7 files changed, 107 insertions, 0 deletions
diff --git a/Tests/Visibility/CMakeLists.txt b/Tests/Visibility/CMakeLists.txt
new file mode 100644
index 0000000..9498ca6
--- /dev/null
+++ b/Tests/Visibility/CMakeLists.txt
@@ -0,0 +1,66 @@
+cmake_minimum_required(VERSION 3.2)
+cmake_policy(SET CMP0063 NEW)
+
+project(Visibility)
+
+add_library(hidden1 SHARED hidden.c)
+set_property(TARGET hidden1 PROPERTY C_VISIBILITY_PRESET hidden)
+
+add_library(hidden_object OBJECT hidden.c)
+set_property(TARGET hidden_object PROPERTY C_VISIBILITY_PRESET hidden)
+set_property(TARGET hidden_object PROPERTY POSITION_INDEPENDENT_CODE ON)
+
+add_library(hidden_static STATIC hidden.c)
+set_property(TARGET hidden_static PROPERTY C_VISIBILITY_PRESET hidden)
+set_property(TARGET hidden_static PROPERTY POSITION_INDEPENDENT_CODE ON)
+
+add_library(hidden2 SHARED $<TARGET_OBJECTS:hidden_object> shared.c)
+
+add_library(hidden3 SHARED shared.c)
+target_link_libraries(hidden3 hidden_static)
+
+foreach(t
+    hidden1
+    hidden2
+    hidden3
+    )
+  add_custom_command(TARGET ${t} POST_BUILD
+    COMMAND ${CMAKE_COMMAND}
+    -DCMAKE_NM=${CMAKE_NM}
+    -DTEST_LIBRARY_PATH=$<TARGET_FILE:${t}>
+    -P ${CMAKE_CURRENT_SOURCE_DIR}/verify.cmake
+    )
+endforeach()
+
+
+add_library(inlines_hidden1 SHARED foo.cpp bar.c)
+set_property(TARGET inlines_hidden1 PROPERTY VISIBILITY_INLINES_HIDDEN ON)
+target_compile_options(inlines_hidden1 PRIVATE -Werror)
+
+add_library(inlines_hidden_object OBJECT foo.cpp bar.c)
+set_property(TARGET inlines_hidden_object PROPERTY VISIBILITY_INLINES_HIDDEN ON)
+set_property(TARGET inlines_hidden_object PROPERTY POSITION_INDEPENDENT_CODE ON)
+target_compile_options(inlines_hidden_object PRIVATE -Werror)
+
+add_library(inlines_hidden_static STATIC foo.cpp bar.c)
+set_property(TARGET inlines_hidden_static PROPERTY VISIBILITY_INLINES_HIDDEN ON)
+set_property(TARGET inlines_hidden_static PROPERTY POSITION_INDEPENDENT_CODE ON)
+target_compile_options(inlines_hidden_static PRIVATE -Werror)
+
+add_library(inlines_hidden2 SHARED $<TARGET_OBJECTS:inlines_hidden_object> shared.cpp)
+
+add_library(inlines_hidden3 SHARED shared.cpp)
+target_link_libraries(inlines_hidden3 inlines_hidden_static)
+
+foreach(t
+    inlines_hidden1
+    inlines_hidden2
+    inlines_hidden3
+    )
+  add_custom_command(TARGET ${t} POST_BUILD
+    COMMAND ${CMAKE_COMMAND}
+    -DCMAKE_NM=${CMAKE_NM}
+    -DTEST_LIBRARY_PATH=$<TARGET_FILE:${t}>
+    -P ${CMAKE_CURRENT_SOURCE_DIR}/verify.cmake
+    )
+endforeach()
diff --git a/Tests/Visibility/bar.c b/Tests/Visibility/bar.c
new file mode 100644
index 0000000..e425999
--- /dev/null
+++ b/Tests/Visibility/bar.c
@@ -0,0 +1 @@
+void bar() {}
diff --git a/Tests/Visibility/foo.cpp b/Tests/Visibility/foo.cpp
new file mode 100644
index 0000000..2b66b69
--- /dev/null
+++ b/Tests/Visibility/foo.cpp
@@ -0,0 +1,11 @@
+class Foo
+{
+public:
+    void bar() {}
+};
+
+void baz()
+{
+	Foo foo;
+	foo.bar();
+}
diff --git a/Tests/Visibility/hidden.c b/Tests/Visibility/hidden.c
new file mode 100644
index 0000000..6e97343
--- /dev/null
+++ b/Tests/Visibility/hidden.c
@@ -0,0 +1,4 @@
+int hidden_function(void) { return 0; }
+
+__attribute__((visibility("default")))
+int not_hidden(void) { return hidden_function(); }
diff --git a/Tests/Visibility/shared.c b/Tests/Visibility/shared.c
new file mode 100644
index 0000000..bb94976
--- /dev/null
+++ b/Tests/Visibility/shared.c
@@ -0,0 +1,3 @@
+extern int not_hidden(void);
+
+int shared(void) { return not_hidden(); }
diff --git a/Tests/Visibility/shared.cpp b/Tests/Visibility/shared.cpp
new file mode 100644
index 0000000..4897ff8
--- /dev/null
+++ b/Tests/Visibility/shared.cpp
@@ -0,0 +1,8 @@
+extern "C" int bar(void);
+void baz();
+
+int shared()
+{
+  baz();
+  return bar();
+}
diff --git a/Tests/Visibility/verify.cmake b/Tests/Visibility/verify.cmake
new file mode 100644
index 0000000..3b2028c
--- /dev/null
+++ b/Tests/Visibility/verify.cmake
@@ -0,0 +1,14 @@
+execute_process(COMMAND ${CMAKE_NM} -D ${TEST_LIBRARY_PATH}
+  RESULT_VARIABLE RESULT
+  OUTPUT_VARIABLE OUTPUT
+  ERROR_VARIABLE ERROR
+)
+
+if(NOT "${RESULT}" STREQUAL "0")
+  message(FATAL_ERROR "nm failed [${RESULT}] [${OUTPUT}] [${ERROR}]")
+endif()
+
+if(${OUTPUT} MATCHES "(Foo[^\\n]*bar|hidden_function)")
+  message(FATAL_ERROR
+    "Found ${CMAKE_MATCH_1} which should have been hidden [${OUTPUT}]")
+endif()