1 files changed, 19 insertions, 0 deletions
diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 36dc45b..6e47b37 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -1260,6 +1260,25 @@ static void initOption(AnalyzerOptions::ConfigTable &Config,
       << Name << "an unsigned";
 }
 
+static void initOption(AnalyzerOptions::ConfigTable &Config,
+                       DiagnosticsEngine *Diags,
+                       PositiveAnalyzerOption &OptionField, StringRef Name,
+                       unsigned DefaultVal) {
+  auto Parsed = PositiveAnalyzerOption::create(
+      getStringOption(Config, Name, std::to_string(DefaultVal)));
+  if (Parsed.has_value()) {
+    OptionField = Parsed.value();
+    return;
+  }
+  if (Diags && !Parsed.has_value())
+    Diags->Report(diag::err_analyzer_config_invalid_input)
+        << Name << "a positive";
+
+  auto Default = PositiveAnalyzerOption::create(DefaultVal);
+  assert(Default.has_value());
+  OptionField = Default.value();
+}
+
 static void parseAnalyzerConfigs(AnalyzerOptions &AnOpts,
                                  DiagnosticsEngine *Diags) {
   // TODO: There's no need to store the entire configtable, it'd be plenty