1 // RUN: %clang_cc1 %s -std=c11 -triple=x86_64-pc-linux -fvisibility hidden -fapply-global-visibility-to-externs -emit-llvm -o - | FileCheck --check-prefix=CHECK-HIDDEN %s 2 // RUN: %clang_cc1 %s -std=c11 -triple=x86_64-pc-linux -fvisibility protected -fapply-global-visibility-to-externs -emit-llvm -o - | FileCheck --check-prefix=CHECK-PROTECTED %s 3 // RUN: %clang_cc1 %s -std=c11 -triple=x86_64-pc-linux -fvisibility default -fapply-global-visibility-to-externs -emit-llvm -o - | FileCheck --check-prefix=CHECK-DEFAULT %s 4 5 // CHECK-HIDDEN: @var_hidden = external hidden global 6 // CHECK-PROTECTED: @var_hidden = external hidden global 7 // CHECK-DEFAULT: @var_hidden = external hidden global 8 __attribute__((visibility("hidden"))) extern int var_hidden; 9 // CHECK-HIDDEN: @var_protected = external protected global 10 // CHECK-PROTECTED: @var_protected = external protected global 11 // CHECK-DEFAULT: @var_protected = external protected global 12 __attribute__((visibility("protected"))) extern int var_protected; 13 // CHECK-HIDDEN: @var_default = external global 14 // CHECK-PROTECTED: @var_default = external global 15 // CHECK-DEFAULT: @var_default = external global 16 __attribute__((visibility("default"))) extern int var_default; 17 // CHECK-HIDDEN: @var = external hidden global 18 // CHECK-PROTECTED: @var = external protected global 19 // CHECK-DEFAULT: @var = external global 20 extern int var; 21 22 // CHECK-HIDDEN: declare hidden i32 @func_hidden() 23 // CHECK-PROTECTED: declare hidden i32 @func_hidden() 24 // CHECK-DEFAULT: declare hidden i32 @func_hidden() 25 __attribute__((visibility("hidden"))) int func_hidden(void); 26 // CHECK-HIDDEN: declare protected i32 @func_protected() 27 // CHECK-PROTECTED: declare protected i32 @func_protected() 28 // CHECK-DEFAULT: declare protected i32 @func_protected() 29 __attribute__((visibility("protected"))) int func_protected(void); 30 // CHECK-HIDDEN: declare i32 @func_default() 31 // CHECK-PROTECTED: declare i32 @func_default() 32 // CHECK-DEFAULT: declare i32 @func_default() 33 __attribute__((visibility("default"))) int func_default(void); 34 // CHECK-HIDDEN: declare hidden i32 @func() 35 // CHECK-PROTECTED: declare protected i32 @func() 36 // CHECK-DEFAULT: declare i32 @func() 37 int func(void); 38 39 int use() { 40 return var_hidden + var_protected + var_default + var + 41 func_hidden() + func_protected() + func_default() + func(); 42 } 43