1 files changed, 28 insertions, 0 deletions
diff --git a/test/Sema/builtin-object-size.c b/test/Sema/builtin-object-size.c
new file mode 100644
index 0000000..4b15cb1
--- /dev/null
+++ b/test/Sema/builtin-object-size.c
@@ -0,0 +1,28 @@
+// RUN: clang-cc -fsyntax-only -verify %s &&
+// RUN: clang-cc -fsyntax-only -triple x86_64-apple-darwin9 -verify %s
+
+int a[10];
+
+int f0() {
+  return __builtin_object_size(&a); // expected-error {{too few arguments to function}}
+}
+int f1() {
+  return (__builtin_object_size(&a, 0) + 
+          __builtin_object_size(&a, 1) + 
+          __builtin_object_size(&a, 2) + 
+          __builtin_object_size(&a, 3));
+}
+int f2() {
+  return __builtin_object_size(&a, -1); // expected-error {{argument should be a value from 0 to 3}}
+}
+int f3() {
+  return __builtin_object_size(&a, 4); // expected-error {{argument should be a value from 0 to 3}}
+}
+
+
+// rdar://6252231 - cannot call vsnprintf with va_list on x86_64
+void f4(const char *fmt, ...) {
+ __builtin_va_list args;
+ __builtin___vsnprintf_chk (0, 42, 0, 11, fmt, args);
+}
+