1 files changed, 12 insertions, 0 deletions
diff --git a/clang/test/Modules/compiler_builtins.m b/clang/test/Modules/compiler_builtins.m
new file mode 100644
index 00000000000..3cf24142d33
--- /dev/null
+++ b/clang/test/Modules/compiler_builtins.m
@@ -0,0 +1,12 @@
+// RUN: rm -rf %t
+// RUN: %clang_cc1 -fmodules -fmodule-cache-path %t -verify %s
+
+@import __compiler_builtins.float_constants;
+
+float getFltMax() { return FLT_MAX; }
+
+@import __compiler_builtins.limits;
+
+char getCharMax() { return CHAR_MAX; }
+
+size_t size; // expected-error{{unknown type name 'size_t'}}