2 files changed, 6 insertions, 1 deletions
diff --git a/src/plugins/clangpchmanager/clangpchmanager.pro b/src/plugins/clangpchmanager/clangpchmanager.pro
index a61103d8396..204f740a28c 100644
--- a/src/plugins/clangpchmanager/clangpchmanager.pro
+++ b/src/plugins/clangpchmanager/clangpchmanager.pro
@@ -5,6 +5,11 @@ include(../../shared/clang/clang_defines.pri)
 
 requires(!isEmpty(LIBTOOLING_LIBS))
 
+win32 {
+    LLVM_BUILDMODE = $$system($$llvm_config --build-mode, lines)
+    CONFIG(debug, debug|release):requires(equals(LLVM_BUILDMODE, "Debug"))
+}
+
 HEADERS += \
     $$PWD/clangpchmanagerplugin.h \
     qtcreatorprojectupdater.h
diff --git a/src/plugins/clangpchmanager/projectupdater.cpp b/src/plugins/clangpchmanager/projectupdater.cpp
index a36689b3b74..81d140d3f75 100644
--- a/src/plugins/clangpchmanager/projectupdater.cpp
+++ b/src/plugins/clangpchmanager/projectupdater.cpp
@@ -171,7 +171,7 @@ Utils::SmallStringVector ProjectUpdater::createIncludeSearchPaths(
     Utils::SmallStringVector includePaths;
 
     for (const ProjectExplorer::HeaderPath &projectPartHeaderPath : projectPartHeaderPaths) {
-        if (projectPartHeaderPath.isValid())
+        if (!projectPartHeaderPath.path.isEmpty())
             includePaths.emplace_back(projectPartHeaderPath.path);
     }