1 files changed, 10 insertions, 0 deletions
diff --git a/clang/test/Analysis/system-header-simulator.h b/clang/test/Analysis/system-header-simulator.h
new file mode 100644
index 00000000000..68c66574df8
--- /dev/null
+++ b/clang/test/Analysis/system-header-simulator.h
@@ -0,0 +1,10 @@
+#pragma clang system_header
+
+typedef struct _FILE FILE;
+extern FILE *stdin;
+int fscanf(FILE *restrict stream, const char *restrict format, ...);
+
+// Note, on some platforms errno macro gets replaced with a function call.
+extern int errno;
+
+unsigned long strlen(const char *);