clang/test/CodeGen/fentry.c

   1 // RUN: %clang_cc1 -pg -mfentry -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck  %s
   2 // RUN: %clang_cc1 -pg -mfentry -triple x86_64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s
   3 // RUN: %clang_cc1 -mfentry -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck -check-prefix=NOPG %s
   4 // RUN: %clang_cc1 -mfentry -triple x86_64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=NOPG %s
   5
   6 int foo(void) {
   7   return 0;
   8 }
   9
  10 int __attribute__((no_instrument_function)) no_instrument(void) {
  11   return foo();
  12 }
  13
  14 //CHECK: attributes #0 = { {{.*}}"fentry-call"="true"{{.*}} }
  15 //CHECK: attributes #1 = { {{.*}} }
  16 //CHECK-NOT: attributes #1 = { {{.*}}"fentry-call"="true"{{.*}} }
  17 //NOPG-NOT: attributes #0 = { {{.*}}"fentry-call"{{.*}} }
  18 //NOPG-NOT: attributes #1 = { {{.*}}"fentry-call"{{.*}} }