1 files changed, 29 insertions, 0 deletions
diff --git a/clang/test/Modules/diamond.c b/clang/test/Modules/diamond.c
new file mode 100644
index 0000000..076eec4
--- /dev/null
+++ b/clang/test/Modules/diamond.c
@@ -0,0 +1,29 @@
+
+
+
+// in diamond-bottom.h: expected-note{{passing argument to parameter 'x' here}}
+
+@__experimental_modules_import 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: rm -rf %t
+// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodule-cache-path %t -fmodule-name=diamond_top %S/Inputs/module.map
+// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodule-cache-path %t -fmodule-name=diamond_left %S/Inputs/module.map
+// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodule-cache-path %t -fmodule-name=diamond_right %S/Inputs/module.map
+// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodule-cache-path %t -fmodule-name=diamond_bottom %S/Inputs/module.map
+// RUN: %clang_cc1 -fmodules -x objective-c -fmodule-cache-path %t %s -verify
+// FIXME: When we have a syntax for modules in C, use that.