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-rw-r--r--test/CodeGenCXX/pragma-visibility.cpp72
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
+}