1 files changed, 13 insertions, 0 deletions
diff --git a/test/Analysis/Inputs/system-header-simulator.h b/test/Analysis/Inputs/system-header-simulator.h
index e28b890..04688c78 100644
--- a/test/Analysis/Inputs/system-header-simulator.h
+++ b/test/Analysis/Inputs/system-header-simulator.h
@@ -1,3 +1,8 @@
+// Like the compiler, the static analyzer treats some functions differently if
+// they come from a system header -- for example, it is assumed that system
+// functions do not arbitrarily free() their parameters, and that some bugs
+// found in system headers cannot be fixed by the user and should be
+// suppressed.
 #pragma clang system_header
 
 typedef struct _FILE FILE;
@@ -62,3 +67,11 @@ typedef void (*xpc_finalizer_t)(void *value);
 void xpc_connection_set_context(xpc_connection_t connection, void *context);
 void xpc_connection_set_finalizer_f(xpc_connection_t connection, xpc_finalizer_t finalizer);
 void xpc_connection_resume(xpc_connection_t connection);
+
+//The following is a fake system header function
+void fakeSystemHeaderCallInt(int *);
+
+typedef struct __SomeStruct {
+  char * p;
+} SomeStruct;
+void fakeSystemHeaderCall(SomeStruct *);