diff options
Diffstat (limited to 'test/CodeGenCXX/pragma-visibility.cpp')
-rw-r--r-- | test/CodeGenCXX/pragma-visibility.cpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/test/CodeGenCXX/pragma-visibility.cpp b/test/CodeGenCXX/pragma-visibility.cpp new file mode 100644 index 000000000000..05de78670a04 --- /dev/null +++ b/test/CodeGenCXX/pragma-visibility.cpp @@ -0,0 +1,72 @@ +// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s + +#pragma GCC visibility push(hidden) +struct x { + static int y; +}; +#pragma GCC visibility pop +int x::y = 10; +// CHECK: @_ZN1x1yE = hidden global + +#pragma GCC visibility push(hidden) +struct __attribute((visibility("default"))) x2 { + static int y; +}; +int x2::y = 10; +// CHECK: @_ZN2x21yE = global +#pragma GCC visibility pop + +#pragma GCC visibility push(hidden) +struct x3 { + static int y; +} __attribute((visibility("default"))); +int x3::y = 10; +// CHECK: @_ZN2x31yE = global +#pragma GCC visibility pop + +#pragma GCC visibility push(hidden) +template<class T> struct x4 { + static int y; +}; +#pragma GCC visibility pop +template<> int x4<int>::y = 10; +// CHECK: @_ZN2x4IiE1yE = hidden global i32 + +#pragma GCC visibility push(hidden) +template<int x> int f() { return x; } +extern "C" int g() { return f<3>(); } +#pragma GCC visibility pop +// CHECK: define hidden i32 @g() +// CHECK: define linkonce_odr hidden i32 @_Z1fILi3EEiv() + +#pragma GCC visibility push(hidden) +template<class T> struct x5 { + void y(); +}; +#pragma GCC visibility pop +template<> void x5<int>::y() {} +// CHECK: define hidden void @_ZN2x5IiE1yEv + +#pragma GCC visibility push(hidden) +namespace n __attribute((visibility("default"))) { + void f() {} + // CHECK: define void @_ZN1n1fEv +} +#pragma GCC visibility pop + +namespace n __attribute((visibility("default"))) { + extern int foofoo; // FIXME: Shouldn't be necessary, but otherwise the pragma + // gets to Sema before the namespace! +#pragma GCC visibility push(hidden) + void g() {} + // CHECK: define hidden void @_ZN1n1gEv +#pragma GCC visibility pop +} + +namespace n __attribute((visibility("hidden"))) { + extern int foofoo; // FIXME: Shouldn't be necessary, but otherwise the pragma + // gets to Sema before the namespace! + #pragma GCC visibility pop + void h() {} + // CHECK: define void @_ZN1n1hEv +} |