1 files changed, 9 insertions, 0 deletions
diff --git a/test/PCH/modified-header-crash.c b/test/PCH/modified-header-crash.c
new file mode 100644
index 0000000000..0b6dc7aaf0
--- /dev/null
+++ b/test/PCH/modified-header-crash.c
@@ -0,0 +1,9 @@
+// Don't crash.
+
+// RUN: %clang_cc1 -DCAKE -x c-header %S/modified-header-crash.h -emit-pch -o %t
+// RUN: touch %S/modified-header-crash.h
+// RUN: not %clang_cc1 %s -include-pch %t -fsyntax-only
+
+void f(void) {
+  foo = 3;
+}