CMake: Fileapi: Make ids unique per compile group

Make sure to generate unique ids for each project part to unconfuse the
code model.

This was never triggered so far since before PCH support all my test projects
ended up with exactly one compile group per target:-)

Change-Id: Ida34f71f77cdf679fea7007f13ac19713175d916
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

1 files changed, 5 insertions, 1 deletions

diff --git a/src/plugins/cmakeprojectmanager/fileapidataextractor.cpp b/src/plugins/cmakeprojectmanager/fileapidataextractor.cpp
index a9328d0c59..53d8a126be 100644
--- a/src/plugins/cmakeprojectmanager/fileapidataextractor.cpp
+++ b/src/plugins/cmakeprojectmanager/fileapidataextractor.cpp
@@ -279,6 +279,8 @@ RawProjectParts generateRawProjectParts(const PreprocessedData &input,
     for (const TargetDetails &t : input.targetDetails) {
         QDir sourceDir(sourceDirectory.toString());
 
+        bool needPostfix = t.compileGroups.size() > 1;
+        int count = 1;
         for (const CompileInfo &ci : t.compileGroups) {
             if (ci.language != "C" && ci.language != "CXX" && ci.language != "CUDA")
                 continue; // No need to bother the C++ codemodel
@@ -306,7 +308,8 @@ RawProjectParts generateRawProjectParts(const PreprocessedData &input,
             RawProjectPart rpp;
             rpp.setProjectFileLocation(t.sourceDir.pathAppended("CMakeLists.txt").toString());
             rpp.setBuildSystemTarget(t.name);
-            rpp.setDisplayName(t.id);
+            const QString postfix = needPostfix ? "_cg" + QString::number(count) : QString();
+            rpp.setDisplayName(t.id + postfix);
             rpp.setMacros(transform<QVector>(ci.defines, &DefineInfo::define));
             rpp.setHeaderPaths(transform<QVector>(ci.includes, &IncludeInfo::path));
 
@@ -333,6 +336,7 @@ RawProjectParts generateRawProjectParts(const PreprocessedData &input,
             rpp.setBuildTargetType(isExecutable ? ProjectExplorer::BuildTargetType::Executable
                                                 : ProjectExplorer::BuildTargetType::Library);
             rpps.append(rpp);
+            ++count;
         }
     }