From 949dd8a45f3758794707109bfddc6069c1ec3f98 Mon Sep 17 00:00:00 2001
From: Jeff Johnston
Date: Wed, 15 May 2019 17:44:34 -0400
Subject: Bug 547144 - Switching from Local to docker container and back fails

- fix CBuildConfigurationManager createBuildConfiguration to always
  ensure "" is added to the build configuration names so future references
  to Local will find the default build configuration in the
  ProjectDescription

Change-Id: If15dde12befe060b4eb7c0ba2a2aeabbc1089ffa
---
 .../eclipse/cdt/internal/core/build/CBuildConfigurationManager.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/build/CBuildConfigurationManager.java b/core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/build/CBuildConfigurationManager.java
index 89d2dc6fb9e..572324f91cf 100644
--- a/core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/build/CBuildConfigurationManager.java
+++ b/core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/build/CBuildConfigurationManager.java
@@ -166,6 +166,9 @@ public class CBuildConfigurationManager
 			for (IBuildConfiguration config : project.getBuildConfigs()) {
 				names.add(config.getName());
 			}
+			// need to add default config name because it can be active by
+			// default without being in the build config list used above
+			names.add(IBuildConfiguration.DEFAULT_CONFIG_NAME);
 
 			IProjectDescription desc = project.getDescription();
 			names.add(name);
-- 
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