fixup! fixup! [MLIR][TableGen] Warn on APInt parameter without custom comparator

Author: Jezurko

mlir/test/mlir-tblgen/apint-param-warn.td renamed to mlir/test/mlir-tblgen/apint-param-error.td

@@ -1,4 +1,4 @@
-// RUN: mlir-tblgen -gen-attrdef-decls -I %S/../../include %s 2>&1 | FileCheck %s
+// RUN: not mlir-tblgen -gen-attrdef-decls -I %S/../../include %s 2>&1 | FileCheck %s
 
 include "mlir/IR/AttrTypeBase.td"
 include "mlir/IR/OpBase.td"
@@ -14,4 +14,4 @@ def RawAPIntAttr : AttrDef<Test_Dialect, "RawAPInt"> {
   let hasCustomAssemblyFormat = 1;
 }
 
-// CHECK: apint-param-warn.td:11:5: warning: Using a raw APInt parameter
+// CHECK: apint-param-error.td:11:5: error: Using a raw APInt parameter

mlir/tools/mlir-tblgen/AttrOrTypeDefGen.cpp

@@ -680,7 +680,7 @@ void DefGen::emitStorageClass() {
   storageCls->finalize();
   for (auto &param : params) {
     if (param.getCppType().contains("APInt") && !param.hasCustomComparator()) {
-      PrintWarning(
+      PrintError(
           def.getLoc(),
           "Using a raw APInt parameter without a custom comparator is "
           "not supported because an assert in the equality operator is "