diff --git a/README.md b/README.md
index 303c62f77fb..b5f183b4e25 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ The standalone binary packages support the following platforms:
 
 * Windows 7 or later
 * (K)Ubuntu Linux 16.04 (64-bit) or later
-* macOS 10.8 or later
+* macOS 10.10 or later
 
 ## Compiling Qt Creator
 
diff --git a/doc/src/overview/creator-supported-platforms.qdoc b/doc/src/overview/creator-supported-platforms.qdoc
index dda8caee098..43118e4c8de 100644
--- a/doc/src/overview/creator-supported-platforms.qdoc
+++ b/doc/src/overview/creator-supported-platforms.qdoc
@@ -97,7 +97,7 @@
 
             \endlist
 
-        \li \macos 10.8 or later with the following:
+        \li \macos 10.10 or later with the following:
 
             \list
 
diff --git a/qbs/imports/QtcProduct.qbs b/qbs/imports/QtcProduct.qbs
index d89dbd1635a..ea9fb30163a 100644
--- a/qbs/imports/QtcProduct.qbs
+++ b/qbs/imports/QtcProduct.qbs
@@ -8,6 +8,7 @@ Product {
     version: qtc.qtcreator_version
     property bool install: true
     property string installDir
+    property string installSourceBase
     property stringList installTags: type
     property string fileName: FileInfo.fileName(sourceDirectory) + ".qbs"
     property bool useNonGuiPchFile: false
@@ -37,6 +38,7 @@ Product {
         fileTagsFilter: installTags
         qbs.install: install
         qbs.installDir: installDir
+        qbs.installSourceBase: installSourceBase
     }
 
     Group {
diff --git a/qtcreator.qbs b/qtcreator.qbs
index 3394719939e..97ed38a4686 100644
--- a/qtcreator.qbs
+++ b/qtcreator.qbs
@@ -4,7 +4,7 @@ import qbs.FileInfo
 
 Project {
     name: "Qt Creator"
-    minimumQbsVersion: "1.6.0"
+    minimumQbsVersion: "1.7.0"
     property string minimumMacosVersion: "10.8"
     property bool withAutotests: qbs.buildVariant === "debug"
     property path ide_source_tree: path
diff --git a/src/app/Info.plist b/src/app/Info.plist
index 6d31c52d266..8447dd66d4a 100644
--- a/src/app/Info.plist
+++ b/src/app/Info.plist
@@ -253,6 +253,6 @@
 	<key>CFBundleShortVersionString</key>
 	<string>@SHORT_VERSION@</string>
 	<key>LSMinimumSystemVersion</key>
-	<string>10.8</string>
+	<string>@MACOSX_DEPLOYMENT_TARGET@</string>
 </dict>
 </plist>
diff --git a/src/app/app.pro b/src/app/app.pro
index fee710e99d7..58dca7ba050 100644
--- a/src/app/app.pro
+++ b/src/app/app.pro
@@ -53,7 +53,12 @@ win32 {
             INSTALLS += icns
         }
     }
-    QMAKE_INFO_PLIST = Info.plist
+
+    infoplist = $$cat($$PWD/Info.plist, blob)
+    infoplist = $$replace(infoplist, @MACOSX_DEPLOYMENT_TARGET@, $$QMAKE_MACOSX_DEPLOYMENT_TARGET)
+    write_file($$OUT_PWD/Info.plist, infoplist)
+
+    QMAKE_INFO_PLIST = $$OUT_PWD/Info.plist
 }
 
 target.path = $$INSTALL_APP_PATH
diff --git a/src/app/app.qbs b/src/app/app.qbs
index 2eac52ac64a..0af41ca20d9 100644
--- a/src/app/app.qbs
+++ b/src/app/app.qbs
@@ -20,7 +20,9 @@ QtcProduct {
     targetName: qtc.ide_app_target
     version: qtc.qtcreator_version
 
-    installDir: qtc.ide_bin_path
+    installDir: bundle.isBundle ? qtc.ide_app_path : qtc.ide_bin_path
+    installTags: bundle.isBundle ? ["bundle.content"] : base
+    installSourceBase: bundle.isBundle ? buildDirectory : base
     property bool qtcRunnable: true
 
     cpp.rpaths: qbs.targetOS.contains("macos") ? ["@executable_path/../Frameworks"]
@@ -72,11 +74,4 @@ QtcProduct {
             "../shared/qtlockedfile/qtlockedfile_win.cpp"
         ]
     }
-
-    Group {
-        condition: qbs.targetOS.contains("macos")
-        fileTagsFilter: ["aggregate_infoplist", "pkginfo", "compiled_assetcatalog"]
-        qbs.install: true
-        qbs.installSourceBase: product.buildDirectory
-    }
 }
diff --git a/src/libs/cplusplus/LookupContext.cpp b/src/libs/cplusplus/LookupContext.cpp
index cb2aead5a35..0e9fccead2d 100644
--- a/src/libs/cplusplus/LookupContext.cpp
+++ b/src/libs/cplusplus/LookupContext.cpp
@@ -952,7 +952,7 @@ ClassOrNamespace *ClassOrNamespace::lookupType_helper(const Name *name,
                     return this;
             }
 
-            if (ClassOrNamespace *e = nestedType(name, origin))
+            if (ClassOrNamespace *e = nestedType(name, processed, origin))
                 return e;
 
             if (_templateId) {
@@ -1074,7 +1074,9 @@ ClassOrNamespace *ClassOrNamespace::findOrCreateNestedAnonymousType(
     }
 }
 
-ClassOrNamespace *ClassOrNamespace::nestedType(const Name *name, ClassOrNamespace *origin)
+ClassOrNamespace *ClassOrNamespace::nestedType(const Name *name,
+                                               QSet<ClassOrNamespace *> *processed,
+                                               ClassOrNamespace *origin)
 {
     Q_ASSERT(name != 0);
     Q_ASSERT(name->isNameId() || name->isTemplateNameId() || name->isAnonymousNameId());
@@ -1184,11 +1186,11 @@ ClassOrNamespace *ClassOrNamespace::nestedType(const Name *name, ClassOrNamespac
             instantiation->_name = templId;
         instantiation->_templateId = templId;
 
-        QSet<ClassOrNamespace *> processed;
+        QSet<ClassOrNamespace *> otherProcessed;
         while (!origin->_symbols.isEmpty() && origin->_symbols[0]->isBlock()) {
-            if (processed.contains(origin))
+            if (otherProcessed.contains(origin))
                 break;
-            processed.insert(origin);
+            otherProcessed.insert(origin);
             origin = origin->parent();
         }
 
@@ -1310,7 +1312,7 @@ ClassOrNamespace *ClassOrNamespace::nestedType(const Name *name, ClassOrNamespac
                         // Another template that uses the dependent name.
                         // Ex.: template <class T> class A : public B<T> {};
                         if (baseTemplId->identifier() != templId->identifier())
-                            baseBinding = nestedType(baseName, origin);
+                            baseBinding = nestedType(baseName, processed, origin);
                     } else if (const QualifiedNameId *qBaseName = baseName->asQualifiedNameId()) {
                         // Qualified names in general.
                         // Ex.: template <class T> class A : public B<T>::Type {};
@@ -1361,7 +1363,8 @@ ClassOrNamespace *ClassOrNamespace::nestedType(const Name *name, ClassOrNamespac
         }
 
         if (binding) {
-            ClassOrNamespace * baseBinding = binding->lookupType(baseName);
+            ClassOrNamespace * baseBinding
+                    = binding->lookupType_helper(baseName, processed, true, this);
             if (baseBinding && !knownUsings.contains(baseBinding))
                 reference->addUsing(baseBinding);
         }
@@ -1518,7 +1521,8 @@ ClassOrNamespace *ClassOrNamespace::findOrCreateType(const Name *name, ClassOrNa
         return findOrCreateType(q->base(), origin)->findOrCreateType(q->name(), origin, clazz);
 
     } else if (name->isNameId() || name->isTemplateNameId() || name->isAnonymousNameId()) {
-        ClassOrNamespace *e = nestedType(name, origin);
+        QSet<ClassOrNamespace *> processed;
+        ClassOrNamespace *e = nestedType(name, &processed, origin);
 
         if (! e) {
             e = _factory->allocClassOrNamespace(this);
diff --git a/src/libs/cplusplus/LookupContext.h b/src/libs/cplusplus/LookupContext.h
index 7273fe57d02..b13df5da29a 100644
--- a/src/libs/cplusplus/LookupContext.h
+++ b/src/libs/cplusplus/LookupContext.h
@@ -121,7 +121,8 @@ class CPLUSPLUS_EXPORT ClassOrNamespace
     ClassOrNamespace *findBlock_helper(Block *block, QSet<ClassOrNamespace *> *processed,
                                        bool searchInEnclosingScope);
 
-    ClassOrNamespace *nestedType(const Name *name, ClassOrNamespace *origin);
+    ClassOrNamespace *nestedType(const Name *name, QSet<ClassOrNamespace *> *processed,
+                                 ClassOrNamespace *origin);
 
     void instantiateNestedClasses(ClassOrNamespace *enclosingTemplateClass,
                                   Clone &cloner,