fix weird lit failure

Author: srcarroll

mlir/test/Dialect/Linalg/fusion-elementwise.mlir

@@ -130,14 +130,14 @@ func.func @elementwise_ops(%in1: tensor<8xf32>, %in2: tensor<8x10xf32>) -> tenso
     return %sqrt : tensor<8x10xf32>
 }
 
-// CHECK-DAG: #[[MAP0:.+]] = affine_map<(d0, d1) -> (d0, d1)>
-// CHECK-DAG: #[[MAP1:.+]] = affine_map<(d0, d1) -> (d0)>
+// CHECK-DAG: #[[$MAP0:.*]] = affine_map<(d0, d1) -> (d0, d1)>
+// CHECK-DAG: #[[$MAP1:.*]] = affine_map<(d0, d1) -> (d0)>
 // CHECK-LABEL: func @elementwise_ops
 //  CHECK-SAME:   %[[ARG0:[a-zA-Z0-9]+]]: tensor<8xf32>
 //  CHECK-SAME:   %[[ARG1:[a-zA-Z0-9]+]]: tensor<8x10xf32>
 //       CHECK:   %[[EMPTY:.+]] = tensor.empty() : tensor<8x10xf32>
 //       CHECK:   %[[FUSED_OP:.+]] = linalg.generic
-//  CHECK-SAME:       indexing_maps = [#[[MAP1]], #[[MAP0]], #[[MAP0]]]
+//  CHECK-SAME:       indexing_maps = [#[[$MAP1]], #[[$MAP0]], #[[$MAP0]]]
 //  CHECK-SAME:       ins(%[[ARG0]], %[[ARG1]] : {{.*}}) outs(%[[EMPTY]] :
 //  CHECK-NEXT:   ^bb0(%[[IN0:.*]]: f32, %[[IN1:.*]]: f32, %[[OUT:.*]]: f32):
 //  CHECK-NEXT:     %[[ADD:.*]] = arith.addf %[[IN0]], %[[IN1]]
@@ -196,14 +196,14 @@ func.func @map_genric_ops(%arg0: tensor<8xf32>, %arg1: tensor<8x10xf32>) -> tens
     return %sqrt : tensor<8x10xf32>
 }
 
-// CHECK-DAG: #[[MAP0:.+]] = affine_map<(d0, d1) -> (d0, d1)>
-// CHECK-DAG: #[[MAP1:.+]] = affine_map<(d0, d1) -> (d0)>
+// CHECK-DAG: #[[$MAP0:.*]] = affine_map<(d0, d1) -> (d0, d1)>
+// CHECK-DAG: #[[$MAP1:.*]] = affine_map<(d0, d1) -> (d0)>
 // CHECK-LABEL: func @map_genric_ops
 //  CHECK-SAME:   %[[ARG0:[a-zA-Z0-9]+]]: tensor<8xf32>
 //  CHECK-SAME:   %[[ARG1:[a-zA-Z0-9]+]]: tensor<8x10xf32>
 //       CHECK:   %[[EMPTY:.+]] = tensor.empty() : tensor<8x10xf32>
 //       CHECK:   %[[FUSED_OP:.+]] = linalg.generic
-//  CHECK-SAME:       indexing_maps = [#[[MAP1]], #[[MAP0]], #[[MAP0]]]
+//  CHECK-SAME:       indexing_maps = [#[[$MAP1]], #[[$MAP0]], #[[$MAP0]]]
 //  CHECK-SAME:       ins(%[[ARG0]], %[[ARG1]] : {{.*}}) outs(%[[EMPTY]] :
 //  CHECK-NEXT:   ^bb0(%[[IN0:.*]]: f32, %[[IN1:.*]]: f32, %[[OUT:.*]]: f32):
 //  CHECK-NEXT:     %[[ADD:.*]] = arith.addf %[[IN0]], %[[IN1]]