| // RUN: %clang_cc1 -pg -mfentry -mnop-mcount -triple s390x-ibm-linux -emit-llvm \ | 
 | // RUN:   -o - %s 2>&1 | FileCheck  %s | 
 | // RUN: not %clang_cc1 -pg -mnop-mcount -triple s390x-ibm-linux -emit-llvm -o - \ | 
 | // RUN:   %s 2>&1 | FileCheck -check-prefix=NOMFENTRY %s | 
 | // RUN: %clang_cc1 -mfentry -mnop-mcount -triple s390x-ibm-linux -emit-llvm -o - \ | 
 | // RUN:   %s 2>&1 | FileCheck -check-prefix=NOPG %s | 
 | // RUN: %clang_cc1 -mnop-mcount -triple s390x-ibm-linux -emit-llvm -o - %s \ | 
 | // RUN:   2>&1 | FileCheck -check-prefix=NOPG %s | 
 |  | 
 | int foo(void) { | 
 |   return 0; | 
 | } | 
 |  | 
 | int __attribute__((no_instrument_function)) no_instrument(void) { | 
 |   return foo(); | 
 | } | 
 |  | 
 | //CHECK: attributes #0 = { {{.*}}"mnop-mcount"{{.*}} } | 
 | //CHECK: attributes #1 = { {{.*}} } | 
 | //CHECK-NOT: attributes #1 = { {{.*}}"mnop-mcount"{{.*}} } | 
 | //NOMFENTRY: error: option '-mnop-mcount' cannot be specified without '-mfentry' | 
 | //NOPG-NOT: attributes #0 = { {{.*}}"mnop-mcount"{{.*}} } | 
 | //NOPG-NOT: attributes #1 = { {{.*}}"mnop-mcount"{{.*}} } |