|  | // This file contains test cases related to roundtripping. | 
|  |  | 
|  | //===--------------------------------------------------------------------===// | 
|  | // Test roundtrip | 
|  | //===--------------------------------------------------------------------===// | 
|  |  | 
|  | // RUN: mlir-opt %S/versioned-op-with-prop-1.12.mlirbc -emit-bytecode \ | 
|  | // RUN:   -emit-bytecode-version=0 | mlir-opt -o %t.1 && \ | 
|  | // RUN: mlir-opt %S/versioned-op-with-prop-1.12.mlirbc -o %t.2 && \ | 
|  | // RUN: diff %t.1 %t.2 | 
|  |  | 
|  | //===--------------------------------------------------------------------===// | 
|  | // Test invalid versions | 
|  | //===--------------------------------------------------------------------===// | 
|  |  | 
|  | // RUN: not mlir-opt %S/versioned-op-with-prop-1.12.mlirbc -emit-bytecode \ | 
|  | // RUN:   -emit-bytecode-version=-1 2>&1 | FileCheck %s --check-prefix=ERR_VERSION_NEGATIVE | 
|  | // ERR_VERSION_NEGATIVE: unsupported version requested -1, must be in range [{{[0-9]+}}, {{[0-9]+}}] | 
|  |  | 
|  | // RUN: not mlir-opt %S/versioned-op-with-prop-1.12.mlirbc -emit-bytecode \ | 
|  | // RUN:   -emit-bytecode-version=999 2>&1 | FileCheck %s --check-prefix=ERR_VERSION_FUTURE | 
|  | // ERR_VERSION_FUTURE: unsupported version requested 999, must be in range [{{[0-9]+}}, {{[0-9]+}}] |