clang/test/Modules/codegen-visibility.cpp

   1 // Test that modules with different visibility mode can be shared.
   2 // REQUIRES: aarch64-registered-target
   3
   4 // RUN: rm -rf %t && mkdir %t
   5 // RUN: split-file %s %t
   6
   7 // RUN: %clang_cc1 -triple arm64e-apple-macos -x c++ -fvisibility=default -fmodules-codegen -fmodules -emit-module -fmodule-name=foo %t/foo.modulemap -o %t/foo.pcm
   8
   9 // RUN: %clang_cc1 -emit-llvm %t/foo.pcm -o - | FileCheck %s --check-prefix=DEF
  10 // RUN: %clang_cc1 -triple arm64e-apple-macos -x c++ -fvisibility=hidden -fmodules -fmodule-file=%t/foo.pcm -I%t -emit-llvm %t/test.cpp -o - | FileCheck %s --check-prefixes=USE
  11
  12 // DEF: define void @_Z2f4v()
  13 // DEF: define weak_odr void @_Z2f3v()
  14
  15 // USE: define hidden void @_Z4testv()
  16 // USE: declare void @_Z2f1v()
  17 // USE: define internal void @_ZL2f2v()
  18 // USE: declare void @_Z2f3v()
  19 // USE: declare void @_Z2f4v()
  20
  21
  22 //--- foo.h
  23 void f1();
  24 static void f2() {}
  25 inline void f3() {}
  26 void f4() {}
  27
  28 //--- test.cpp
  29 #include "foo.h"
  30
  31 void test() {
  32   f1();
  33   f2();
  34   f3();
  35   f4();
  36 }
  37
  38 //--- foo.modulemap
  39 module foo { header "foo.h" }
  40