Hook up warning for an incomplete scanlist in scanf format strings.

llvm-svn: 108542
diff --git a/clang/test/Sema/format-strings-scanf.c b/clang/test/Sema/format-strings-scanf.c
index 63e81d4..f571886 100644
--- a/clang/test/Sema/format-strings-scanf.c
+++ b/clang/test/Sema/format-strings-scanf.c
@@ -11,4 +11,5 @@
   scanf(s, i); // expected-warning{{ormat string is not a string literal}}
   scanf("%0d", i); // expected-warning{{zero field width in scanf format string is unused}}
   scanf("%00d", i); // expected-warning{{zero field width in scanf format string is unused}}
+  scanf("%d%[asdfasdfd", i, s); // expected-warning{{no closing ‘]’ for ‘%[’ in scanf format string}}
 }