Merge remote-tracking branch 'origin/4.11'

Change-Id: I0657cee6b87eea7b3178548bebed85d5ac824519

1 files changed, 12 insertions, 0 deletions

diff --git a/src/plugins/cpptools/compileroptionsbuilder.cpp b/src/plugins/cpptools/compileroptionsbuilder.cpp
index 1f15ebddda..fcce3d6cc5 100644
--- a/src/plugins/cpptools/compileroptionsbuilder.cpp
+++ b/src/plugins/cpptools/compileroptionsbuilder.cpp
@@ -138,6 +138,7 @@ QStringList CompilerOptionsBuilder::build(ProjectFile::Kind fileKind,
     addTargetTriple();
     updateFileLanguage(fileKind);
     addLanguageVersionAndExtensions();
+    enableExceptions();
 
     addPrecompiledHeaderOptions(usePrecompiledHeaders);
     addProjectConfigFileInclude();
@@ -272,6 +273,17 @@ void CompilerOptionsBuilder::addCompilerFlags()
     add(m_compilerFlags.flags);
 }
 
+void CompilerOptionsBuilder::enableExceptions()
+{
+    // With "--driver-mode=cl" exceptions are disabled (clang 8).
+    // This is most likely due to incomplete exception support of clang.
+    // However, as we need exception support only in the frontend,
+    // enabling them explicitly should be fine.
+    if (m_projectPart.languageVersion > ::Utils::LanguageVersion::LatestC)
+        add("-fcxx-exceptions");
+    add("-fexceptions");
+}
+
 static QString creatorResourcePath()
 {
 #ifndef UNIT_TESTS