spack/concretize.py
+++ b/lib/spack/spack/concretize.py
@@ -339,7 +339,8 @@ class Concretizer(object):
                         other_compiler
                     )
                     self.concretize_version(cpkg_spec)
-                    spec.compiler.versions = cpkg_spec.versions
+                    spec.compiler = spack.spec.CompilerSpec(
+                        other_compiler.name, cpkg_spec.versions)
                     return True
                 else:
                     # No compiler with a satisfactory spec was found
-- 
cgit v1.2.3-70-g09d2