From 3ca44029668c057fb208c5f153c4d398bee954cb Mon Sep 17 00:00:00 2001
From: Florian Maushart <FloriansGit@online.ms>
Date: Tue, 26 Jun 2018 21:24:19 +0200
Subject: ctest: Fix --build-and-test without --build-target on Xcode

---
 Source/cmGlobalXCodeGenerator.cxx | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index e9b82cf..97d8bdb 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -348,11 +348,13 @@ void cmGlobalXCodeGenerator::GenerateBuildCommand(
   makeCommand.add(
     this->SelectMakeProgram(makeProgram, this->GetXcodeBuildCommand()));
 
-  makeCommand.add("-project");
-  std::string projectArg = projectName;
-  projectArg += ".xcode";
-  projectArg += "proj";
-  makeCommand.add(projectArg);
+  if (!projectName.empty()) {
+    makeCommand.add("-project");
+    std::string projectArg = projectName;
+    projectArg += ".xcode";
+    projectArg += "proj";
+    makeCommand.add(projectArg);
+  }
 
   bool clean = false;
   std::string realTarget = targetName;
-- 
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