1 files changed, 60 insertions, 0 deletions
diff --git a/test/profile/Inputs/instrprof-value-prof-visibility.c b/test/profile/Inputs/instrprof-value-prof-visibility.c
new file mode 100644
index 000000000..e691a2d95
--- /dev/null
+++ b/test/profile/Inputs/instrprof-value-prof-visibility.c
@@ -0,0 +1,60 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifdef DLOPEN_FUNC_DIR
+#include <dlfcn.h>
+#endif
+
+int __llvm_profile_runtime = 0;
+int __llvm_profile_write_file();
+void __llvm_profile_reset_counters(void);
+void __llvm_profile_initialize_file(void);
+struct __llvm_profile_data;
+struct ValueProfData;
+void lprofMergeValueProfData(struct ValueProfData *, struct __llvm_profile_data *);
+/* Force the vp merger module to be linked in.  */
+void *Dummy = &lprofMergeValueProfData;
+
+void callee1() {}
+void callee2() {}
+
+typedef void (*FP)(void);
+FP Fps[2] = {callee1, callee2};
+
+int main(int argc, char *argv[]) {
+  __llvm_profile_initialize_file();
+  __llvm_profile_write_file();
+  __llvm_profile_reset_counters();
+
+#ifdef DLOPEN_FUNC_DIR
+  void *Handle = dlopen(DLOPEN_FUNC_DIR "/func.shared", RTLD_NOW);
+  if (!Handle) {
+    fprintf(stderr, "unable to open '" DLOPEN_FUNC_DIR "/func.shared': %s\n",
+            dlerror());
+    return EXIT_FAILURE;
+  }
+
+  // This tests that lprofMergeValueProfData is not accessed
+  // from outside a module
+  void (*SymHandle)(struct ValueProfData *, struct __llvm_profile_data *) =
+      (void (*)(struct ValueProfData *, struct __llvm_profile_data *))dlsym(
+          Handle, "lprofMergeValueProfData");
+  if (SymHandle) {
+    fprintf(stderr,
+            "should not be able to lookup symbol 'lprofMergeValueProfData': %s\n",
+            dlerror());
+    return EXIT_FAILURE;
+  }
+
+  dlclose(Handle);
+
+#endif
+
+  Fps[0]();
+  Fps[1]();
+
+  __llvm_profile_write_file();
+  __llvm_profile_reset_counters();
+
+  return EXIT_SUCCESS;
+}