1// RUN: %clang_cc1 -fms-extensions -Wno-invalid-token-paste %s -verify 2// RUN: %clang_cc1 -E -fms-extensions -Wno-invalid-token-paste %s | FileCheck %s 3// RUN: %clang_cc1 -E -fms-extensions -Wno-invalid-token-paste -x assembler-with-cpp %s | FileCheck %s 4// expected-no-diagnostics 5 6#define foo a ## b ## = 0 7int foo; 8// CHECK: int ab = 0; 9