Update clang to r104832.

1 files changed, 8 insertions, 0 deletions

diff --git a/test/Sema/unused-expr.c b/test/Sema/unused-expr.c
index 4ae0d4b..15608ec 100644
--- a/test/Sema/unused-expr.c
+++ b/test/Sema/unused-expr.c
@@ -110,3 +110,11 @@ void *some_function(void);
 void t10() {
   (void*) some_function(); //expected-warning {{expression result unused; should this cast be to 'void'?}}
 }
+
+void f(int i, ...) {
+    __builtin_va_list ap;
+    
+    __builtin_va_start(ap, i);
+    __builtin_va_arg(ap, int);
+    __builtin_va_end(ap);
+}