1 files changed, 27 insertions, 0 deletions
diff --git a/test/Modules/diamond.c b/test/Modules/diamond.c
new file mode 100644
index 0000000000000..482836c44978a
--- /dev/null
+++ b/test/Modules/diamond.c
@@ -0,0 +1,27 @@
+
+
+
+// in diamond-bottom.h: expected-note{{passing argument to parameter 'x' here}}
+
+__import_module__ diamond_bottom;
+
+void test_diamond(int i, float f, double d, char c) {
+  top(&i);
+  left(&f);
+  right(&d);
+  bottom(&c);
+  bottom(&d); // expected-warning{{incompatible pointer types passing 'double *' to parameter of type 'char *'}}
+
+  // Names in multiple places in the diamond.
+  top_left(&c);
+
+  left_and_right(&i);
+  struct left_and_right lr;
+  lr.left = 17;
+}
+
+// RUN: %clang_cc1 -emit-module -o %T/diamond_top.pcm %S/Inputs/diamond_top.h
+// RUN: %clang_cc1 -fmodule-cache-path %T -fdisable-module-hash -emit-module -o %T/diamond_left.pcm %S/Inputs/diamond_left.h
+// RUN: %clang_cc1 -fmodule-cache-path %T -fdisable-module-hash -emit-module -o %T/diamond_right.pcm %S/Inputs/diamond_right.h
+// RUN: %clang_cc1 -fmodule-cache-path %T -fdisable-module-hash -emit-module -o %T/diamond_bottom.pcm %S/Inputs/diamond_bottom.h
+// RUN: %clang_cc1 -fmodule-cache-path %T -fdisable-module-hash %s -verify