[Clang] Fix test case clang/test/OpenMP/bug59944.c

Author: shiltian

clang/test/OpenMP/bug59944.c

@@ -1,11 +1,9 @@
-// RUN: %clang_cc1 -fopenmp -fopenmp-version=52 -x c -triple x86_64-apple-darwin10 %s -o - 2>&1 | FileCheck %s --check-prefix=CHECK
+// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=52 -x c -triple x86_64-apple-darwin10 %s
 
 extern int omp_get_initial_device();
 extern void *omp_get_mapped_ptr(void *, int);
 
 void t() {
-  omp_get_mapped_ptr(&x, omp_get_initial_device());
+  omp_get_mapped_ptr(&x, omp_get_initial_device()); //expected-error {{use of undeclared identifier 'x'}}
 }
 
-// CHECK: error: use of undeclared identifier 'x'
-// CHECK-NOT: crash