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-rw-r--r--test/Sema/varargs.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/test/Sema/varargs.c b/test/Sema/varargs.c
index 0ade0cf0aaf9..3fa429163ff5 100644
--- a/test/Sema/varargs.c
+++ b/test/Sema/varargs.c
@@ -112,3 +112,12 @@ void f13(enum E1 e, ...) {
#endif
__builtin_va_end(va);
}
+
+void f14(int e, ...) {
+ // expected-warning@+3 {{implicitly declaring library function 'va_start'}}
+ // expected-note@+2 {{include the header <stdarg.h>}}
+ // expected-error@+1 {{too few arguments to function call}}
+ va_start();
+ __builtin_va_list va;
+ va_start(va, e);
+}