Cleanup: replace UNUSED macro with commented args in C++ code

This is the conventional way of dealing with unused arguments in C++,
since it works on all compilers.

Regex find and replace: `UNUSED\((\w+)\)` -> `/*$1*/`

1 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/functions/intern/multi_function_procedure.cc b/source/blender/functions/intern/multi_function_procedure.cc
index 7ad324a9574..b78787de57c 100644
--- a/source/blender/functions/intern/multi_function_procedure.cc
+++ b/source/blender/functions/intern/multi_function_procedure.cc
@@ -801,12 +801,12 @@ class MFProcedureDotExport {
     variable_to_string(instruction.variable(), ss);
   }
 
-  void instruction_to_string(const MFDummyInstruction &UNUSED(instruction), std::stringstream &ss)
+  void instruction_to_string(const MFDummyInstruction & /*instruction*/, std::stringstream &ss)
   {
     instruction_name_format("Dummy ", ss);
   }
 
-  void instruction_to_string(const MFReturnInstruction &UNUSED(instruction), std::stringstream &ss)
+  void instruction_to_string(const MFReturnInstruction & /*instruction*/, std::stringstream &ss)
   {
     instruction_name_format("Return ", ss);