products/patches/cmake-3.12.1-checkUnusedVariables.patch

   1 diff -Naur cmake-3.12.1/Source/cmake.cxx cmake-3.12.1_new/Source/cmake.cxx
   2 --- cmake-3.12.1/Source/cmake.cxx       2018-08-09 14:14:08.000000000 +0200
   3 +++ cmake-3.12.1_new/Source/cmake.cxx   2021-05-05 12:21:45.728181956 +0200
   4 @@ -2589,7 +2589,7 @@
   5      }
   6    }
   7    if (haveUnused) {
   8 -    this->IssueMessage(cmake::WARNING, msg.str());
   9 +    this->IssueMessage(cmake::FATAL_ERROR, msg.str());
  10    }
  11  #endif
  12  }