clang/test/InterfaceStubs/visibility.cpp

   1 // REQUIRES: x86-registered-target
   2 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
   3 // RUN: -fvisibility=hidden  %s | FileCheck --check-prefix=CHECK-CMD-HIDDEN %s
   4
   5 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -o - -emit-interface-stubs \
   6 // RUN: -fvisibility=hidden %s | FileCheck --check-prefix=CHECK-CMD-HIDDEN %s
   7
   8 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -o - -emit-interface-stubs %s | \
   9 // RUN: FileCheck --check-prefix=CHECK-CMD %s
  10
  11 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -o - -emit-interface-stubs %s | \
  12 // RUN: FileCheck --check-prefix=CHECK-CMD %s
  13
  14 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -o - -emit-interface-stubs %s | \
  15 // RUN: FileCheck --check-prefix=CHECK-CMD2 %s
  16
  17 // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -o - -emit-interface-stubs %s | \
  18 // RUN: FileCheck --check-prefix=CHECK-CMD2 %s
  19
  20 // RUN: %clang -target x86_64-unknown-linux-gnu -o - -c %s | llvm-readelf -s - 2>&1 | \
  21 // RUN: FileCheck -check-prefix=CHECK-SYMBOLS %s
  22
  23 // Always Be Hidden:
  24 // CHECK-CMD-HIDDEN-NOT: _Z6hiddenv
  25 // CHECK-CMD2-NOT: _Z6hiddenv
  26 __attribute__((visibility("hidden"))) void hidden() {}
  27
  28 // Always Be Visible:
  29 // CHECK-CMD-HIDDEN: _Z9nothiddenv
  30 // CHECK-CMD-DAG: _Z9nothiddenv
  31 __attribute__((visibility("default"))) void nothidden() {}
  32
  33 // Do Whatever -fvisibility says:
  34 // CHECK-CMD-HIDDEN-NOT: _Z10cmdVisiblev
  35 // CHECK-CMD-DAG: _Z10cmdVisiblev
  36 void cmdVisible() {}
  37
  38 // CHECK-SYMBOLS-DAG: DEFAULT    {{.*}} _Z10cmdVisiblev
  39 // CHECK-SYMBOLS-DAG: HIDDEN     {{.*}} _Z6hiddenv
  40 // CHECK-SYMBOLS-DAG: DEFAULT    {{.*}} _Z9nothiddenv