From 479932fa32115b666be1deea42862673a0c4b608 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Thu, 3 Nov 2016 16:02:49 -0400
Subject: cmTarget: Add comment clarifying interface library special case

---
 Source/cmTarget.cxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index 07f07c1..3289a84 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -289,6 +289,8 @@ cmTarget::cmTarget(std::string const& name, cmStateEnums::TargetType type,
          ci != configNames.end(); ++ci) {
       std::string configUpper = cmSystemTools::UpperCase(*ci);
       for (const char** p = configProps; *p; ++p) {
+        // Interface libraries have no output locations, so honor only
+        // the configuration map.
         if (this->TargetTypeValue == cmStateEnums::INTERFACE_LIBRARY &&
             strcmp(*p, "MAP_IMPORTED_CONFIG_") != 0) {
           continue;
-- 
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