fixup! add format_provider for FunctionCallLabel

Author: Michael137

lldb/include/lldb/Expression/Expression.h

@@ -13,6 +13,7 @@
 #include <string>
 #include <vector>
 
+#include "llvm/Support/FormatProviders.h"
 
 #include "lldb/Expression/ExpressionTypeSystemHelper.h"
 #include "lldb/lldb-forward.h"
@@ -147,4 +148,11 @@ inline constexpr llvm::StringRef FunctionCallLabelPrefix = "$__lldb_func";
 
 } // namespace lldb_private
 
+namespace llvm {
+template <> struct format_provider<lldb_private::FunctionCallLabel> {
+  static void format(const lldb_private::FunctionCallLabel &label,
+                     raw_ostream &OS, StringRef Style);
+};
+} // namespace llvm
+
 #endif // LLDB_EXPRESSION_EXPRESSION_H

lldb/source/Expression/Expression.cpp

@@ -10,8 +10,8 @@
 #include "lldb/Target/ExecutionContextScope.h"
 #include "lldb/Target/Target.h"
 
-#include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringRef.h"
 #include "llvm/Support/Error.h"
 
 using namespace lldb_private;
@@ -87,3 +87,10 @@ std::string lldb_private::FunctionCallLabel::toString() const {
                        module_id, symbol_id, lookup_name)
       .str();
 }
+
+void llvm::format_provider<FunctionCallLabel>::format(
+    const FunctionCallLabel &label, raw_ostream &OS, StringRef Style) {
+  OS << llvm::formatv("FunctionCallLabel{ module_id: {0:x}, symbol_id: {1:x}, "
+                      "lookup_name: {2} }",
+                      label.module_id, label.symbol_id, label.lookup_name);
+}